Merge pull request #13917 from misskey-dev/develop

Release 2024.5.0 (master)

158 files changed, 2365 insertions, 879 deletions

diff --git a/packages/backend/src/boot/entry.ts b/packages/backend/src/boot/entry.ts
index 6b8e83d4f9..04c6ca9723 100644
--- a/packages/backend/src/boot/entry.ts
+++ b/packages/backend/src/boot/entry.ts
@@ -15,6 +15,7 @@ import Logger from '@/logger.js';
 import { envOption } from '../env.js';
 import { masterMain } from './master.js';
 import { workerMain } from './worker.js';
+import { readyRef } from './ready.js';
 
 import 'reflect-metadata';
 
@@ -79,6 +80,8 @@ if (cluster.isWorker || envOption.disableClustering) {
 	await workerMain();
 }
 
+readyRef.value = true;
+
 // ユニットテスト時にMisskeyが子プロセスで起動された時のため
 // それ以外のときは process.send は使えないので弾く
 if (process.send) {
diff --git a/packages/backend/src/boot/master.ts b/packages/backend/src/boot/master.ts
index 30f9477ccf..75e1a80cd1 100644
--- a/packages/backend/src/boot/master.ts
+++ b/packages/backend/src/boot/master.ts
@@ -10,6 +10,8 @@ import * as os from 'node:os';
 import cluster from 'node:cluster';
 import chalk from 'chalk';
 import chalkTemplate from 'chalk-template';
+import * as Sentry from '@sentry/node';
+import { nodeProfilingIntegration } from '@sentry/profiling-node';
 import Logger from '@/logger.js';
 import { loadConfig } from '@/config.js';
 import type { Config } from '@/config.js';
@@ -71,6 +73,24 @@ export async function masterMain() {
 
 	bootLogger.succ('Misskey initialized');
 
+	if (config.sentryForBackend) {
+		Sentry.init({
+			integrations: [
+				...(config.sentryForBackend.enableNodeProfiling ? [nodeProfilingIntegration()] : []),
+			],
+
+			// Performance Monitoring
+			tracesSampleRate: 1.0, //  Capture 100% of the transactions
+
+			// Set sampling rate for profiling - this is relative to tracesSampleRate
+			profilesSampleRate: 1.0,
+
+			maxBreadcrumbs: 0,
+
+			...config.sentryForBackend.options,
+		});
+	}
+
 	if (envOption.disableClustering) {
 		if (envOption.onlyServer) {
 			await server();
diff --git a/packages/backend/src/boot/ready.ts b/packages/backend/src/boot/ready.ts
new file mode 100644
index 0000000000..591ae5cb58
--- /dev/null
+++ b/packages/backend/src/boot/ready.ts
@@ -0,0 +1,6 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+export const readyRef = { value: false };
diff --git a/packages/backend/src/config.ts b/packages/backend/src/config.ts
index 0ca1fa55c1..0ac521d409 100644
--- a/packages/backend/src/config.ts
+++ b/packages/backend/src/config.ts
@@ -7,6 +7,7 @@ import * as fs from 'node:fs';
 import { fileURLToPath } from 'node:url';
 import { dirname, resolve } from 'node:path';
 import * as yaml from 'js-yaml';
+import * as Sentry from '@sentry/node';
 import type { RedisOptions } from 'ioredis';
 
 type RedisOptionsSource = Partial<RedisOptions> & {
@@ -56,6 +57,8 @@ type Source = {
 		index: string;
 		scope?: 'local' | 'global' | string[];
 	};
+	sentryForBackend?: { options: Partial<Sentry.NodeOptions>; enableNodeProfiling: boolean; };
+	sentryForFrontend?: { options: Partial<Sentry.NodeOptions> };
 
 	publishTarballInsteadOfProvideRepositoryUrl?: boolean;
 
@@ -166,6 +169,8 @@ export type Config = {
 	redisForPubsub: RedisOptions & RedisOptionsSource;
 	redisForJobQueue: RedisOptions & RedisOptionsSource;
 	redisForTimelines: RedisOptions & RedisOptionsSource;
+	sentryForBackend: { options: Partial<Sentry.NodeOptions>; enableNodeProfiling: boolean; } | undefined;
+	sentryForFrontend: { options: Partial<Sentry.NodeOptions> } | undefined;
 	perChannelMaxNoteCacheCount: number;
 	perUserNotificationsMaxCount: number;
 	deactivateAntennaThreshold: number;
@@ -234,6 +239,8 @@ export function loadConfig(): Config {
 		redisForPubsub: config.redisForPubsub ? convertRedisOptions(config.redisForPubsub, host) : redis,
 		redisForJobQueue: config.redisForJobQueue ? convertRedisOptions(config.redisForJobQueue, host) : redis,
 		redisForTimelines: config.redisForTimelines ? convertRedisOptions(config.redisForTimelines, host) : redis,
+		sentryForBackend: config.sentryForBackend,
+		sentryForFrontend: config.sentryForFrontend,
 		id: config.id,
 		proxy: config.proxy,
 		proxySmtp: config.proxySmtp,
diff --git a/packages/backend/src/core/AccountMoveService.ts b/packages/backend/src/core/AccountMoveService.ts
index 5bd885df40..b6b591d240 100644
--- a/packages/backend/src/core/AccountMoveService.ts
+++ b/packages/backend/src/core/AccountMoveService.ts
@@ -305,7 +305,7 @@ export class AccountMoveService {
 		let resultUser: MiLocalUser | MiRemoteUser | null = null;
 
 		if (this.userEntityService.isRemoteUser(dst)) {
-			if ((new Date()).getTime() - (dst.lastFetchedAt?.getTime() ?? 0) > 10 * 1000) {
+			if (Date.now() - (dst.lastFetchedAt?.getTime() ?? 0) > 10 * 1000) {
 				await this.apPersonService.updatePerson(dst.uri);
 			}
 			dst = await this.apPersonService.fetchPerson(dst.uri) ?? dst;
@@ -321,7 +321,7 @@ export class AccountMoveService {
 				if (!src) continue; // oldAccountを探してもこのサーバーに存在しない場合はフォロー関係もないということなのでスルー
 
 				if (this.userEntityService.isRemoteUser(dst)) {
-					if ((new Date()).getTime() - (src.lastFetchedAt?.getTime() ?? 0) > 10 * 1000) {
+					if (Date.now() - (src.lastFetchedAt?.getTime() ?? 0) > 10 * 1000) {
 						await this.apPersonService.updatePerson(srcUri);
 					}
 
diff --git a/packages/backend/src/core/AnnouncementService.ts b/packages/backend/src/core/AnnouncementService.ts
index b298a70929..40a9db01c0 100644
--- a/packages/backend/src/core/AnnouncementService.ts
+++ b/packages/backend/src/core/AnnouncementService.ts
@@ -4,13 +4,14 @@
  */
 
 import { Inject, Injectable } from '@nestjs/common';
-import { Brackets } from 'typeorm';
+import { Brackets, EntityNotFoundError } from 'typeorm';
 import { DI } from '@/di-symbols.js';
 import type { MiUser } from '@/models/User.js';
 import type { AnnouncementReadsRepository, AnnouncementsRepository, MiAnnouncement, MiAnnouncementRead, UsersRepository } from '@/models/_.js';
 import { bindThis } from '@/decorators.js';
 import { Packed } from '@/misc/json-schema.js';
 import { IdService } from '@/core/IdService.js';
+import { AnnouncementEntityService } from '@/core/entities/AnnouncementEntityService.js';
 import { GlobalEventService } from '@/core/GlobalEventService.js';
 import { ModerationLogService } from '@/core/ModerationLogService.js';
 
@@ -29,6 +30,7 @@ export class AnnouncementService {
 		private idService: IdService,
 		private globalEventService: GlobalEventService,
 		private moderationLogService: ModerationLogService,
+		private announcementEntityService: AnnouncementEntityService,
 	) {
 	}
 
@@ -65,7 +67,7 @@ export class AnnouncementService {
 
 	@bindThis
 	public async create(values: Partial<MiAnnouncement>, moderator?: MiUser): Promise<{ raw: MiAnnouncement; packed: Packed<'Announcement'> }> {
-		const announcement = await this.announcementsRepository.insert({
+		const announcement = await this.announcementsRepository.insertOne({
 			id: this.idService.gen(),
 			updatedAt: null,
 			title: values.title,
@@ -77,9 +79,9 @@ export class AnnouncementService {
 			silence: values.silence,
 			needConfirmationToRead: values.needConfirmationToRead,
 			userId: values.userId,
-		}).then(x => this.announcementsRepository.findOneByOrFail(x.identifiers[0]));
+		});
 
-		const packed = (await this.packMany([announcement]))[0];
+		const packed = await this.announcementEntityService.pack(announcement);
 
 		if (values.userId) {
 			this.globalEventService.publishMainStream(values.userId, 'announcementCreated', {
@@ -178,6 +180,24 @@ export class AnnouncementService {
 	}
 
 	@bindThis
+	public async getAnnouncement(announcementId: MiAnnouncement['id'], me: MiUser | null): Promise<Packed<'Announcement'>> {
+		const announcement = await this.announcementsRepository.findOneByOrFail({ id: announcementId });
+		if (me) {
+			if (announcement.userId && announcement.userId !== me.id) {
+				throw new EntityNotFoundError(this.announcementsRepository.metadata.target, { id: announcementId });
+			}
+
+			const read = await this.announcementReadsRepository.findOneBy({
+				announcementId: announcement.id,
+				userId: me.id,
+			});
+			return this.announcementEntityService.pack({ ...announcement, isRead: read !== null }, me);
+		} else {
+			return this.announcementEntityService.pack(announcement, null);
+		}
+	}
+
+	@bindThis
 	public async read(user: MiUser, announcementId: MiAnnouncement['id']): Promise<void> {
 		try {
 			await this.announcementReadsRepository.insert({
@@ -193,29 +213,4 @@ export class AnnouncementService {
 			this.globalEventService.publishMainStream(user.id, 'readAllAnnouncements');
 		}
 	}
-
-	@bindThis
-	public async packMany(
-		announcements: MiAnnouncement[],
-		me?: { id: MiUser['id'] } | null | undefined,
-		options?: {
-			reads?: MiAnnouncementRead[];
-		},
-	): Promise<Packed<'Announcement'>[]> {
-		const reads = me ? (options?.reads ?? await this.getReads(me.id)) : [];
-		return announcements.map(announcement => ({
-			id: announcement.id,
-			createdAt: this.idService.parse(announcement.id).date.toISOString(),
-			updatedAt: announcement.updatedAt?.toISOString() ?? null,
-			text: announcement.text,
-			title: announcement.title,
-			imageUrl: announcement.imageUrl,
-			icon: announcement.icon,
-			display: announcement.display,
-			needConfirmationToRead: announcement.needConfirmationToRead,
-			silence: announcement.silence,
-			forYou: announcement.userId === me?.id,
-			isRead: reads.some(read => read.announcementId === announcement.id),
-		}));
-	}
 }
diff --git a/packages/backend/src/core/AntennaService.ts b/packages/backend/src/core/AntennaService.ts
index 4f956a43ed..793d8974b3 100644
--- a/packages/backend/src/core/AntennaService.ts
+++ b/packages/backend/src/core/AntennaService.ts
@@ -92,7 +92,7 @@ export class AntennaService implements OnApplicationShutdown {
 	}
 
 	@bindThis
-	public async addNoteToAntennas(note: MiNote, noteUser: { id: MiUser['id']; username: string; host: string | null; }): Promise<void> {
+	public async addNoteToAntennas(note: MiNote, noteUser: { id: MiUser['id']; username: string; host: string | null; isBot: boolean; }): Promise<void> {
 		const antennas = await this.getAntennas();
 		const antennasWithMatchResult = await Promise.all(antennas.map(antenna => this.checkHitAntenna(antenna, note, noteUser).then(hit => [antenna, hit] as const)));
 		const matchedAntennas = antennasWithMatchResult.filter(([, hit]) => hit).map(([antenna]) => antenna);
@@ -110,10 +110,12 @@ export class AntennaService implements OnApplicationShutdown {
 	// NOTE: フォローしているユーザーのノート、リストのユーザーのノート、グループのユーザーのノート指定はパフォーマンス上の理由で無効になっている
 
 	@bindThis
-	public async checkHitAntenna(antenna: MiAntenna, note: (MiNote | Packed<'Note'>), noteUser: { id: MiUser['id']; username: string; host: string | null; }): Promise<boolean> {
+	public async checkHitAntenna(antenna: MiAntenna, note: (MiNote | Packed<'Note'>), noteUser: { id: MiUser['id']; username: string; host: string | null; isBot: boolean; }): Promise<boolean> {
 		if (note.visibility === 'specified') return false;
 		if (note.visibility === 'followers') return false;
 
+		if (antenna.excludeBots && noteUser.isBot) return false;
+
 		if (antenna.localOnly && noteUser.host != null) return false;
 
 		if (!antenna.withReplies && note.replyId != null) return false;
diff --git a/packages/backend/src/core/AvatarDecorationService.ts b/packages/backend/src/core/AvatarDecorationService.ts
index 21e31d79a4..8b54bbe012 100644
--- a/packages/backend/src/core/AvatarDecorationService.ts
+++ b/packages/backend/src/core/AvatarDecorationService.ts
@@ -55,10 +55,10 @@ export class AvatarDecorationService implements OnApplicationShutdown {
 
 	@bindThis
 	public async create(options: Partial<MiAvatarDecoration>, moderator?: MiUser): Promise<MiAvatarDecoration> {
-		const created = await this.avatarDecorationsRepository.insert({
+		const created = await this.avatarDecorationsRepository.insertOne({
 			id: this.idService.gen(),
 			...options,
-		}).then(x => this.avatarDecorationsRepository.findOneByOrFail(x.identifiers[0]));
+		});
 
 		this.globalEventService.publishInternalEvent('avatarDecorationCreated', created);
 
diff --git a/packages/backend/src/core/ChannelFollowingService.ts b/packages/backend/src/core/ChannelFollowingService.ts
index 75843b9773..12251595e2 100644
--- a/packages/backend/src/core/ChannelFollowingService.ts
+++ b/packages/backend/src/core/ChannelFollowingService.ts
@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 import { Inject, Injectable, OnModuleInit } from '@nestjs/common';
 import Redis from 'ioredis';
 import { DI } from '@/di-symbols.js';
diff --git a/packages/backend/src/core/ClipService.ts b/packages/backend/src/core/ClipService.ts
index bb8be26ce6..9fd1ebad87 100644
--- a/packages/backend/src/core/ClipService.ts
+++ b/packages/backend/src/core/ClipService.ts
@@ -45,13 +45,13 @@ export class ClipService {
 			throw new ClipService.TooManyClipsError();
 		}
 
-		const clip = await this.clipsRepository.insert({
+		const clip = await this.clipsRepository.insertOne({
 			id: this.idService.gen(),
 			userId: me.id,
 			name: name,
 			isPublic: isPublic,
 			description: description,
-		}).then(x => this.clipsRepository.findOneByOrFail(x.identifiers[0]));
+		});
 
 		return clip;
 	}
diff --git a/packages/backend/src/core/CoreModule.ts b/packages/backend/src/core/CoreModule.ts
index 2c27d33c06..be80df6f1c 100644
--- a/packages/backend/src/core/CoreModule.ts
+++ b/packages/backend/src/core/CoreModule.ts
@@ -84,6 +84,7 @@ import ApRequestChart from './chart/charts/ap-request.js';
 import { ChartManagementService } from './chart/ChartManagementService.js';
 
 import { AbuseUserReportEntityService } from './entities/AbuseUserReportEntityService.js';
+import { AnnouncementEntityService } from './entities/AnnouncementEntityService.js';
 import { AntennaEntityService } from './entities/AntennaEntityService.js';
 import { AppEntityService } from './entities/AppEntityService.js';
 import { AuthSessionEntityService } from './entities/AuthSessionEntityService.js';
@@ -127,7 +128,7 @@ import { ApMfmService } from './activitypub/ApMfmService.js';
 import { ApRendererService } from './activitypub/ApRendererService.js';
 import { ApRequestService } from './activitypub/ApRequestService.js';
 import { ApResolverService } from './activitypub/ApResolverService.js';
-import { LdSignatureService } from './activitypub/LdSignatureService.js';
+import { JsonLdService } from './activitypub/JsonLdService.js';
 import { RemoteLoggerService } from './RemoteLoggerService.js';
 import { RemoteUserResolveService } from './RemoteUserResolveService.js';
 import { WebfingerService } from './WebfingerService.js';
@@ -223,6 +224,7 @@ const $ApRequestChart: Provider = { provide: 'ApRequestChart', useExisting: ApRe
 const $ChartManagementService: Provider = { provide: 'ChartManagementService', useExisting: ChartManagementService };
 
 const $AbuseUserReportEntityService: Provider = { provide: 'AbuseUserReportEntityService', useExisting: AbuseUserReportEntityService };
+const $AnnouncementEntityService: Provider = { provide: 'AnnouncementEntityService', useExisting: AnnouncementEntityService };
 const $AntennaEntityService: Provider = { provide: 'AntennaEntityService', useExisting: AntennaEntityService };
 const $AppEntityService: Provider = { provide: 'AppEntityService', useExisting: AppEntityService };
 const $AuthSessionEntityService: Provider = { provide: 'AuthSessionEntityService', useExisting: AuthSessionEntityService };
@@ -266,7 +268,7 @@ const $ApMfmService: Provider = { provide: 'ApMfmService', useExisting: ApMfmSer
 const $ApRendererService: Provider = { provide: 'ApRendererService', useExisting: ApRendererService };
 const $ApRequestService: Provider = { provide: 'ApRequestService', useExisting: ApRequestService };
 const $ApResolverService: Provider = { provide: 'ApResolverService', useExisting: ApResolverService };
-const $LdSignatureService: Provider = { provide: 'LdSignatureService', useExisting: LdSignatureService };
+const $JsonLdService: Provider = { provide: 'JsonLdService', useExisting: JsonLdService };
 const $RemoteLoggerService: Provider = { provide: 'RemoteLoggerService', useExisting: RemoteLoggerService };
 const $RemoteUserResolveService: Provider = { provide: 'RemoteUserResolveService', useExisting: RemoteUserResolveService };
 const $WebfingerService: Provider = { provide: 'WebfingerService', useExisting: WebfingerService };
@@ -363,6 +365,7 @@ const $ApQuestionService: Provider = { provide: 'ApQuestionService', useExisting
 		ChartManagementService,
 
 		AbuseUserReportEntityService,
+		AnnouncementEntityService,
 		AntennaEntityService,
 		AppEntityService,
 		AuthSessionEntityService,
@@ -406,7 +409,7 @@ const $ApQuestionService: Provider = { provide: 'ApQuestionService', useExisting
 		ApRendererService,
 		ApRequestService,
 		ApResolverService,
-		LdSignatureService,
+		JsonLdService,
 		RemoteLoggerService,
 		RemoteUserResolveService,
 		WebfingerService,
@@ -499,6 +502,7 @@ const $ApQuestionService: Provider = { provide: 'ApQuestionService', useExisting
 		$ChartManagementService,
 
 		$AbuseUserReportEntityService,
+		$AnnouncementEntityService,
 		$AntennaEntityService,
 		$AppEntityService,
 		$AuthSessionEntityService,
@@ -542,7 +546,7 @@ const $ApQuestionService: Provider = { provide: 'ApQuestionService', useExisting
 		$ApRendererService,
 		$ApRequestService,
 		$ApResolverService,
-		$LdSignatureService,
+		$JsonLdService,
 		$RemoteLoggerService,
 		$RemoteUserResolveService,
 		$WebfingerService,
@@ -635,6 +639,7 @@ const $ApQuestionService: Provider = { provide: 'ApQuestionService', useExisting
 		ChartManagementService,
 
 		AbuseUserReportEntityService,
+		AnnouncementEntityService,
 		AntennaEntityService,
 		AppEntityService,
 		AuthSessionEntityService,
@@ -678,7 +683,7 @@ const $ApQuestionService: Provider = { provide: 'ApQuestionService', useExisting
 		ApRendererService,
 		ApRequestService,
 		ApResolverService,
-		LdSignatureService,
+		JsonLdService,
 		RemoteLoggerService,
 		RemoteUserResolveService,
 		WebfingerService,
@@ -770,6 +775,7 @@ const $ApQuestionService: Provider = { provide: 'ApQuestionService', useExisting
 		$ChartManagementService,
 
 		$AbuseUserReportEntityService,
+		$AnnouncementEntityService,
 		$AntennaEntityService,
 		$AppEntityService,
 		$AuthSessionEntityService,
@@ -813,7 +819,7 @@ const $ApQuestionService: Provider = { provide: 'ApQuestionService', useExisting
 		$ApRendererService,
 		$ApRequestService,
 		$ApResolverService,
-		$LdSignatureService,
+		$JsonLdService,
 		$RemoteLoggerService,
 		$RemoteUserResolveService,
 		$WebfingerService,
diff --git a/packages/backend/src/core/CustomEmojiService.ts b/packages/backend/src/core/CustomEmojiService.ts
index edb9335b6e..7e11b9cdca 100644
--- a/packages/backend/src/core/CustomEmojiService.ts
+++ b/packages/backend/src/core/CustomEmojiService.ts
@@ -20,7 +20,7 @@ import { query } from '@/misc/prelude/url.js';
 import type { Serialized } from '@/types.js';
 import { ModerationLogService } from '@/core/ModerationLogService.js';
 
-const parseEmojiStrRegexp = /^(\w+)(?:@([\w.-]+))?$/;
+const parseEmojiStrRegexp = /^([-\w]+)(?:@([\w.-]+))?$/;
 
 @Injectable()
 export class CustomEmojiService implements OnApplicationShutdown {
@@ -68,7 +68,7 @@ export class CustomEmojiService implements OnApplicationShutdown {
 		localOnly: boolean;
 		roleIdsThatCanBeUsedThisEmojiAsReaction: MiRole['id'][];
 	}, moderator?: MiUser): Promise<MiEmoji> {
-		const emoji = await this.emojisRepository.insert({
+		const emoji = await this.emojisRepository.insertOne({
 			id: this.idService.gen(),
 			updatedAt: new Date(),
 			name: data.name,
@@ -82,7 +82,7 @@ export class CustomEmojiService implements OnApplicationShutdown {
 			isSensitive: data.isSensitive,
 			localOnly: data.localOnly,
 			roleIdsThatCanBeUsedThisEmojiAsReaction: data.roleIdsThatCanBeUsedThisEmojiAsReaction,
-		}).then(x => this.emojisRepository.findOneByOrFail(x.identifiers[0]));
+		});
 
 		if (data.host == null) {
 			this.localEmojisCache.refresh();
@@ -346,10 +346,11 @@ export class CustomEmojiService implements OnApplicationShutdown {
 	@bindThis
 	public async populateEmojis(emojiNames: string[], noteUserHost: string | null): Promise<Record<string, string>> {
 		const emojis = await Promise.all(emojiNames.map(x => this.populateEmoji(x, noteUserHost)));
-		const res = {} as any;
+		const res = {} as Record<string, string>;
 		for (let i = 0; i < emojiNames.length; i++) {
-			if (emojis[i] != null) {
-				res[emojiNames[i]] = emojis[i];
+			const resolvedEmoji = emojis[i];
+			if (resolvedEmoji != null) {
+				res[emojiNames[i]] = resolvedEmoji;
 			}
 		}
 		return res;
diff --git a/packages/backend/src/core/DriveService.ts b/packages/backend/src/core/DriveService.ts
index 1bc1df1dda..37c5d1adf7 100644
--- a/packages/backend/src/core/DriveService.ts
+++ b/packages/backend/src/core/DriveService.ts
@@ -220,7 +220,7 @@ export class DriveService {
 			file.size = size;
 			file.storedInternal = false;
 
-			return await this.driveFilesRepository.insert(file).then(x => this.driveFilesRepository.findOneByOrFail(x.identifiers[0]));
+			return await this.driveFilesRepository.insertOne(file);
 		} else { // use internal storage
 			const accessKey = randomUUID();
 			const thumbnailAccessKey = 'thumbnail-' + randomUUID();
@@ -254,7 +254,7 @@ export class DriveService {
 			file.md5 = hash;
 			file.size = size;
 
-			return await this.driveFilesRepository.insert(file).then(x => this.driveFilesRepository.findOneByOrFail(x.identifiers[0]));
+			return await this.driveFilesRepository.insertOne(file);
 		}
 	}
 
@@ -497,14 +497,20 @@ export class DriveService {
 
 		if (user && !force) {
 		// Check if there is a file with the same hash
-			const much = await this.driveFilesRepository.findOneBy({
+			const matched = await this.driveFilesRepository.findOneBy({
 				md5: info.md5,
 				userId: user.id,
 			});
 
-			if (much) {
-				this.registerLogger.info(`file with same hash is found: ${much.id}`);
-				return much;
+			if (matched) {
+				this.registerLogger.info(`file with same hash is found: ${matched.id}`);
+				if (sensitive && !matched.isSensitive) {
+					// The file is federated as sensitive for this time, but was federated as non-sensitive before.
+					// Therefore, update the file to sensitive.
+					await this.driveFilesRepository.update({ id: matched.id }, { isSensitive: true });
+					matched.isSensitive = true;
+				}
+				return matched;
 			}
 		}
 
@@ -609,7 +615,7 @@ export class DriveService {
 				file.type = info.type.mime;
 				file.storedInternal = false;
 
-				file = await this.driveFilesRepository.insert(file).then(x => this.driveFilesRepository.findOneByOrFail(x.identifiers[0]));
+				file = await this.driveFilesRepository.insertOne(file);
 			} catch (err) {
 			// duplicate key error (when already registered)
 				if (isDuplicateKeyValueError(err)) {
diff --git a/packages/backend/src/core/FanoutTimelineEndpointService.ts b/packages/backend/src/core/FanoutTimelineEndpointService.ts
index 9c239b4dfc..d5058f37c2 100644
--- a/packages/backend/src/core/FanoutTimelineEndpointService.ts
+++ b/packages/backend/src/core/FanoutTimelineEndpointService.ts
@@ -13,7 +13,7 @@ import type { NotesRepository } from '@/models/_.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { FanoutTimelineName, FanoutTimelineService } from '@/core/FanoutTimelineService.js';
 import { isUserRelated } from '@/misc/is-user-related.js';
-import { isPureRenote } from '@/misc/is-pure-renote.js';
+import { isQuote, isRenote } from '@/misc/is-renote.js';
 import { CacheService } from '@/core/CacheService.js';
 import { isReply } from '@/misc/is-reply.js';
 import { isInstanceMuted } from '@/misc/is-instance-muted.js';
@@ -61,8 +61,8 @@ export class FanoutTimelineEndpointService {
 		// 呼び出し元と以下の処理をシンプルにするためにdbFallbackを置き換える
 		if (!ps.useDbFallback) ps.dbFallback = () => Promise.resolve([]);
 
-		const shouldPrepend = ps.sinceId && !ps.untilId;
-		const idCompare: (a: string, b: string) => number = shouldPrepend ? (a, b) => a < b ? -1 : 1 : (a, b) => a > b ? -1 : 1;
+		const ascending = ps.sinceId && !ps.untilId;
+		const idCompare: (a: string, b: string) => number = ascending ? (a, b) => a < b ? -1 : 1 : (a, b) => a > b ? -1 : 1;
 
 		const redisResult = await this.fanoutTimelineService.getMulti(ps.redisTimelines, ps.untilId, ps.sinceId);
 
@@ -95,7 +95,7 @@ export class FanoutTimelineEndpointService {
 
 			if (ps.excludePureRenotes) {
 				const parentFilter = filter;
-				filter = (note) => !isPureRenote(note) && parentFilter(note);
+				filter = (note) => (!isRenote(note) || isQuote(note)) && parentFilter(note);
 			}
 
 			if (ps.me) {
@@ -116,7 +116,7 @@ export class FanoutTimelineEndpointService {
 				filter = (note) => {
 					if (isUserRelated(note, userIdsWhoBlockingMe, ps.ignoreAuthorFromBlock)) return false;
 					if (isUserRelated(note, userIdsWhoMeMuting, ps.ignoreAuthorFromMute)) return false;
-					if (isPureRenote(note) && isUserRelated(note, userIdsWhoMeMutingRenotes, ps.ignoreAuthorFromMute)) return false;
+					if (!ps.ignoreAuthorFromMute && isRenote(note) && !isQuote(note) && userIdsWhoMeMutingRenotes.has(note.userId)) return false;
 					if (isInstanceMuted(note, userMutedInstances)) return false;
 
 					return parentFilter(note);
@@ -142,9 +142,7 @@ export class FanoutTimelineEndpointService {
 
 				if (ps.allowPartial ? redisTimeline.length !== 0 : redisTimeline.length >= ps.limit) {
 					// 十分Redisからとれた
-					const result = redisTimeline.slice(0, ps.limit);
-					if (shouldPrepend) result.reverse();
-					return result;
+					return redisTimeline.slice(0, ps.limit);
 				}
 			}
 
@@ -152,8 +150,7 @@ export class FanoutTimelineEndpointService {
 			const remainingToRead = ps.limit - redisTimeline.length;
 			let dbUntil: string | null;
 			let dbSince: string | null;
-			if (shouldPrepend) {
-				redisTimeline.reverse();
+			if (ascending) {
 				dbUntil = ps.untilId;
 				dbSince = noteIds[noteIds.length - 1];
 			} else {
@@ -161,7 +158,7 @@ export class FanoutTimelineEndpointService {
 				dbSince = ps.sinceId;
 			}
 			const gotFromDb = await ps.dbFallback(dbUntil, dbSince, remainingToRead);
-			return shouldPrepend ? [...gotFromDb, ...redisTimeline] : [...redisTimeline, ...gotFromDb];
+			return [...redisTimeline, ...gotFromDb];
 		}
 
 		return await ps.dbFallback(ps.untilId, ps.sinceId, ps.limit);
diff --git a/packages/backend/src/core/FederatedInstanceService.ts b/packages/backend/src/core/FederatedInstanceService.ts
index 66db2067d9..6799f2c5bb 100644
--- a/packages/backend/src/core/FederatedInstanceService.ts
+++ b/packages/backend/src/core/FederatedInstanceService.ts
@@ -55,11 +55,11 @@ export class FederatedInstanceService implements OnApplicationShutdown {
 		const index = await this.instancesRepository.findOneBy({ host });
 
 		if (index == null) {
-			const i = await this.instancesRepository.insert({
+			const i = await this.instancesRepository.insertOne({
 				id: this.idService.gen(),
 				host,
 				firstRetrievedAt: new Date(),
-			}).then(x => this.instancesRepository.findOneByOrFail(x.identifiers[0]));
+			});
 
 			this.federatedInstanceCache.set(host, i);
 			return i;
diff --git a/packages/backend/src/core/FetchInstanceMetadataService.ts b/packages/backend/src/core/FetchInstanceMetadataService.ts
index bc270bd28f..aa16468ecb 100644
--- a/packages/backend/src/core/FetchInstanceMetadataService.ts
+++ b/packages/backend/src/core/FetchInstanceMetadataService.ts
@@ -51,21 +51,35 @@ export class FetchInstanceMetadataService {
 	}
 
 	@bindThis
-	public async tryLock(host: string): Promise<boolean> {
-		const mutex = await this.redisClient.set(`fetchInstanceMetadata:mutex:${host}`, '1', 'GET');
-		return mutex !== '1';
+	// public for test
+	public async tryLock(host: string): Promise<string | null> {
+		// TODO: マイグレーションなのであとで消す (2024.3.1)
+		this.redisClient.del(`fetchInstanceMetadata:mutex:${host}`);
+
+		return await this.redisClient.set(
+			`fetchInstanceMetadata:mutex:v2:${host}`, '1',
+			'EX', 30, // 30秒したら自動でロック解除 https://github.com/misskey-dev/misskey/issues/13506#issuecomment-1975375395
+			'GET' // 古い値を返す（なかったらnull）
+		);
 	}
 
 	@bindThis
-	public unlock(host: string): Promise<'OK'> {
-		return this.redisClient.set(`fetchInstanceMetadata:mutex:${host}`, '0');
+	// public for test
+	public unlock(host: string): Promise<number> {
+		return this.redisClient.del(`fetchInstanceMetadata:mutex:v2:${host}`);
 	}
 
 	@bindThis
 	public async fetchInstanceMetadata(instance: MiInstance, force = false): Promise<void> {
 		const host = instance.host;
-		// Acquire mutex to ensure no parallel runs
-		if (!await this.tryLock(host)) return;
+
+		// finallyでunlockされてしまうのでtry内でロックチェックをしない
+		// （returnであってもfinallyは実行される）
+		if (!force && await this.tryLock(host) === '1') {
+			// 1が返ってきていたらロックされているという意味なので、何もしない
+			return;
+		}
+
 		try {
 			if (!force) {
 				const _instance = await this.federatedInstanceService.fetch(host);
@@ -140,7 +154,7 @@ export class FetchInstanceMetadataService {
 				throw new Error('No wellknown links');
 			}
 
-			const links = wellknown.links as any[];
+			const links = wellknown.links as ({ rel: string, href: string; })[];
 
 			const link1_0 = links.find(link => link.rel === 'http://nodeinfo.diaspora.software/ns/schema/1.0');
 			const link2_0 = links.find(link => link.rel === 'http://nodeinfo.diaspora.software/ns/schema/2.0');
diff --git a/packages/backend/src/core/FileInfoService.ts b/packages/backend/src/core/FileInfoService.ts
index b8babcb3a7..169285f033 100644
--- a/packages/backend/src/core/FileInfoService.ts
+++ b/packages/backend/src/core/FileInfoService.ts
@@ -14,11 +14,12 @@ import FFmpeg from 'fluent-ffmpeg';
 import isSvg from 'is-svg';
 import probeImageSize from 'probe-image-size';
 import { type predictionType } from 'nsfwjs';
-import sharp from 'sharp';
 import { sharpBmp } from '@misskey-dev/sharp-read-bmp';
 import { encode } from 'blurhash';
 import { createTempDir } from '@/misc/create-temp.js';
 import { AiService } from '@/core/AiService.js';
+import { LoggerService } from '@/core/LoggerService.js';
+import type Logger from '@/logger.js';
 import { bindThis } from '@/decorators.js';
 
 export type FileInfo = {
@@ -49,9 +50,13 @@ const TYPE_SVG = {
 
 @Injectable()
 export class FileInfoService {
+	private logger: Logger;
+
 	constructor(
 		private aiService: AiService,
+		private loggerService: LoggerService,
 	) {
+		this.logger = this.loggerService.getLogger('file-info');
 	}
 
 	/**
@@ -318,6 +323,34 @@ export class FileInfoService {
 	}
 
 	/**
+	 * ビデオファイルにビデオトラックがあるかどうかチェック
+	 * （ない場合：m4a, webmなど）
+	 *
+	 * @param path ファイルパス
+	 * @returns ビデオトラックがあるかどうか（エラー発生時は常に`true`を返す）
+	 */
+	@bindThis
+	private hasVideoTrackOnVideoFile(path: string): Promise<boolean> {
+		const sublogger = this.logger.createSubLogger('ffprobe');
+		sublogger.info(`Checking the video file. File path: ${path}`);
+		return new Promise((resolve) => {
+			try {
+				FFmpeg.ffprobe(path, (err, metadata) => {
+					if (err) {
+						sublogger.warn(`Could not check the video file. Returns true. File path: ${path}`, err);
+						resolve(true);
+						return;
+					}
+					resolve(metadata.streams.some((stream) => stream.codec_type === 'video'));
+				});
+			} catch (err) {
+				sublogger.warn(`Could not check the video file. Returns true. File path: ${path}`, err as Error);
+				resolve(true);
+			}
+		});
+	}
+
+	/**
 	 * Detect MIME Type and extension
 	 */
 	@bindThis
@@ -339,6 +372,20 @@ export class FileInfoService {
 				return TYPE_SVG;
 			}
 
+			if ((type.mime.startsWith('video') || type.mime === 'application/ogg') && !(await this.hasVideoTrackOnVideoFile(path))) {
+				const newMime = `audio/${type.mime.split('/')[1]}`;
+				if (newMime === 'audio/mp4') {
+					return {
+						mime: 'audio/mp4',
+						ext: 'm4a',
+					};
+				}
+				return {
+					mime: newMime,
+					ext: type.ext,
+				};
+			}
+
 			return {
 				mime: this.fixMime(type.mime),
 				ext: type.ext,
diff --git a/packages/backend/src/core/MfmService.ts b/packages/backend/src/core/MfmService.ts
index c62ee5a642..9786f8b8bb 100644
--- a/packages/backend/src/core/MfmService.ts
+++ b/packages/backend/src/core/MfmService.ts
@@ -6,10 +6,11 @@
 import { URL } from 'node:url';
 import { Inject, Injectable } from '@nestjs/common';
 import * as parse5 from 'parse5';
-import { Window } from 'happy-dom';
+import { Window, XMLSerializer } from 'happy-dom';
 import { DI } from '@/di-symbols.js';
 import type { Config } from '@/config.js';
 import { intersperse } from '@/misc/prelude/array.js';
+import { normalizeForSearch } from '@/misc/normalize-for-search.js';
 import type { IMentionedRemoteUsers } from '@/models/Note.js';
 import { bindThis } from '@/decorators.js';
 import * as TreeAdapter from '../../node_modules/parse5/dist/tree-adapters/default.js';
@@ -33,6 +34,8 @@ export class MfmService {
 		// some AP servers like Pixelfed use br tags as well as newlines
 		html = html.replace(/<br\s?\/?>\r?\n/gi, '\n');
 
+		const normalizedHashtagNames = hashtagNames == null ? undefined : new Set<string>(hashtagNames.map(x => normalizeForSearch(x)));
+
 		const dom = parse5.parseFragment(html);
 
 		let text = '';
@@ -85,7 +88,7 @@ export class MfmService {
 					const href = node.attrs.find(x => x.name === 'href');
 
 					// ハッシュタグ
-					if (hashtagNames && href && hashtagNames.map(x => x.toLowerCase()).includes(txt.toLowerCase())) {
+					if (normalizedHashtagNames && href && normalizedHashtagNames.has(normalizeForSearch(txt))) {
 						text += txt;
 					// メンション
 					} else if (txt.startsWith('@') && !(rel && rel.value.startsWith('me '))) {
@@ -244,6 +247,8 @@ export class MfmService {
 
 		const doc = window.document;
 
+		const body = doc.createElement('p');
+
 		function appendChildren(children: mfm.MfmNode[], targetElement: any): void {
 			if (children) {
 				for (const child of children.map(x => (handlers as any)[x.type](x))) targetElement.appendChild(child);
@@ -454,8 +459,8 @@ export class MfmService {
 			},
 		};
 
-		appendChildren(nodes, doc.body);
+		appendChildren(nodes, body);
 
-		return `<p>${doc.body.innerHTML}</p>`;
+		return new XMLSerializer().serializeToString(body);
 	}
 }
diff --git a/packages/backend/src/core/NoteCreateService.ts b/packages/backend/src/core/NoteCreateService.ts
index 81ae2908d3..e5580f36d1 100644
--- a/packages/backend/src/core/NoteCreateService.ts
+++ b/packages/backend/src/core/NoteCreateService.ts
@@ -306,7 +306,7 @@ export class NoteCreateService implements OnApplicationShutdown {
 		}
 
 		// Check blocking
-		if (data.renote && !this.isQuote(data)) {
+		if (this.isRenote(data) && !this.isQuote(data)) {
 			if (data.renote.userHost === null) {
 				if (data.renote.userId !== user.id) {
 					const blocked = await this.userBlockingService.checkBlocked(data.renote.userId, user.id);
@@ -473,6 +473,7 @@ export class NoteCreateService implements OnApplicationShutdown {
 						noteVisibility: insert.visibility,
 						userId: user.id,
 						userHost: user.host,
+						channelId: insert.channelId,
 					});
 
 					await transactionalEntityManager.insert(MiPoll, poll);
@@ -641,7 +642,7 @@ export class NoteCreateService implements OnApplicationShutdown {
 			}
 
 			// If it is renote
-			if (data.renote) {
+			if (this.isRenote(data)) {
 				const type = this.isQuote(data) ? 'quote' : 'renote';
 
 				// Notify
@@ -725,9 +726,20 @@ export class NoteCreateService implements OnApplicationShutdown {
 	}
 
 	@bindThis
-	private isQuote(note: Option): note is Option & { renote: MiNote } {
-		// sync with misc/is-quote.ts
-		return !!note.renote && (!!note.text || !!note.cw || (!!note.files && !!note.files.length) || !!note.poll);
+	private isRenote(note: Option): note is Option & { renote: MiNote } {
+		return note.renote != null;
+	}
+
+	@bindThis
+	private isQuote(note: Option & { renote: MiNote }): note is Option & { renote: MiNote } & (
+		{ text: string } | { cw: string } | { reply: MiNote } | { poll: IPoll } | { files: MiDriveFile[] }
+	) {
+		// NOTE: SYNC WITH misc/is-quote.ts
+		return note.text != null ||
+			note.reply != null ||
+			note.cw != null ||
+			note.poll != null ||
+			(note.files != null && note.files.length > 0);
 	}
 
 	@bindThis
@@ -795,7 +807,7 @@ export class NoteCreateService implements OnApplicationShutdown {
 	private async renderNoteOrRenoteActivity(data: Option, note: MiNote) {
 		if (data.localOnly) return null;
 
-		const content = data.renote && !this.isQuote(data)
+		const content = this.isRenote(data) && !this.isQuote(data)
 			? this.apRendererService.renderAnnounce(data.renote.uri ? data.renote.uri : `${this.config.url}/notes/${data.renote.id}`, note)
 			: this.apRendererService.renderCreate(await this.apRendererService.renderNote(note, false), note);
 
diff --git a/packages/backend/src/core/NoteDeleteService.ts b/packages/backend/src/core/NoteDeleteService.ts
index fdf843c3e8..801ed02e00 100644
--- a/packages/backend/src/core/NoteDeleteService.ts
+++ b/packages/backend/src/core/NoteDeleteService.ts
@@ -24,7 +24,7 @@ import { bindThis } from '@/decorators.js';
 import { MetaService } from '@/core/MetaService.js';
 import { SearchService } from '@/core/SearchService.js';
 import { ModerationLogService } from '@/core/ModerationLogService.js';
-import { isPureRenote } from '@/misc/is-pure-renote.js';
+import { isQuote, isRenote } from '@/misc/is-renote.js';
 
 @Injectable()
 export class NoteDeleteService {
@@ -79,7 +79,7 @@ export class NoteDeleteService {
 				let renote: MiNote | null = null;
 
 				// if deleted note is renote
-				if (isPureRenote(note)) {
+				if (isRenote(note) && !isQuote(note)) {
 					renote = await this.notesRepository.findOneBy({
 						id: note.renoteId,
 					});
diff --git a/packages/backend/src/core/PushNotificationService.ts b/packages/backend/src/core/PushNotificationService.ts
index 3b706d9854..6a845b951d 100644
--- a/packages/backend/src/core/PushNotificationService.ts
+++ b/packages/backend/src/core/PushNotificationService.ts
@@ -101,7 +101,7 @@ export class PushNotificationService implements OnApplicationShutdown {
 				type,
 				body: (type === 'notification' || type === 'unreadAntennaNote') ? truncateBody(type, body) : body,
 				userId,
-				dateTime: (new Date()).getTime(),
+				dateTime: Date.now(),
 			}), {
 				proxy: this.config.proxy,
 			}).catch((err: any) => {
diff --git a/packages/backend/src/core/RelayService.ts b/packages/backend/src/core/RelayService.ts
index e9dc9b57af..8dd3d64f5b 100644
--- a/packages/backend/src/core/RelayService.ts
+++ b/packages/backend/src/core/RelayService.ts
@@ -53,11 +53,11 @@ export class RelayService {
 
 	@bindThis
 	public async addRelay(inbox: string): Promise<MiRelay> {
-		const relay = await this.relaysRepository.insert({
+		const relay = await this.relaysRepository.insertOne({
 			id: this.idService.gen(),
 			inbox,
 			status: 'requesting',
-		}).then(x => this.relaysRepository.findOneByOrFail(x.identifiers[0]));
+		});
 
 		const relayActor = await this.getRelayActor();
 		const follow = await this.apRendererService.renderFollowRelay(relay, relayActor);
diff --git a/packages/backend/src/core/ReversiService.ts b/packages/backend/src/core/ReversiService.ts
index 439bc08845..7f939b99c7 100644
--- a/packages/backend/src/core/ReversiService.ts
+++ b/packages/backend/src/core/ReversiService.ts
@@ -281,7 +281,7 @@ export class ReversiService implements OnApplicationShutdown, OnModuleInit {
 
 	@bindThis
 	private async matched(parentId: MiUser['id'], childId: MiUser['id'], options: { noIrregularRules: boolean; }): Promise<MiReversiGame> {
-		const game = await this.reversiGamesRepository.insert({
+		const game = await this.reversiGamesRepository.insertOne({
 			id: this.idService.gen(),
 			user1Id: parentId,
 			user2Id: childId,
@@ -294,10 +294,7 @@ export class ReversiService implements OnApplicationShutdown, OnModuleInit {
 			bw: 'random',
 			isLlotheo: false,
 			noIrregularRules: options.noIrregularRules,
-		}).then(x => this.reversiGamesRepository.findOneOrFail({
-			where: { id: x.identifiers[0].id },
-			relations: ['user1', 'user2'],
-		}));
+		}, { relations: ['user1', 'user2'] });
 		this.cacheGame(game);
 
 		const packed = await this.reversiGameEntityService.packDetail(game);
diff --git a/packages/backend/src/core/RoleService.ts b/packages/backend/src/core/RoleService.ts
index 09f3097114..d6eea70297 100644
--- a/packages/backend/src/core/RoleService.ts
+++ b/packages/backend/src/core/RoleService.ts
@@ -205,45 +205,79 @@ export class RoleService implements OnApplicationShutdown, OnModuleInit {
 	private evalCond(user: MiUser, roles: MiRole[], value: RoleCondFormulaValue): boolean {
 		try {
 			switch (value.type) {
+				// ～かつ～
 				case 'and': {
 					return value.values.every(v => this.evalCond(user, roles, v));
 				}
+				// ～または～
 				case 'or': {
 					return value.values.some(v => this.evalCond(user, roles, v));
 				}
+				// ～ではない
 				case 'not': {
 					return !this.evalCond(user, roles, value.value);
 				}
+				// マニュアルロールがアサインされている
 				case 'roleAssignedTo': {
 					return roles.some(r => r.id === value.roleId);
 				}
+				// ローカルユーザのみ
 				case 'isLocal': {
 					return this.userEntityService.isLocalUser(user);
 				}
+				// リモートユーザのみ
 				case 'isRemote': {
 					return this.userEntityService.isRemoteUser(user);
 				}
+				// サスペンド済みユーザである
+				case 'isSuspended': {
+					return user.isSuspended;
+				}
+				// 鍵アカウントユーザである
+				case 'isLocked': {
+					return user.isLocked;
+				}
+				// botユーザである
+				case 'isBot': {
+					return user.isBot;
+				}
+				// 猫である
+				case 'isCat': {
+					return user.isCat;
+				}
+				// 「ユーザを見つけやすくする」が有効なアカウント
+				case 'isExplorable': {
+					return user.isExplorable;
+				}
+				// ユーザが作成されてから指定期間経過した
 				case 'createdLessThan': {
 					return this.idService.parse(user.id).date.getTime() > (Date.now() - (value.sec * 1000));
 				}
+				// ユーザが作成されてから指定期間経っていない
 				case 'createdMoreThan': {
 					return this.idService.parse(user.id).date.getTime() < (Date.now() - (value.sec * 1000));
 				}
+				// フォロワー数が指定値以下
 				case 'followersLessThanOrEq': {
 					return user.followersCount <= value.value;
 				}
+				// フォロワー数が指定値以上
 				case 'followersMoreThanOrEq': {
 					return user.followersCount >= value.value;
 				}
+				// フォロー数が指定値以下
 				case 'followingLessThanOrEq': {
 					return user.followingCount <= value.value;
 				}
+				// フォロー数が指定値以上
 				case 'followingMoreThanOrEq': {
 					return user.followingCount >= value.value;
 				}
+				// ノート数が指定値以下
 				case 'notesLessThanOrEq': {
 					return user.notesCount <= value.value;
 				}
+				// ノート数が指定値以上
 				case 'notesMoreThanOrEq': {
 					return user.notesCount >= value.value;
 				}
@@ -437,12 +471,12 @@ export class RoleService implements OnApplicationShutdown, OnModuleInit {
 			}
 		}
 
-		const created = await this.roleAssignmentsRepository.insert({
+		const created = await this.roleAssignmentsRepository.insertOne({
 			id: this.idService.gen(now),
 			expiresAt: expiresAt,
 			roleId: roleId,
 			userId: userId,
-		}).then(x => this.roleAssignmentsRepository.findOneByOrFail(x.identifiers[0]));
+		});
 
 		this.rolesRepository.update(roleId, {
 			lastUsedAt: new Date(),
@@ -524,7 +558,7 @@ export class RoleService implements OnApplicationShutdown, OnModuleInit {
 	@bindThis
 	public async create(values: Partial<MiRole>, moderator?: MiUser): Promise<MiRole> {
 		const date = new Date();
-		const created = await this.rolesRepository.insert({
+		const created = await this.rolesRepository.insertOne({
 			id: this.idService.gen(date.getTime()),
 			updatedAt: date,
 			lastUsedAt: date,
@@ -542,7 +576,7 @@ export class RoleService implements OnApplicationShutdown, OnModuleInit {
 			canEditMembersByModerator: values.canEditMembersByModerator,
 			displayOrder: values.displayOrder,
 			policies: values.policies,
-		}).then(x => this.rolesRepository.findOneByOrFail(x.identifiers[0]));
+		});
 
 		this.globalEventService.publishInternalEvent('roleCreated', created);
 
diff --git a/packages/backend/src/core/UserFollowingService.ts b/packages/backend/src/core/UserFollowingService.ts
index 0a492c06e4..406ea04031 100644
--- a/packages/backend/src/core/UserFollowingService.ts
+++ b/packages/backend/src/core/UserFollowingService.ts
@@ -511,7 +511,13 @@ export class UserFollowingService implements OnModuleInit {
 		if (blocking) throw new Error('blocking');
 		if (blocked) throw new Error('blocked');
 
-		const followRequest = await this.followRequestsRepository.insert({
+		// Remove old follow requests before creating a new one.
+		await this.followRequestsRepository.delete({
+			followeeId: followee.id,
+			followerId: follower.id,
+		});
+
+		const followRequest = await this.followRequestsRepository.insertOne({
 			id: this.idService.gen(),
 			followerId: follower.id,
 			followeeId: followee.id,
@@ -525,7 +531,7 @@ export class UserFollowingService implements OnModuleInit {
 			followeeHost: followee.host,
 			followeeInbox: this.userEntityService.isRemoteUser(followee) ? followee.inbox : undefined,
 			followeeSharedInbox: this.userEntityService.isRemoteUser(followee) ? followee.sharedInbox : undefined,
-		}).then(x => this.followRequestsRepository.findOneByOrFail(x.identifiers[0]));
+		});
 
 		// Publish receiveRequest event
 		if (this.userEntityService.isLocalUser(followee)) {
diff --git a/packages/backend/src/core/WebAuthnService.ts b/packages/backend/src/core/WebAuthnService.ts
index 42fbed2110..ec9f4484a4 100644
--- a/packages/backend/src/core/WebAuthnService.ts
+++ b/packages/backend/src/core/WebAuthnService.ts
@@ -10,7 +10,7 @@ import {
 	generateRegistrationOptions, verifyAuthenticationResponse,
 	verifyRegistrationResponse,
 } from '@simplewebauthn/server';
-import { AttestationFormat, isoCBOR } from '@simplewebauthn/server/helpers';
+import { AttestationFormat, isoCBOR, isoUint8Array } from '@simplewebauthn/server/helpers';
 import { DI } from '@/di-symbols.js';
 import type { UserSecurityKeysRepository } from '@/models/_.js';
 import type { Config } from '@/config.js';
@@ -49,7 +49,7 @@ export class WebAuthnService {
 		const instance = await this.metaService.fetch();
 		return {
 			origin: this.config.url,
-			rpId: this.config.host,
+			rpId: this.config.hostname,
 			rpName: instance.name ?? this.config.host,
 			rpIcon: instance.iconUrl ?? undefined,
 		};
@@ -65,13 +65,12 @@ export class WebAuthnService {
 		const registrationOptions = await generateRegistrationOptions({
 			rpName: relyingParty.rpName,
 			rpID: relyingParty.rpId,
-			userID: userId,
+			userID: isoUint8Array.fromUTF8String(userId),
 			userName: userName,
 			userDisplayName: userDisplayName,
 			attestationType: 'indirect',
-			excludeCredentials: keys.map(key => (<PublicKeyCredentialDescriptorFuture>{
-				id: Buffer.from(key.id, 'base64url'),
-				type: 'public-key',
+			excludeCredentials: keys.map(key => (<{ id: string; transports?: AuthenticatorTransportFuture[]; }>{
+				id: key.id,
 				transports: key.transports ?? undefined,
 			})),
 			authenticatorSelection: {
@@ -87,7 +86,7 @@ export class WebAuthnService {
 
 	@bindThis
 	public async verifyRegistration(userId: MiUser['id'], response: RegistrationResponseJSON): Promise<{
-		credentialID: Uint8Array;
+		credentialID: string;
 		credentialPublicKey: Uint8Array;
 		attestationObject: Uint8Array;
 		fmt: AttestationFormat;
@@ -144,6 +143,7 @@ export class WebAuthnService {
 
 	@bindThis
 	public async initiateAuthentication(userId: MiUser['id']): Promise<PublicKeyCredentialRequestOptionsJSON> {
+		const relyingParty = await this.getRelyingParty();
 		const keys = await this.userSecurityKeysRepository.findBy({
 			userId: userId,
 		});
@@ -153,9 +153,9 @@ export class WebAuthnService {
 		}
 
 		const authenticationOptions = await generateAuthenticationOptions({
-			allowCredentials: keys.map(key => (<PublicKeyCredentialDescriptorFuture>{
-				id: Buffer.from(key.id, 'base64url'),
-				type: 'public-key',
+			rpID: relyingParty.rpId,
+			allowCredentials: keys.map(key => (<{ id: string; transports?: AuthenticatorTransportFuture[]; }>{
+				id: key.id,
 				transports: key.transports ?? undefined,
 			})),
 			userVerification: 'preferred',
@@ -219,7 +219,7 @@ export class WebAuthnService {
 				expectedOrigin: relyingParty.origin,
 				expectedRPID: relyingParty.rpId,
 				authenticator: {
-					credentialID: Buffer.from(key.id, 'base64url'),
+					credentialID: key.id,
 					credentialPublicKey: Buffer.from(key.publicKey, 'base64url'),
 					counter: key.counter,
 					transports: key.transports ? key.transports as AuthenticatorTransportFuture[] : undefined,
diff --git a/packages/backend/src/core/activitypub/ApInboxService.ts b/packages/backend/src/core/activitypub/ApInboxService.ts
index 1621c41bcc..d0d206760c 100644
--- a/packages/backend/src/core/activitypub/ApInboxService.ts
+++ b/packages/backend/src/core/activitypub/ApInboxService.ts
@@ -28,6 +28,7 @@ import type { UsersRepository, NotesRepository, FollowingsRepository, AbuseUserR
 import { bindThis } from '@/decorators.js';
 import type { MiRemoteUser } from '@/models/User.js';
 import { isNotNull } from '@/misc/is-not-null.js';
+import { GlobalEventService } from '@/core/GlobalEventService.js';
 import { getApHrefNullable, getApId, getApIds, getApType, isAccept, isActor, isAdd, isAnnounce, isBlock, isCollection, isCollectionOrOrderedCollection, isCreate, isDelete, isFlag, isFollow, isLike, isMove, isPost, isReject, isRemove, isTombstone, isUndo, isUpdate, validActor, validPost } from './type.js';
 import { ApNoteService } from './models/ApNoteService.js';
 import { ApLoggerService } from './ApLoggerService.js';
@@ -36,9 +37,8 @@ import { ApResolverService } from './ApResolverService.js';
 import { ApAudienceService } from './ApAudienceService.js';
 import { ApPersonService } from './models/ApPersonService.js';
 import { ApQuestionService } from './models/ApQuestionService.js';
-import { GlobalEventService } from '@/core/GlobalEventService.js';
 import type { Resolver } from './ApResolverService.js';
-import type { IAccept, IAdd, IAnnounce, IBlock, ICreate, IDelete, IFlag, IFollow, ILike, IObject, IReject, IRemove, IUndo, IUpdate, IMove } from './type.js';
+import type { IAccept, IAdd, IAnnounce, IBlock, ICreate, IDelete, IFlag, IFollow, ILike, IObject, IReject, IRemove, IUndo, IUpdate, IMove, IPost } from './type.js';
 
 @Injectable()
 export class ApInboxService {
@@ -90,13 +90,15 @@ export class ApInboxService {
 	}
 
 	@bindThis
-	public async performActivity(actor: MiRemoteUser, activity: IObject): Promise<void> {
+	public async performActivity(actor: MiRemoteUser, activity: IObject): Promise<string | void> {
+		let result = undefined as string | void;
 		if (isCollectionOrOrderedCollection(activity)) {
+			const results = [] as [string, string | void][];
 			const resolver = this.apResolverService.createResolver();
 			for (const item of toArray(isCollection(activity) ? activity.items : activity.orderedItems)) {
 				const act = await resolver.resolve(item);
 				try {
-					await this.performOneActivity(actor, act);
+					results.push([getApId(item), await this.performOneActivity(actor, act)]);
 				} catch (err) {
 					if (err instanceof Error || typeof err === 'string') {
 						this.logger.error(err);
@@ -105,8 +107,13 @@ export class ApInboxService {
 					}
 				}
 			}
+
+			const hasReason = results.some(([, reason]) => (reason != null && !reason.startsWith('ok')));
+			if (hasReason) {
+				result = results.map(([id, reason]) => `${id}: ${reason}`).join('\n');
+			}
 		} else {
-			await this.performOneActivity(actor, activity);
+			result = await this.performOneActivity(actor, activity);
 		}
 
 		// ついでにリモートユーザーの情報が古かったら更新しておく
@@ -117,42 +124,43 @@ export class ApInboxService {
 				});
 			}
 		}
+		return result;
 	}
 
 	@bindThis
-	public async performOneActivity(actor: MiRemoteUser, activity: IObject): Promise<void> {
+	public async performOneActivity(actor: MiRemoteUser, activity: IObject): Promise<string | void> {
 		if (actor.isSuspended) return;
 
 		if (isCreate(activity)) {
-			await this.create(actor, activity);
+			return await this.create(actor, activity);
 		} else if (isDelete(activity)) {
-			await this.delete(actor, activity);
+			return await this.delete(actor, activity);
 		} else if (isUpdate(activity)) {
-			await this.update(actor, activity);
+			return await this.update(actor, activity);
 		} else if (isFollow(activity)) {
-			await this.follow(actor, activity);
+			return await this.follow(actor, activity);
 		} else if (isAccept(activity)) {
-			await this.accept(actor, activity);
+			return await this.accept(actor, activity);
 		} else if (isReject(activity)) {
-			await this.reject(actor, activity);
+			return await this.reject(actor, activity);
 		} else if (isAdd(activity)) {
-			await this.add(actor, activity).catch(err => this.logger.error(err));
+			return await this.add(actor, activity);
 		} else if (isRemove(activity)) {
-			await this.remove(actor, activity).catch(err => this.logger.error(err));
+			return await this.remove(actor, activity);
 		} else if (isAnnounce(activity)) {
-			await this.announce(actor, activity);
+			return await this.announce(actor, activity);
 		} else if (isLike(activity)) {
-			await this.like(actor, activity);
+			return await this.like(actor, activity);
 		} else if (isUndo(activity)) {
-			await this.undo(actor, activity);
+			return await this.undo(actor, activity);
 		} else if (isBlock(activity)) {
-			await this.block(actor, activity);
+			return await this.block(actor, activity);
 		} else if (isFlag(activity)) {
-			await this.flag(actor, activity);
+			return await this.flag(actor, activity);
 		} else if (isMove(activity)) {
-			await this.move(actor, activity);
+			return await this.move(actor, activity);
 		} else {
-			this.logger.warn(`unrecognized activity type: ${activity.type}`);
+			return `unrecognized activity type: ${activity.type}`;
 		}
 	}
 
@@ -234,38 +242,49 @@ export class ApInboxService {
 	}
 
 	@bindThis
-	private async add(actor: MiRemoteUser, activity: IAdd): Promise<void> {
+	private async add(actor: MiRemoteUser, activity: IAdd): Promise<string | void> {
 		if (actor.uri !== activity.actor) {
-			throw new Error('invalid actor');
+			return 'invalid actor';
 		}
 
 		if (activity.target == null) {
-			throw new Error('target is null');
+			return 'target is null';
 		}
 
 		if (activity.target === actor.featured) {
 			const note = await this.apNoteService.resolveNote(activity.object);
-			if (note == null) throw new Error('note not found');
+			if (note == null) return 'note not found';
 			await this.notePiningService.addPinned(actor, note.id);
 			return;
 		}
 
-		throw new Error(`unknown target: ${activity.target}`);
+		return `unknown target: ${activity.target}`;
 	}
 
 	@bindThis
-	private async announce(actor: MiRemoteUser, activity: IAnnounce): Promise<void> {
+	private async announce(actor: MiRemoteUser, activity: IAnnounce): Promise<string | void> {
 		const uri = getApId(activity);
 
 		this.logger.info(`Announce: ${uri}`);
 
+		const resolver = this.apResolverService.createResolver();
+
+		if (!activity.object) return 'skip: activity has no object property';
 		const targetUri = getApId(activity.object);
+		if (targetUri.startsWith('bear:')) return 'skip: bearcaps url not supported.';
+
+		const target = await resolver.resolve(activity.object).catch(e => {
+			this.logger.error(`Resolution failed: ${e}`);
+			return e;
+		});
+
+		if (isPost(target)) return await this.announceNote(actor, activity, target);
 
-		await this.announceNote(actor, activity, targetUri);
+		return `skip: unknown object type ${getApType(target)}`;
 	}
 
 	@bindThis
-	private async announceNote(actor: MiRemoteUser, activity: IAnnounce, targetUri: string): Promise<void> {
+	private async announceNote(actor: MiRemoteUser, activity: IAnnounce, target: IPost): Promise<string | void> {
 		const uri = getApId(activity);
 
 		if (actor.isSuspended) {
@@ -288,24 +307,21 @@ export class ApInboxService {
 			// Announce対象をresolve
 			let renote;
 			try {
-				renote = await this.apNoteService.resolveNote(targetUri);
-				if (renote == null) throw new Error('announce target is null');
+				renote = await this.apNoteService.resolveNote(target);
+				if (renote == null) return 'announce target is null';
 			} catch (err) {
 				// 対象が4xxならスキップ
 				if (err instanceof StatusError) {
 					if (!err.isRetryable) {
-						this.logger.warn(`Ignored announce target ${targetUri} - ${err.statusCode}`);
-						return;
+						return `Ignored announce target ${target.id} - ${err.statusCode}`;
 					}
-
-					this.logger.warn(`Error in announce target ${targetUri} - ${err.statusCode}`);
+					return `Error in announce target ${target.id} - ${err.statusCode}`;
 				}
 				throw err;
 			}
 
 			if (!await this.noteEntityService.isVisibleForMe(renote, actor.id)) {
-				this.logger.warn('skip: invalid actor for this activity');
-				return;
+				return 'skip: invalid actor for this activity';
 			}
 
 			this.logger.info(`Creating the (Re)Note: ${uri}`);
@@ -314,8 +330,7 @@ export class ApInboxService {
 			const createdAt = activity.published ? new Date(activity.published) : null;
 
 			if (createdAt && createdAt < this.idService.parse(renote.id).date) {
-				this.logger.warn('skip: malformed createdAt');
-				return;
+				return 'skip: malformed createdAt';
 			}
 
 			await this.noteCreateService.create(actor, {
@@ -349,11 +364,15 @@ export class ApInboxService {
 	}
 
 	@bindThis
-	private async create(actor: MiRemoteUser, activity: ICreate): Promise<void> {
+	private async create(actor: MiRemoteUser, activity: ICreate): Promise<string | void> {
 		const uri = getApId(activity);
 
 		this.logger.info(`Create: ${uri}`);
 
+		if (!activity.object) return 'skip: activity has no object property';
+		const targetUri = getApId(activity.object);
+		if (targetUri.startsWith('bear:')) return 'skip: bearcaps url not supported.';
+
 		// copy audiences between activity <=> object.
 		if (typeof activity.object === 'object') {
 			const to = unique(concat([toArray(activity.to), toArray(activity.object.to)]));
@@ -380,7 +399,7 @@ export class ApInboxService {
 		if (isPost(object)) {
 			await this.createNote(resolver, actor, object, false, activity);
 		} else {
-			this.logger.warn(`Unknown type: ${getApType(object)}`);
+			return `Unknown type: ${getApType(object)}`;
 		}
 	}
 
@@ -422,7 +441,7 @@ export class ApInboxService {
 	@bindThis
 	private async delete(actor: MiRemoteUser, activity: IDelete): Promise<string> {
 		if (actor.uri !== activity.actor) {
-			throw new Error('invalid actor');
+			return 'invalid actor';
 		}
 
 		// 削除対象objectのtype
@@ -581,29 +600,29 @@ export class ApInboxService {
 	}
 
 	@bindThis
-	private async remove(actor: MiRemoteUser, activity: IRemove): Promise<void> {
+	private async remove(actor: MiRemoteUser, activity: IRemove): Promise<string | void> {
 		if (actor.uri !== activity.actor) {
-			throw new Error('invalid actor');
+			return 'invalid actor';
 		}
 
 		if (activity.target == null) {
-			throw new Error('target is null');
+			return 'target is null';
 		}
 
 		if (activity.target === actor.featured) {
 			const note = await this.apNoteService.resolveNote(activity.object);
-			if (note == null) throw new Error('note not found');
+			if (note == null) return 'note not found';
 			await this.notePiningService.removePinned(actor, note.id);
 			return;
 		}
 
-		throw new Error(`unknown target: ${activity.target}`);
+		return `unknown target: ${activity.target}`;
 	}
 
 	@bindThis
 	private async undo(actor: MiRemoteUser, activity: IUndo): Promise<string> {
 		if (actor.uri !== activity.actor) {
-			throw new Error('invalid actor');
+			return 'invalid actor';
 		}
 
 		const uri = activity.id ?? activity;
@@ -614,7 +633,7 @@ export class ApInboxService {
 
 		const object = await resolver.resolve(activity.object).catch(e => {
 			this.logger.error(`Resolution failed: ${e}`);
-			throw e;
+			return e;
 		});
 
 		// don't queue because the sender may attempt again when timeout
diff --git a/packages/backend/src/core/activitypub/ApRendererService.ts b/packages/backend/src/core/activitypub/ApRendererService.ts
index d7fb977a99..4fc724b548 100644
--- a/packages/backend/src/core/activitypub/ApRendererService.ts
+++ b/packages/backend/src/core/activitypub/ApRendererService.ts
@@ -28,8 +28,9 @@ import { bindThis } from '@/decorators.js';
 import { CustomEmojiService } from '@/core/CustomEmojiService.js';
 import { isNotNull } from '@/misc/is-not-null.js';
 import { IdService } from '@/core/IdService.js';
-import { LdSignatureService } from './LdSignatureService.js';
+import { JsonLdService } from './JsonLdService.js';
 import { ApMfmService } from './ApMfmService.js';
+import { CONTEXT } from './misc/contexts.js';
 import type { IAccept, IActivity, IAdd, IAnnounce, IApDocument, IApEmoji, IApHashtag, IApImage, IApMention, IBlock, ICreate, IDelete, IFlag, IFollow, IKey, ILike, IMove, IObject, IPost, IQuestion, IReject, IRemove, ITombstone, IUndo, IUpdate } from './type.js';
 
 @Injectable()
@@ -56,7 +57,7 @@ export class ApRendererService {
 		private customEmojiService: CustomEmojiService,
 		private userEntityService: UserEntityService,
 		private driveFileEntityService: DriveFileEntityService,
-		private ldSignatureService: LdSignatureService,
+		private jsonLdService: JsonLdService,
 		private userKeypairService: UserKeypairService,
 		private apMfmService: ApMfmService,
 		private mfmService: MfmService,
@@ -166,6 +167,7 @@ export class ApRendererService {
 			mediaType: file.webpublicType ?? file.type,
 			url: this.driveFileEntityService.getPublicUrl(file),
 			name: file.comment,
+			sensitive: file.isSensitive,
 		};
 	}
 
@@ -617,48 +619,16 @@ export class ApRendererService {
 			x.id = `${this.config.url}/${randomUUID()}`;
 		}
 
-		return Object.assign({
-			'@context': [
-				'https://www.w3.org/ns/activitystreams',
-				'https://w3id.org/security/v1',
-				{
-					Key: 'sec:Key',
-					// as non-standards
-					manuallyApprovesFollowers: 'as:manuallyApprovesFollowers',
-					sensitive: 'as:sensitive',
-					Hashtag: 'as:Hashtag',
-					quoteUrl: 'as:quoteUrl',
-					// Mastodon
-					toot: 'http://joinmastodon.org/ns#',
-					Emoji: 'toot:Emoji',
-					featured: 'toot:featured',
-					discoverable: 'toot:discoverable',
-					// schema
-					schema: 'http://schema.org#',
-					PropertyValue: 'schema:PropertyValue',
-					value: 'schema:value',
-					// Misskey
-					misskey: 'https://misskey-hub.net/ns#',
-					'_misskey_content': 'misskey:_misskey_content',
-					'_misskey_quote': 'misskey:_misskey_quote',
-					'_misskey_reaction': 'misskey:_misskey_reaction',
-					'_misskey_votes': 'misskey:_misskey_votes',
-					'_misskey_summary': 'misskey:_misskey_summary',
-					'isCat': 'misskey:isCat',
-					// vcard
-					vcard: 'http://www.w3.org/2006/vcard/ns#',
-				},
-			],
-		}, x as T & { id: string });
+		return Object.assign({ '@context': CONTEXT }, x as T & { id: string });
 	}
 
 	@bindThis
 	public async attachLdSignature(activity: any, user: { id: MiUser['id']; host: null; }): Promise<IActivity> {
 		const keypair = await this.userKeypairService.getUserKeypair(user.id);
 
-		const ldSignature = this.ldSignatureService.use();
-		ldSignature.debug = false;
-		activity = await ldSignature.signRsaSignature2017(activity, keypair.privateKey, `${this.config.url}/users/${user.id}#main-key`);
+		const jsonLd = this.jsonLdService.use();
+		jsonLd.debug = false;
+		activity = await jsonLd.signRsaSignature2017(activity, keypair.privateKey, `${this.config.url}/users/${user.id}#main-key`);
 
 		return activity;
 	}
diff --git a/packages/backend/src/core/activitypub/LdSignatureService.ts b/packages/backend/src/core/activitypub/JsonLdService.ts
index 9de184336f..100d4fa19f 100644
--- a/packages/backend/src/core/activitypub/LdSignatureService.ts
+++ b/packages/backend/src/core/activitypub/JsonLdService.ts
@@ -7,14 +7,14 @@ import * as crypto from 'node:crypto';
 import { Injectable } from '@nestjs/common';
 import { HttpRequestService } from '@/core/HttpRequestService.js';
 import { bindThis } from '@/decorators.js';
-import { CONTEXTS } from './misc/contexts.js';
+import { CONTEXT, PRELOADED_CONTEXTS } from './misc/contexts.js';
 import { validateContentTypeSetAsJsonLD } from './misc/validator.js';
 import type { JsonLdDocument } from 'jsonld';
-import type { JsonLd, RemoteDocument } from 'jsonld/jsonld-spec.js';
+import type { JsonLd as JsonLdObject, RemoteDocument } from 'jsonld/jsonld-spec.js';
 
-// RsaSignature2017 based from https://github.com/transmute-industries/RsaSignature2017
+// RsaSignature2017 implementation is based on https://github.com/transmute-industries/RsaSignature2017
 
-class LdSignature {
+class JsonLd {
 	public debug = false;
 	public preLoad = true;
 	public loderTimeout = 5000;
@@ -89,10 +89,18 @@ class LdSignature {
 	}
 
 	@bindThis
-	public async normalize(data: JsonLdDocument): Promise<string> {
+	public async compact(data: any, context: any = CONTEXT): Promise<JsonLdDocument> {
 		const customLoader = this.getLoader();
 		// XXX: Importing jsonld dynamically since Jest frequently fails to import it statically
 		// https://github.com/misskey-dev/misskey/pull/9894#discussion_r1103753595
+		return (await import('jsonld')).default.compact(data, context, {
+			documentLoader: customLoader,
+		});
+	}
+
+	@bindThis
+	public async normalize(data: JsonLdDocument): Promise<string> {
+		const customLoader = this.getLoader();
 		return (await import('jsonld')).default.normalize(data, {
 			documentLoader: customLoader,
 		});
@@ -104,11 +112,11 @@ class LdSignature {
 			if (!/^https?:\/\//.test(url)) throw new Error(`Invalid URL ${url}`);
 
 			if (this.preLoad) {
-				if (url in CONTEXTS) {
+				if (url in PRELOADED_CONTEXTS) {
 					if (this.debug) console.debug(`HIT: ${url}`);
 					return {
 						contextUrl: undefined,
-						document: CONTEXTS[url],
+						document: PRELOADED_CONTEXTS[url],
 						documentUrl: url,
 					};
 				}
@@ -125,7 +133,7 @@ class LdSignature {
 	}
 
 	@bindThis
-	private async fetchDocument(url: string): Promise<JsonLd> {
+	private async fetchDocument(url: string): Promise<JsonLdObject> {
 		const json = await this.httpRequestService.send(
 			url,
 			{
@@ -146,7 +154,7 @@ class LdSignature {
 			}
 		});
 
-		return json as JsonLd;
+		return json as JsonLdObject;
 	}
 
 	@bindThis
@@ -158,14 +166,14 @@ class LdSignature {
 }
 
 @Injectable()
-export class LdSignatureService {
+export class JsonLdService {
 	constructor(
 		private httpRequestService: HttpRequestService,
 	) {
 	}
 
 	@bindThis
-	public use(): LdSignature {
-		return new LdSignature(this.httpRequestService);
+	public use(): JsonLd {
+		return new JsonLd(this.httpRequestService);
 	}
 }
diff --git a/packages/backend/src/core/activitypub/misc/contexts.ts b/packages/backend/src/core/activitypub/misc/contexts.ts
index 88afdefcd3..feb8c42c56 100644
--- a/packages/backend/src/core/activitypub/misc/contexts.ts
+++ b/packages/backend/src/core/activitypub/misc/contexts.ts
@@ -3,7 +3,7 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 
-import type { JsonLd } from 'jsonld/jsonld-spec.js';
+import type { Context, JsonLd } from 'jsonld/jsonld-spec.js';
 
 /* eslint:disable:quotemark indent */
 const id_v1 = {
@@ -526,7 +526,42 @@ const activitystreams = {
 	},
 } satisfies JsonLd;
 
-export const CONTEXTS: Record<string, JsonLd> = {
+const context_iris = [
+	'https://www.w3.org/ns/activitystreams',
+	'https://w3id.org/security/v1',
+];
+
+const extension_context_definition = {
+	Key: 'sec:Key',
+	// as non-standards
+	manuallyApprovesFollowers: 'as:manuallyApprovesFollowers',
+	sensitive: 'as:sensitive',
+	Hashtag: 'as:Hashtag',
+	quoteUrl: 'as:quoteUrl',
+	// Mastodon
+	toot: 'http://joinmastodon.org/ns#',
+	Emoji: 'toot:Emoji',
+	featured: 'toot:featured',
+	discoverable: 'toot:discoverable',
+	// schema
+	schema: 'http://schema.org#',
+	PropertyValue: 'schema:PropertyValue',
+	value: 'schema:value',
+	// Misskey
+	misskey: 'https://misskey-hub.net/ns#',
+	'_misskey_content': 'misskey:_misskey_content',
+	'_misskey_quote': 'misskey:_misskey_quote',
+	'_misskey_reaction': 'misskey:_misskey_reaction',
+	'_misskey_votes': 'misskey:_misskey_votes',
+	'_misskey_summary': 'misskey:_misskey_summary',
+	'isCat': 'misskey:isCat',
+	// vcard
+	vcard: 'http://www.w3.org/2006/vcard/ns#',
+} satisfies Context;
+
+export const CONTEXT: (string | Context)[] = [...context_iris, extension_context_definition];
+
+export const PRELOADED_CONTEXTS: Record<string, JsonLd> = {
 	'https://w3id.org/identity/v1': id_v1,
 	'https://w3id.org/security/v1': security_v1,
 	'https://www.w3.org/ns/activitystreams': activitystreams,
diff --git a/packages/backend/src/core/activitypub/models/ApImageService.ts b/packages/backend/src/core/activitypub/models/ApImageService.ts
index 89b6ef23d0..3691967270 100644
--- a/packages/backend/src/core/activitypub/models/ApImageService.ts
+++ b/packages/backend/src/core/activitypub/models/ApImageService.ts
@@ -17,7 +17,7 @@ import { bindThis } from '@/decorators.js';
 import { checkHttps } from '@/misc/check-https.js';
 import { ApResolverService } from '../ApResolverService.js';
 import { ApLoggerService } from '../ApLoggerService.js';
-import type { IObject } from '../type.js';
+import { isDocument, type IObject } from '../type.js';
 
 @Injectable()
 export class ApImageService {
@@ -39,7 +39,7 @@ export class ApImageService {
 	 * Imageを作成します。
 	 */
 	@bindThis
-	public async createImage(actor: MiRemoteUser, value: string | IObject): Promise<MiDriveFile> {
+	public async createImage(actor: MiRemoteUser, value: string | IObject): Promise<MiDriveFile | null> {
 		// 投稿者が凍結されていたらスキップ
 		if (actor.isSuspended) {
 			throw new Error('actor has been suspended');
@@ -47,16 +47,18 @@ export class ApImageService {
 
 		const image = await this.apResolverService.createResolver().resolve(value);
 
+		if (!isDocument(image)) return null;
+
 		if (image.url == null) {
-			throw new Error('invalid image: url not provided');
+			return null;
 		}
 
 		if (typeof image.url !== 'string') {
-			throw new Error('invalid image: unexpected type of url: ' + JSON.stringify(image.url, null, 2));
+			return null;
 		}
 
 		if (!checkHttps(image.url)) {
-			throw new Error('invalid image: unexpected schema of url: ' + image.url);
+			return null;
 		}
 
 		this.logger.info(`Creating the Image: ${image.url}`);
@@ -86,12 +88,11 @@ export class ApImageService {
 	/**
 	 * Imageを解決します。
 	 *
-	 * Misskeyに対象のImageが登録されていればそれを返し、そうでなければ
-	 * リモートサーバーからフェッチしてMisskeyに登録しそれを返します。
+	 * ImageをリモートサーバーからフェッチしてMisskeyに登録しそれを返します。
 	 */
 	@bindThis
-	public async resolveImage(actor: MiRemoteUser, value: string | IObject): Promise<MiDriveFile> {
-		// TODO
+	public async resolveImage(actor: MiRemoteUser, value: string | IObject): Promise<MiDriveFile | null> {
+		// TODO: Misskeyに対象のImageが登録されていればそれを返す
 
 		// リモートサーバーからフェッチしてきて登録
 		return await this.createImage(actor, value);
diff --git a/packages/backend/src/core/activitypub/models/ApNoteService.ts b/packages/backend/src/core/activitypub/models/ApNoteService.ts
index b2fd435f93..c6e6b3a1e8 100644
--- a/packages/backend/src/core/activitypub/models/ApNoteService.ts
+++ b/packages/backend/src/core/activitypub/models/ApNoteService.ts
@@ -4,7 +4,6 @@
  */
 
 import { forwardRef, Inject, Injectable } from '@nestjs/common';
-import promiseLimit from 'promise-limit';
 import { In } from 'typeorm';
 import { DI } from '@/di-symbols.js';
 import type { PollsRepository, EmojisRepository } from '@/models/_.js';
@@ -82,20 +81,20 @@ export class ApNoteService {
 		const expectHost = this.utilityService.extractDbHost(uri);
 
 		if (!validPost.includes(getApType(object))) {
-			return new Error(`invalid Note: invalid object type ${getApType(object)}`);
+			return new IdentifiableError('d450b8a9-48e4-4dab-ae36-f4db763fda7c', `invalid Note: invalid object type ${getApType(object)}`);
 		}
 
 		if (object.id && this.utilityService.extractDbHost(object.id) !== expectHost) {
-			return new Error(`invalid Note: id has different host. expected: ${expectHost}, actual: ${this.utilityService.extractDbHost(object.id)}`);
+			return new IdentifiableError('d450b8a9-48e4-4dab-ae36-f4db763fda7c', `invalid Note: id has different host. expected: ${expectHost}, actual: ${this.utilityService.extractDbHost(object.id)}`);
 		}
 
 		const actualHost = object.attributedTo && this.utilityService.extractDbHost(getOneApId(object.attributedTo));
 		if (object.attributedTo && actualHost !== expectHost) {
-			return new Error(`invalid Note: attributedTo has different host. expected: ${expectHost}, actual: ${actualHost}`);
+			return new IdentifiableError('d450b8a9-48e4-4dab-ae36-f4db763fda7c', `invalid Note: attributedTo has different host. expected: ${expectHost}, actual: ${actualHost}`);
 		}
 
 		if (object.published && !this.idService.isSafeT(new Date(object.published).valueOf())) {
-			return new Error('invalid Note: published timestamp is malformed');
+			return new IdentifiableError('d450b8a9-48e4-4dab-ae36-f4db763fda7c', 'invalid Note: published timestamp is malformed');
 		}
 
 		return null;
@@ -129,7 +128,7 @@ export class ApNoteService {
 				value,
 				object,
 			});
-			throw new Error('invalid note');
+			throw err;
 		}
 
 		const note = object as IPost;
@@ -209,15 +208,13 @@ export class ApNoteService {
 		}
 
 		// 添付ファイル
-		// TODO: attachmentは必ずしもImageではない
-		// TODO: attachmentは必ずしも配列ではない
-		const limit = promiseLimit<MiDriveFile>(2);
-		const files = (await Promise.all(toArray(note.attachment).map(attach => (
-			limit(() => this.apImageService.resolveImage(actor, {
-				...attach,
-				sensitive: note.sensitive, // Noteがsensitiveなら添付もsensitiveにする
-			}))
-		))));
+		const files: MiDriveFile[] = [];
+
+		for (const attach of toArray(note.attachment)) {
+			attach.sensitive ??= note.sensitive;
+			const file = await this.apImageService.resolveImage(actor, attach);
+			if (file) files.push(file);
+		}
 
 		// リプライ
 		const reply: MiNote | null = note.inReplyTo
@@ -410,7 +407,7 @@ export class ApNoteService {
 
 			this.logger.info(`register emoji host=${host}, name=${name}`);
 
-			return await this.emojisRepository.insert({
+			return await this.emojisRepository.insertOne({
 				id: this.idService.gen(),
 				host,
 				name,
@@ -419,7 +416,7 @@ export class ApNoteService {
 				publicUrl: tag.icon.url,
 				updatedAt: new Date(),
 				aliases: [],
-			}).then(x => this.emojisRepository.findOneByOrFail(x.identifiers[0]));
+			});
 		}));
 	}
 }
diff --git a/packages/backend/src/core/activitypub/type.ts b/packages/backend/src/core/activitypub/type.ts
index b43dddad61..5b6c6c8ca6 100644
--- a/packages/backend/src/core/activitypub/type.ts
+++ b/packages/backend/src/core/activitypub/type.ts
@@ -25,6 +25,7 @@ export interface IObject {
 	endTime?: Date;
 	icon?: any;
 	image?: any;
+	mediaType?: string;
 	url?: ApObject | string;
 	href?: string;
 	tag?: IObject | IObject[];
@@ -240,14 +241,14 @@ export interface IKey extends IObject {
 }
 
 export interface IApDocument extends IObject {
-	type: 'Document';
-	name: string | null;
-	mediaType: string;
+	type: 'Audio' | 'Document' | 'Image' | 'Page' | 'Video';
 }
 
-export interface IApImage extends IObject {
+export const isDocument = (object: IObject): object is IApDocument =>
+	['Audio', 'Document', 'Image', 'Page', 'Video'].includes(getApType(object));
+
+export interface IApImage extends IApDocument {
 	type: 'Image';
-	name: string | null;
 }
 
 export interface ICreate extends IActivity {
@@ -327,3 +328,4 @@ export const isAnnounce = (object: IObject): object is IAnnounce => getApType(ob
 export const isBlock = (object: IObject): object is IBlock => getApType(object) === 'Block';
 export const isFlag = (object: IObject): object is IFlag => getApType(object) === 'Flag';
 export const isMove = (object: IObject): object is IMove => getApType(object) === 'Move';
+export const isNote = (object: IObject): object is IPost => getApType(object) === 'Note';
diff --git a/packages/backend/src/core/chart/core.ts b/packages/backend/src/core/chart/core.ts
index aa0cb9dc2b..af5485a46e 100644
--- a/packages/backend/src/core/chart/core.ts
+++ b/packages/backend/src/core/chart/core.ts
@@ -14,7 +14,8 @@ import { EntitySchema, LessThan, Between } from 'typeorm';
 import { dateUTC, isTimeSame, isTimeBefore, subtractTime, addTime } from '@/misc/prelude/time.js';
 import type Logger from '@/logger.js';
 import { bindThis } from '@/decorators.js';
-import type { Repository, DataSource } from 'typeorm';
+import { MiRepository, miRepository } from '@/models/_.js';
+import type { DataSource, Repository } from 'typeorm';
 
 const COLUMN_PREFIX = '___' as const;
 const UNIQUE_TEMP_COLUMN_PREFIX = 'unique_temp___' as const;
@@ -145,10 +146,10 @@ export default abstract class Chart<T extends Schema> {
 		group: string | null;
 	}[] = [];
 	// ↓にしたいけどfindOneとかで型エラーになる
-	//private repositoryForHour: Repository<RawRecord<T>>;
-	//private repositoryForDay: Repository<RawRecord<T>>;
-	private repositoryForHour: Repository<{ id: number; group?: string | null; date: number; }>;
-	private repositoryForDay: Repository<{ id: number; group?: string | null; date: number; }>;
+	//private repositoryForHour: Repository<RawRecord<T>> & MiRepository<RawRecord<T>>;
+	//private repositoryForDay: Repository<RawRecord<T>> & MiRepository<RawRecord<T>>;
+	private repositoryForHour: Repository<{ id: number; group?: string | null; date: number; }> & MiRepository<{ id: number; group?: string | null; date: number; }>;
+	private repositoryForDay: Repository<{ id: number; group?: string | null; date: number; }> & MiRepository<{ id: number; group?: string | null; date: number; }>;
 
 	/**
 	 * 1日に一回程度実行されれば良いような計算処理を入れる(主にCASCADE削除などアプリケーション側で感知できない変動によるズレの修正用)
@@ -211,6 +212,10 @@ export default abstract class Chart<T extends Schema> {
 	} {
 		const createEntity = (span: 'hour' | 'day'): EntitySchema => new EntitySchema({
 			name:
+				span === 'hour' ? `ChartX${name}` :
+				span === 'day' ? `ChartDayX${name}` :
+				new Error('not happen') as never,
+			tableName:
 				span === 'hour' ? `__chart__${camelToSnake(name)}` :
 				span === 'day' ? `__chart_day__${camelToSnake(name)}` :
 				new Error('not happen') as never,
@@ -271,8 +276,8 @@ export default abstract class Chart<T extends Schema> {
 		this.logger = logger;
 
 		const { hour, day } = Chart.schemaToEntity(name, schema, grouped);
-		this.repositoryForHour = db.getRepository<{ id: number; group?: string | null; date: number; }>(hour);
-		this.repositoryForDay = db.getRepository<{ id: number; group?: string | null; date: number; }>(day);
+		this.repositoryForHour = db.getRepository<{ id: number; group?: string | null; date: number; }>(hour).extend(miRepository as MiRepository<{ id: number; group?: string | null; date: number; }>);
+		this.repositoryForDay = db.getRepository<{ id: number; group?: string | null; date: number; }>(day).extend(miRepository as MiRepository<{ id: number; group?: string | null; date: number; }>);
 	}
 
 	@bindThis
@@ -387,11 +392,11 @@ export default abstract class Chart<T extends Schema> {
 			}
 
 			// 新規ログ挿入
-			log = await repository.insert({
+			log = await repository.insertOne({
 				date: date,
 				...(group ? { group: group } : {}),
 				...columns,
-			}).then(x => repository.findOneByOrFail(x.identifiers[0])) as RawRecord<T>;
+			}) as RawRecord<T>;
 
 			this.logger.info(`${this.name + (group ? `:${group}` : '')}(${span}): New commit created`);
 
@@ -459,13 +464,15 @@ export default abstract class Chart<T extends Schema> {
 				}
 			}
 
-			// bake unique count
+			// bake cardinality
 			for (const [k, v] of Object.entries(finalDiffs)) {
 				if (this.schema[k].uniqueIncrement) {
 					const name = COLUMN_PREFIX + k.replaceAll('.', COLUMN_DELIMITER) as keyof Columns<T>;
 					const tempColumnName = UNIQUE_TEMP_COLUMN_PREFIX + k.replaceAll('.', COLUMN_DELIMITER) as keyof TempColumnsForUnique<T>;
-					queryForHour[name] = new Set([...(v as string[]), ...(logHour[tempColumnName] as unknown as string[])]).size;
-					queryForDay[name] = new Set([...(v as string[]), ...(logDay[tempColumnName] as unknown as string[])]).size;
+					const cardinalityOfHour = new Set([...(v as string[]), ...(logHour[tempColumnName] as unknown as string[])]).size;
+					const cardinalityOfDay = new Set([...(v as string[]), ...(logDay[tempColumnName] as unknown as string[])]).size;
+					queryForHour[name] = cardinalityOfHour;
+					queryForDay[name] = cardinalityOfDay;
 				}
 			}
 
@@ -637,7 +644,7 @@ export default abstract class Chart<T extends Schema> {
 		// 要求された範囲にログがひとつもなかったら
 		if (logs.length === 0) {
 			// もっとも新しいログを持ってくる
-			// (すくなくともひとつログが無いと隙間埋めできないため)
+			// (すくなくともひとつログが無いと補間できないため)
 			const recentLog = await repository.findOne({
 				where: group ? {
 					group: group,
@@ -654,7 +661,7 @@ export default abstract class Chart<T extends Schema> {
 		// 要求された範囲の最も古い箇所に位置するログが存在しなかったら
 		} else if (!isTimeSame(new Date(logs.at(-1)!.date * 1000), gt)) {
 			// 要求された範囲の最も古い箇所時点での最も新しいログを持ってきて末尾に追加する
-			// (隙間埋めできないため)
+			// (補間できないため)
 			const outdatedLog = await repository.findOne({
 				where: {
 					date: LessThan(Chart.dateToTimestamp(gt)),
@@ -683,7 +690,7 @@ export default abstract class Chart<T extends Schema> {
 			if (log) {
 				chart.unshift(this.convertRawRecord(log));
 			} else {
-				// 隙間埋め
+				// 補間
 				const latest = logs.find(l => isTimeBefore(new Date(l.date * 1000), current));
 				const data = latest ? this.convertRawRecord(latest) : null;
 				chart.unshift(this.getNewLog(data));
diff --git a/packages/backend/src/core/entities/AbuseUserReportEntityService.ts b/packages/backend/src/core/entities/AbuseUserReportEntityService.ts
index 49f256d870..b0e1d1ab36 100644
--- a/packages/backend/src/core/entities/AbuseUserReportEntityService.ts
+++ b/packages/backend/src/core/entities/AbuseUserReportEntityService.ts
@@ -10,6 +10,8 @@ import { awaitAll } from '@/misc/prelude/await-all.js';
 import type { MiAbuseUserReport } from '@/models/AbuseUserReport.js';
 import { bindThis } from '@/decorators.js';
 import { IdService } from '@/core/IdService.js';
+import { isNotNull } from '@/misc/is-not-null.js';
+import type { Packed } from '@/misc/json-schema.js';
 import { UserEntityService } from './UserEntityService.js';
 
 @Injectable()
@@ -26,6 +28,11 @@ export class AbuseUserReportEntityService {
 	@bindThis
 	public async pack(
 		src: MiAbuseUserReport['id'] | MiAbuseUserReport,
+		hint?: {
+			packedReporter?: Packed<'UserDetailedNotMe'>,
+			packedTargetUser?: Packed<'UserDetailedNotMe'>,
+			packedAssignee?: Packed<'UserDetailedNotMe'>,
+		},
 	) {
 		const report = typeof src === 'object' ? src : await this.abuseUserReportsRepository.findOneByOrFail({ id: src });
 
@@ -37,13 +44,13 @@ export class AbuseUserReportEntityService {
 			reporterId: report.reporterId,
 			targetUserId: report.targetUserId,
 			assigneeId: report.assigneeId,
-			reporter: this.userEntityService.pack(report.reporter ?? report.reporterId, null, {
+			reporter: hint?.packedReporter ?? this.userEntityService.pack(report.reporter ?? report.reporterId, null, {
 				schema: 'UserDetailedNotMe',
 			}),
-			targetUser: this.userEntityService.pack(report.targetUser ?? report.targetUserId, null, {
+			targetUser: hint?.packedTargetUser ?? this.userEntityService.pack(report.targetUser ?? report.targetUserId, null, {
 				schema: 'UserDetailedNotMe',
 			}),
-			assignee: report.assigneeId ? this.userEntityService.pack(report.assignee ?? report.assigneeId, null, {
+			assignee: report.assigneeId ? hint?.packedAssignee ?? this.userEntityService.pack(report.assignee ?? report.assigneeId, null, {
 				schema: 'UserDetailedNotMe',
 			}) : null,
 			forwarded: report.forwarded,
@@ -51,9 +58,24 @@ export class AbuseUserReportEntityService {
 	}
 
 	@bindThis
-	public packMany(
-		reports: any[],
+	public async packMany(
+		reports: MiAbuseUserReport[],
 	) {
-		return Promise.all(reports.map(x => this.pack(x)));
+		const _reporters = reports.map(({ reporter, reporterId }) => reporter ?? reporterId);
+		const _targetUsers = reports.map(({ targetUser, targetUserId }) => targetUser ?? targetUserId);
+		const _assignees = reports.map(({ assignee, assigneeId }) => assignee ?? assigneeId).filter(isNotNull);
+		const _userMap = await this.userEntityService.packMany(
+			[..._reporters, ..._targetUsers, ..._assignees],
+			null,
+			{ schema: 'UserDetailedNotMe' },
+		).then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(
+			reports.map(report => {
+				const packedReporter = _userMap.get(report.reporterId);
+				const packedTargetUser = _userMap.get(report.targetUserId);
+				const packedAssignee = report.assigneeId != null ? _userMap.get(report.assigneeId) : undefined;
+				return this.pack(report, { packedReporter, packedTargetUser, packedAssignee });
+			}),
+		);
 	}
 }
diff --git a/packages/backend/src/core/entities/AnnouncementEntityService.ts b/packages/backend/src/core/entities/AnnouncementEntityService.ts
new file mode 100644
index 0000000000..90b04d0229
--- /dev/null
+++ b/packages/backend/src/core/entities/AnnouncementEntityService.ts
@@ -0,0 +1,71 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { Inject, Injectable } from '@nestjs/common';
+import { DI } from '@/di-symbols.js';
+import type { AnnouncementsRepository, AnnouncementReadsRepository, MiAnnouncement, MiUser } from '@/models/_.js';
+import type { Packed } from '@/misc/json-schema.js';
+import { bindThis } from '@/decorators.js';
+import { IdService } from '@/core/IdService.js';
+
+@Injectable()
+export class AnnouncementEntityService {
+	constructor(
+		@Inject(DI.announcementsRepository)
+		private announcementsRepository: AnnouncementsRepository,
+
+		@Inject(DI.announcementReadsRepository)
+		private announcementReadsRepository: AnnouncementReadsRepository,
+
+		private idService: IdService,
+	) {
+	}
+
+	@bindThis
+	public async pack(
+		src: MiAnnouncement['id'] | MiAnnouncement & { isRead?: boolean | null },
+		me?: { id: MiUser['id'] } | null | undefined,
+	): Promise<Packed<'Announcement'>> {
+		const announcement = typeof src === 'object'
+			? src
+			: await this.announcementsRepository.findOneByOrFail({
+				id: src,
+			}) as MiAnnouncement & { isRead?: boolean | null };
+
+		if (me && announcement.isRead === undefined) {
+			announcement.isRead = await this.announcementReadsRepository
+				.countBy({
+					announcementId: announcement.id,
+					userId: me.id,
+				})
+				.then((count: number) => count > 0);
+		}
+
+		return {
+			id: announcement.id,
+			createdAt: this.idService.parse(announcement.id).date.toISOString(),
+			updatedAt: announcement.updatedAt?.toISOString() ?? null,
+			title: announcement.title,
+			text: announcement.text,
+			imageUrl: announcement.imageUrl,
+			icon: announcement.icon,
+			display: announcement.display,
+			forYou: announcement.userId === me?.id,
+			needConfirmationToRead: announcement.needConfirmationToRead,
+			silence: announcement.silence,
+			isRead: announcement.isRead !== null ? announcement.isRead : undefined,
+		};
+	}
+
+	@bindThis
+	public async packMany(
+		announcements: (MiAnnouncement['id'] | MiAnnouncement & { isRead?: boolean | null } | MiAnnouncement)[],
+		me?: { id: MiUser['id'] } | null | undefined,
+	) : Promise<Packed<'Announcement'>[]> {
+		return (await Promise.allSettled(announcements.map(x => this.pack(x, me))))
+			.filter(result => result.status === 'fulfilled')
+			.map(result => (result as PromiseFulfilledResult<Packed<'Announcement'>>).value);
+	}
+}
diff --git a/packages/backend/src/core/entities/AntennaEntityService.ts b/packages/backend/src/core/entities/AntennaEntityService.ts
index 64d6a3c978..e770028af3 100644
--- a/packages/backend/src/core/entities/AntennaEntityService.ts
+++ b/packages/backend/src/core/entities/AntennaEntityService.ts
@@ -38,11 +38,12 @@ export class AntennaEntityService {
 			users: antenna.users,
 			caseSensitive: antenna.caseSensitive,
 			localOnly: antenna.localOnly,
-			notify: antenna.notify,
+			excludeBots: antenna.excludeBots,
 			withReplies: antenna.withReplies,
 			withFile: antenna.withFile,
 			isActive: antenna.isActive,
 			hasUnreadNote: false, // TODO
+			notify: false, // 後方互換性のため
 		};
 	}
 }
diff --git a/packages/backend/src/core/entities/BlockingEntityService.ts b/packages/backend/src/core/entities/BlockingEntityService.ts
index c8c1520ceb..1e699032e2 100644
--- a/packages/backend/src/core/entities/BlockingEntityService.ts
+++ b/packages/backend/src/core/entities/BlockingEntityService.ts
@@ -29,6 +29,9 @@ export class BlockingEntityService {
 	public async pack(
 		src: MiBlocking['id'] | MiBlocking,
 		me?: { id: MiUser['id'] } | null | undefined,
+		hint?: {
+			blockee?: Packed<'UserDetailedNotMe'>,
+		},
 	): Promise<Packed<'Blocking'>> {
 		const blocking = typeof src === 'object' ? src : await this.blockingsRepository.findOneByOrFail({ id: src });
 
@@ -36,17 +39,20 @@ export class BlockingEntityService {
 			id: blocking.id,
 			createdAt: this.idService.parse(blocking.id).date.toISOString(),
 			blockeeId: blocking.blockeeId,
-			blockee: this.userEntityService.pack(blocking.blockeeId, me, {
+			blockee: hint?.blockee ?? this.userEntityService.pack(blocking.blockeeId, me, {
 				schema: 'UserDetailedNotMe',
 			}),
 		});
 	}
 
 	@bindThis
-	public packMany(
-		blockings: any[],
+	public async packMany(
+		blockings: MiBlocking[],
 		me: { id: MiUser['id'] },
 	) {
-		return Promise.all(blockings.map(x => this.pack(x, me)));
+		const _blockees = blockings.map(({ blockee, blockeeId }) => blockee ?? blockeeId);
+		const _userMap = await this.userEntityService.packMany(_blockees, me, { schema: 'UserDetailedNotMe' })
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(blockings.map(blocking => this.pack(blocking, me, { blockee: _userMap.get(blocking.blockeeId) })));
 	}
 }
diff --git a/packages/backend/src/core/entities/ClipEntityService.ts b/packages/backend/src/core/entities/ClipEntityService.ts
index 26fcd6714d..3855a28436 100644
--- a/packages/backend/src/core/entities/ClipEntityService.ts
+++ b/packages/backend/src/core/entities/ClipEntityService.ts
@@ -5,7 +5,7 @@
 
 import { Inject, Injectable } from '@nestjs/common';
 import { DI } from '@/di-symbols.js';
-import type { ClipFavoritesRepository, ClipsRepository, MiUser } from '@/models/_.js';
+import type { ClipNotesRepository, ClipFavoritesRepository, ClipsRepository, MiUser } from '@/models/_.js';
 import { awaitAll } from '@/misc/prelude/await-all.js';
 import type { Packed } from '@/misc/json-schema.js';
 import type { } from '@/models/Blocking.js';
@@ -20,6 +20,9 @@ export class ClipEntityService {
 		@Inject(DI.clipsRepository)
 		private clipsRepository: ClipsRepository,
 
+		@Inject(DI.clipNotesRepository)
+		private clipNotesRepository: ClipNotesRepository,
+
 		@Inject(DI.clipFavoritesRepository)
 		private clipFavoritesRepository: ClipFavoritesRepository,
 
@@ -32,6 +35,9 @@ export class ClipEntityService {
 	public async pack(
 		src: MiClip['id'] | MiClip,
 		me?: { id: MiUser['id'] } | null | undefined,
+		hint?: {
+			packedUser?: Packed<'UserLite'>
+		},
 	): Promise<Packed<'Clip'>> {
 		const meId = me ? me.id : null;
 		const clip = typeof src === 'object' ? src : await this.clipsRepository.findOneByOrFail({ id: src });
@@ -41,21 +47,25 @@ export class ClipEntityService {
 			createdAt: this.idService.parse(clip.id).date.toISOString(),
 			lastClippedAt: clip.lastClippedAt ? clip.lastClippedAt.toISOString() : null,
 			userId: clip.userId,
-			user: this.userEntityService.pack(clip.user ?? clip.userId),
+			user: hint?.packedUser ?? this.userEntityService.pack(clip.user ?? clip.userId),
 			name: clip.name,
 			description: clip.description,
 			isPublic: clip.isPublic,
 			favoritedCount: await this.clipFavoritesRepository.countBy({ clipId: clip.id }),
 			isFavorited: meId ? await this.clipFavoritesRepository.exists({ where: { clipId: clip.id, userId: meId } }) : undefined,
+			notesCount: meId ? await this.clipNotesRepository.countBy({ clipId: clip.id }) : undefined,
 		});
 	}
 
 	@bindThis
-	public packMany(
+	public async packMany(
 		clips: MiClip[],
 		me?: { id: MiUser['id'] } | null | undefined,
 	) {
-		return Promise.all(clips.map(x => this.pack(x, me)));
+		const _users = clips.map(({ user, userId }) => user ?? userId);
+		const _userMap = await this.userEntityService.packMany(_users, me)
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(clips.map(clip => this.pack(clip, me, { packedUser: _userMap.get(clip.userId) })));
 	}
 }
 
diff --git a/packages/backend/src/core/entities/DriveFileEntityService.ts b/packages/backend/src/core/entities/DriveFileEntityService.ts
index 8affe2b3bf..02ff2e7754 100644
--- a/packages/backend/src/core/entities/DriveFileEntityService.ts
+++ b/packages/backend/src/core/entities/DriveFileEntityService.ts
@@ -222,6 +222,9 @@ export class DriveFileEntityService {
 	public async packNullable(
 		src: MiDriveFile['id'] | MiDriveFile,
 		options?: PackOptions,
+		hint?: {
+			packedUser?: Packed<'UserLite'>
+		},
 	): Promise<Packed<'DriveFile'> | null> {
 		const opts = Object.assign({
 			detail: false,
@@ -248,8 +251,8 @@ export class DriveFileEntityService {
 			folder: opts.detail && file.folderId ? this.driveFolderEntityService.pack(file.folderId, {
 				detail: true,
 			}) : null,
-			userId: opts.withUser ? file.userId : null,
-			user: (opts.withUser && file.userId) ? this.userEntityService.pack(file.userId) : null,
+			userId: file.userId,
+			user: (opts.withUser && file.userId) ? hint?.packedUser ?? this.userEntityService.pack(file.userId) : null,
 		});
 	}
 
@@ -258,7 +261,10 @@ export class DriveFileEntityService {
 		files: MiDriveFile[],
 		options?: PackOptions,
 	): Promise<Packed<'DriveFile'>[]> {
-		const items = await Promise.all(files.map(f => this.packNullable(f, options)));
+		const _user = files.map(({ user, userId }) => user ?? userId).filter(isNotNull);
+		const _userMap = await this.userEntityService.packMany(_user)
+			.then(users => new Map(users.map(user => [user.id, user])));
+		const items = await Promise.all(files.map(f => this.packNullable(f, options, f.userId ? { packedUser: _userMap.get(f.userId) } : {})));
 		return items.filter(isNotNull);
 	}
 
diff --git a/packages/backend/src/core/entities/FlashEntityService.ts b/packages/backend/src/core/entities/FlashEntityService.ts
index db4cf6d360..d110f7afc6 100644
--- a/packages/backend/src/core/entities/FlashEntityService.ts
+++ b/packages/backend/src/core/entities/FlashEntityService.ts
@@ -33,6 +33,9 @@ export class FlashEntityService {
 	public async pack(
 		src: MiFlash['id'] | MiFlash,
 		me?: { id: MiUser['id'] } | null | undefined,
+		hint?: {
+			packedUser?: Packed<'UserLite'>
+		},
 	): Promise<Packed<'Flash'>> {
 		const meId = me ? me.id : null;
 		const flash = typeof src === 'object' ? src : await this.flashsRepository.findOneByOrFail({ id: src });
@@ -42,7 +45,7 @@ export class FlashEntityService {
 			createdAt: this.idService.parse(flash.id).date.toISOString(),
 			updatedAt: flash.updatedAt.toISOString(),
 			userId: flash.userId,
-			user: this.userEntityService.pack(flash.user ?? flash.userId, me), // { schema: 'UserDetailed' } すると無限ループするので注意
+			user: hint?.packedUser ?? this.userEntityService.pack(flash.user ?? flash.userId, me), // { schema: 'UserDetailed' } すると無限ループするので注意
 			title: flash.title,
 			summary: flash.summary,
 			script: flash.script,
@@ -52,11 +55,14 @@ export class FlashEntityService {
 	}
 
 	@bindThis
-	public packMany(
-		flashs: MiFlash[],
+	public async packMany(
+		flashes: MiFlash[],
 		me?: { id: MiUser['id'] } | null | undefined,
 	) {
-		return Promise.all(flashs.map(x => this.pack(x, me)));
+		const _users = flashes.map(({ user, userId }) => user ?? userId);
+		const _userMap = await this.userEntityService.packMany(_users, me)
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(flashes.map(flash => this.pack(flash, me, { packedUser: _userMap.get(flash.userId) })));
 	}
 }
 
diff --git a/packages/backend/src/core/entities/FollowRequestEntityService.ts b/packages/backend/src/core/entities/FollowRequestEntityService.ts
index 763b75101f..0101ec8aa7 100644
--- a/packages/backend/src/core/entities/FollowRequestEntityService.ts
+++ b/packages/backend/src/core/entities/FollowRequestEntityService.ts
@@ -10,6 +10,7 @@ import type { } from '@/models/Blocking.js';
 import type { MiUser } from '@/models/User.js';
 import type { MiFollowRequest } from '@/models/FollowRequest.js';
 import { bindThis } from '@/decorators.js';
+import type { Packed } from '@/misc/json-schema.js';
 import { UserEntityService } from './UserEntityService.js';
 
 @Injectable()
@@ -26,14 +27,36 @@ export class FollowRequestEntityService {
 	public async pack(
 		src: MiFollowRequest['id'] | MiFollowRequest,
 		me?: { id: MiUser['id'] } | null | undefined,
+		hint?: {
+			packedFollower?: Packed<'UserLite'>,
+			packedFollowee?: Packed<'UserLite'>,
+		},
 	) {
 		const request = typeof src === 'object' ? src : await this.followRequestsRepository.findOneByOrFail({ id: src });
 
 		return {
 			id: request.id,
-			follower: await this.userEntityService.pack(request.followerId, me),
-			followee: await this.userEntityService.pack(request.followeeId, me),
+			follower: hint?.packedFollower ?? await this.userEntityService.pack(request.followerId, me),
+			followee: hint?.packedFollowee ?? await this.userEntityService.pack(request.followeeId, me),
 		};
 	}
+
+	@bindThis
+	public async packMany(
+		requests: MiFollowRequest[],
+		me?: { id: MiUser['id'] } | null | undefined,
+	) {
+		const _followers = requests.map(({ follower, followerId }) => follower ?? followerId);
+		const _followees = requests.map(({ followee, followeeId }) => followee ?? followeeId);
+		const _userMap = await this.userEntityService.packMany([..._followers, ..._followees], me)
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(
+			requests.map(req => {
+				const packedFollower = _userMap.get(req.followerId);
+				const packedFollowee = _userMap.get(req.followeeId);
+				return this.pack(req, me, { packedFollower, packedFollowee });
+			}),
+		);
+	}
 }
 
diff --git a/packages/backend/src/core/entities/FollowingEntityService.ts b/packages/backend/src/core/entities/FollowingEntityService.ts
index 24cd33e3f7..d2dbaf2270 100644
--- a/packages/backend/src/core/entities/FollowingEntityService.ts
+++ b/packages/backend/src/core/entities/FollowingEntityService.ts
@@ -78,6 +78,10 @@ export class FollowingEntityService {
 			populateFollowee?: boolean;
 			populateFollower?: boolean;
 		},
+		hint?: {
+			packedFollowee?: Packed<'UserDetailedNotMe'>,
+			packedFollower?: Packed<'UserDetailedNotMe'>,
+		},
 	): Promise<Packed<'Following'>> {
 		const following = typeof src === 'object' ? src : await this.followingsRepository.findOneByOrFail({ id: src });
 
@@ -88,25 +92,35 @@ export class FollowingEntityService {
 			createdAt: this.idService.parse(following.id).date.toISOString(),
 			followeeId: following.followeeId,
 			followerId: following.followerId,
-			followee: opts.populateFollowee ? this.userEntityService.pack(following.followee ?? following.followeeId, me, {
+			followee: opts.populateFollowee ? hint?.packedFollowee ?? this.userEntityService.pack(following.followee ?? following.followeeId, me, {
 				schema: 'UserDetailedNotMe',
 			}) : undefined,
-			follower: opts.populateFollower ? this.userEntityService.pack(following.follower ?? following.followerId, me, {
+			follower: opts.populateFollower ? hint?.packedFollower ?? this.userEntityService.pack(following.follower ?? following.followerId, me, {
 				schema: 'UserDetailedNotMe',
 			}) : undefined,
 		});
 	}
 
 	@bindThis
-	public packMany(
-		followings: any[],
+	public async packMany(
+		followings: MiFollowing[],
 		me?: { id: MiUser['id'] } | null | undefined,
 		opts?: {
 			populateFollowee?: boolean;
 			populateFollower?: boolean;
 		},
 	) {
-		return Promise.all(followings.map(x => this.pack(x, me, opts)));
+		const _followees = opts?.populateFollowee ? followings.map(({ followee, followeeId }) => followee ?? followeeId) : [];
+		const _followers = opts?.populateFollower ? followings.map(({ follower, followerId }) => follower ?? followerId) : [];
+		const _userMap = await this.userEntityService.packMany([..._followees, ..._followers], me, { schema: 'UserDetailedNotMe' })
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(
+			followings.map(following => {
+				const packedFollowee = opts?.populateFollowee ? _userMap.get(following.followeeId) : undefined;
+				const packedFollower = opts?.populateFollower ? _userMap.get(following.followerId) : undefined;
+				return this.pack(following, me, opts, { packedFollowee, packedFollower });
+			}),
+		);
 	}
 }
 
diff --git a/packages/backend/src/core/entities/GalleryPostEntityService.ts b/packages/backend/src/core/entities/GalleryPostEntityService.ts
index 101182a9e5..9746a4c1af 100644
--- a/packages/backend/src/core/entities/GalleryPostEntityService.ts
+++ b/packages/backend/src/core/entities/GalleryPostEntityService.ts
@@ -35,6 +35,9 @@ export class GalleryPostEntityService {
 	public async pack(
 		src: MiGalleryPost['id'] | MiGalleryPost,
 		me?: { id: MiUser['id'] } | null | undefined,
+		hint?: {
+			packedUser?: Packed<'UserLite'>
+		},
 	): Promise<Packed<'GalleryPost'>> {
 		const meId = me ? me.id : null;
 		const post = typeof src === 'object' ? src : await this.galleryPostsRepository.findOneByOrFail({ id: src });
@@ -44,7 +47,7 @@ export class GalleryPostEntityService {
 			createdAt: this.idService.parse(post.id).date.toISOString(),
 			updatedAt: post.updatedAt.toISOString(),
 			userId: post.userId,
-			user: this.userEntityService.pack(post.user ?? post.userId, me),
+			user: hint?.packedUser ?? this.userEntityService.pack(post.user ?? post.userId, me),
 			title: post.title,
 			description: post.description,
 			fileIds: post.fileIds,
@@ -58,11 +61,14 @@ export class GalleryPostEntityService {
 	}
 
 	@bindThis
-	public packMany(
+	public async packMany(
 		posts: MiGalleryPost[],
 		me?: { id: MiUser['id'] } | null | undefined,
 	) {
-		return Promise.all(posts.map(x => this.pack(x, me)));
+		const _users = posts.map(({ user, userId }) => user ?? userId);
+		const _userMap = await this.userEntityService.packMany(_users, me)
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(posts.map(post => this.pack(post, me, { packedUser: _userMap.get(post.userId) })));
 	}
 }
 
diff --git a/packages/backend/src/core/entities/InstanceEntityService.ts b/packages/backend/src/core/entities/InstanceEntityService.ts
index e46bd8b963..9117b13914 100644
--- a/packages/backend/src/core/entities/InstanceEntityService.ts
+++ b/packages/backend/src/core/entities/InstanceEntityService.ts
@@ -39,7 +39,8 @@ export class InstanceEntityService {
 			followingCount: instance.followingCount,
 			followersCount: instance.followersCount,
 			isNotResponding: instance.isNotResponding,
-			isSuspended: instance.isSuspended,
+			isSuspended: instance.suspensionState !== 'none',
+			suspensionState: instance.suspensionState,
 			isBlocked: this.utilityService.isBlockedHost(meta.blockedHosts, instance.host),
 			softwareName: instance.softwareName,
 			softwareVersion: instance.softwareVersion,
diff --git a/packages/backend/src/core/entities/InviteCodeEntityService.ts b/packages/backend/src/core/entities/InviteCodeEntityService.ts
index 891543bc0f..26f57e1299 100644
--- a/packages/backend/src/core/entities/InviteCodeEntityService.ts
+++ b/packages/backend/src/core/entities/InviteCodeEntityService.ts
@@ -12,6 +12,7 @@ import type { MiUser } from '@/models/User.js';
 import type { MiRegistrationTicket } from '@/models/RegistrationTicket.js';
 import { bindThis } from '@/decorators.js';
 import { IdService } from '@/core/IdService.js';
+import { isNotNull } from '@/misc/is-not-null.js';
 import { UserEntityService } from './UserEntityService.js';
 
 @Injectable()
@@ -29,6 +30,10 @@ export class InviteCodeEntityService {
 	public async pack(
 		src: MiRegistrationTicket['id'] | MiRegistrationTicket,
 		me?: { id: MiUser['id'] } | null | undefined,
+		hints?: {
+			packedCreatedBy?: Packed<'UserLite'>,
+			packedUsedBy?: Packed<'UserLite'>,
+		},
 	): Promise<Packed<'InviteCode'>> {
 		const target = typeof src === 'object' ? src : await this.registrationTicketsRepository.findOneOrFail({
 			where: {
@@ -42,18 +47,28 @@ export class InviteCodeEntityService {
 			code: target.code,
 			expiresAt: target.expiresAt ? target.expiresAt.toISOString() : null,
 			createdAt: this.idService.parse(target.id).date.toISOString(),
-			createdBy: target.createdBy ? await this.userEntityService.pack(target.createdBy, me) : null,
-			usedBy: target.usedBy ? await this.userEntityService.pack(target.usedBy, me) : null,
+			createdBy: target.createdBy ? hints?.packedCreatedBy ?? await this.userEntityService.pack(target.createdBy, me) : null,
+			usedBy: target.usedBy ? hints?.packedUsedBy ?? await this.userEntityService.pack(target.usedBy, me) : null,
 			usedAt: target.usedAt ? target.usedAt.toISOString() : null,
 			used: !!target.usedAt,
 		});
 	}
 
 	@bindThis
-	public packMany(
-		targets: any[],
+	public async packMany(
+		tickets: MiRegistrationTicket[],
 		me: { id: MiUser['id'] },
 	) {
-		return Promise.all(targets.map(x => this.pack(x, me)));
+		const _createdBys = tickets.map(({ createdBy, createdById }) => createdBy ?? createdById).filter(isNotNull);
+		const _usedBys = tickets.map(({ usedBy, usedById }) => usedBy ?? usedById).filter(isNotNull);
+		const _userMap = await this.userEntityService.packMany([..._createdBys, ..._usedBys], me)
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(
+			tickets.map(ticket => {
+				const packedCreatedBy = ticket.createdById != null ? _userMap.get(ticket.createdById) : undefined;
+				const packedUsedBy = ticket.usedById != null ? _userMap.get(ticket.usedById) : undefined;
+				return this.pack(ticket, me, { packedCreatedBy, packedUsedBy });
+			}),
+		);
 	}
 }
diff --git a/packages/backend/src/core/entities/MetaEntityService.ts b/packages/backend/src/core/entities/MetaEntityService.ts
index b50d76288f..5dfec589e1 100644
--- a/packages/backend/src/core/entities/MetaEntityService.ts
+++ b/packages/backend/src/core/entities/MetaEntityService.ts
@@ -67,6 +67,7 @@ export class MetaEntityService {
 			feedbackUrl: instance.feedbackUrl,
 			impressumUrl: instance.impressumUrl,
 			privacyPolicyUrl: instance.privacyPolicyUrl,
+			inquiryUrl: instance.inquiryUrl,
 			disableRegistration: instance.disableRegistration,
 			emailRequiredForSignup: instance.emailRequiredForSignup,
 			enableHcaptcha: instance.enableHcaptcha,
@@ -111,6 +112,7 @@ export class MetaEntityService {
 			policies: { ...DEFAULT_POLICIES, ...instance.policies },
 
 			mediaProxy: this.config.mediaProxy,
+			enableUrlPreview: instance.urlPreviewEnabled,
 		};
 
 		return packed;
diff --git a/packages/backend/src/core/entities/ModerationLogEntityService.ts b/packages/backend/src/core/entities/ModerationLogEntityService.ts
index 205e147bd1..bf1b2a002c 100644
--- a/packages/backend/src/core/entities/ModerationLogEntityService.ts
+++ b/packages/backend/src/core/entities/ModerationLogEntityService.ts
@@ -8,9 +8,10 @@ import { DI } from '@/di-symbols.js';
 import type { ModerationLogsRepository } from '@/models/_.js';
 import { awaitAll } from '@/misc/prelude/await-all.js';
 import type { } from '@/models/Blocking.js';
-import type { MiModerationLog } from '@/models/ModerationLog.js';
+import { MiModerationLog } from '@/models/ModerationLog.js';
 import { bindThis } from '@/decorators.js';
 import { IdService } from '@/core/IdService.js';
+import type { Packed } from '@/misc/json-schema.js';
 import { UserEntityService } from './UserEntityService.js';
 
 @Injectable()
@@ -27,6 +28,9 @@ export class ModerationLogEntityService {
 	@bindThis
 	public async pack(
 		src: MiModerationLog['id'] | MiModerationLog,
+		hint?: {
+			packedUser?: Packed<'UserDetailedNotMe'>,
+		},
 	) {
 		const log = typeof src === 'object' ? src : await this.moderationLogsRepository.findOneByOrFail({ id: src });
 
@@ -36,17 +40,20 @@ export class ModerationLogEntityService {
 			type: log.type,
 			info: log.info,
 			userId: log.userId,
-			user: this.userEntityService.pack(log.user ?? log.userId, null, {
+			user: hint?.packedUser ?? this.userEntityService.pack(log.user ?? log.userId, null, {
 				schema: 'UserDetailedNotMe',
 			}),
 		});
 	}
 
 	@bindThis
-	public packMany(
-		reports: any[],
+	public async packMany(
+		reports: MiModerationLog[],
 	) {
-		return Promise.all(reports.map(x => this.pack(x)));
+		const _users = reports.map(({ user, userId }) => user ?? userId);
+		const _userMap = await this.userEntityService.packMany(_users, null, { schema: 'UserDetailedNotMe' })
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(reports.map(report => this.pack(report, { packedUser: _userMap.get(report.userId) })));
 	}
 }
 
diff --git a/packages/backend/src/core/entities/MutingEntityService.ts b/packages/backend/src/core/entities/MutingEntityService.ts
index 0a52f429a2..d361a20271 100644
--- a/packages/backend/src/core/entities/MutingEntityService.ts
+++ b/packages/backend/src/core/entities/MutingEntityService.ts
@@ -30,6 +30,9 @@ export class MutingEntityService {
 	public async pack(
 		src: MiMuting['id'] | MiMuting,
 		me?: { id: MiUser['id'] } | null | undefined,
+		hints?: {
+			packedMutee?: Packed<'UserDetailedNotMe'>,
+		},
 	): Promise<Packed<'Muting'>> {
 		const muting = typeof src === 'object' ? src : await this.mutingsRepository.findOneByOrFail({ id: src });
 
@@ -38,18 +41,21 @@ export class MutingEntityService {
 			createdAt: this.idService.parse(muting.id).date.toISOString(),
 			expiresAt: muting.expiresAt ? muting.expiresAt.toISOString() : null,
 			muteeId: muting.muteeId,
-			mutee: this.userEntityService.pack(muting.muteeId, me, {
+			mutee: hints?.packedMutee ?? this.userEntityService.pack(muting.muteeId, me, {
 				schema: 'UserDetailedNotMe',
 			}),
 		});
 	}
 
 	@bindThis
-	public packMany(
-		mutings: any[],
+	public async packMany(
+		mutings: MiMuting[],
 		me: { id: MiUser['id'] },
 	) {
-		return Promise.all(mutings.map(x => this.pack(x, me)));
+		const _mutees = mutings.map(({ mutee, muteeId }) => mutee ?? muteeId);
+		const _userMap = await this.userEntityService.packMany(_mutees, me, { schema: 'UserDetailedNotMe' })
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(mutings.map(muting => this.pack(muting, me, { packedMutee: _userMap.get(muting.muteeId) })));
 	}
 }
 
diff --git a/packages/backend/src/core/entities/NoteEntityService.ts b/packages/backend/src/core/entities/NoteEntityService.ts
index 5b6affc6a5..2ce72c50b8 100644
--- a/packages/backend/src/core/entities/NoteEntityService.ts
+++ b/packages/backend/src/core/entities/NoteEntityService.ts
@@ -290,6 +290,7 @@ export class NoteEntityService implements OnModuleInit {
 			_hint_?: {
 				myReactions: Map<MiNote['id'], string | null>;
 				packedFiles: Map<MiNote['fileIds'][number], Packed<'DriveFile'> | null>;
+				packedUsers: Map<MiUser['id'], Packed<'UserLite'>>
 			};
 		},
 	): Promise<Packed<'Note'>> {
@@ -319,12 +320,13 @@ export class NoteEntityService implements OnModuleInit {
 			.filter(x => x.startsWith(':') && x.includes('@') && !x.includes('@.')) // リモートカスタム絵文字のみ
 			.map(x => this.reactionService.decodeReaction(x).reaction.replaceAll(':', ''));
 		const packedFiles = options?._hint_?.packedFiles;
+		const packedUsers = options?._hint_?.packedUsers;
 
 		const packed: Packed<'Note'> = await awaitAll({
 			id: note.id,
 			createdAt: this.idService.parse(note.id).date.toISOString(),
 			userId: note.userId,
-			user: this.userEntityService.pack(note.user ?? note.userId, me),
+			user: packedUsers?.get(note.userId) ?? this.userEntityService.pack(note.user ?? note.userId, me),
 			text: text,
 			cw: note.cw,
 			visibility: note.visibility,
@@ -333,6 +335,7 @@ export class NoteEntityService implements OnModuleInit {
 			visibleUserIds: note.visibility === 'specified' ? note.visibleUserIds : undefined,
 			renoteCount: note.renoteCount,
 			repliesCount: note.repliesCount,
+			reactionCount: Object.values(note.reactions).reduce((a, b) => a + b, 0),
 			reactions: this.reactionService.convertLegacyReactions(note.reactions),
 			reactionEmojis: this.customEmojiService.populateEmojis(reactionEmojiNames, host),
 			reactionAndUserPairCache: opts.withReactionAndUserPairCache ? note.reactionAndUserPairCache : undefined,
@@ -448,12 +451,20 @@ export class NoteEntityService implements OnModuleInit {
 		// TODO: 本当は renote とか reply がないのに renoteId とか replyId があったらここで解決しておく
 		const fileIds = notes.map(n => [n.fileIds, n.renote?.fileIds, n.reply?.fileIds]).flat(2).filter(isNotNull);
 		const packedFiles = fileIds.length > 0 ? await this.driveFileEntityService.packManyByIdsMap(fileIds) : new Map();
+		const users = [
+			...notes.map(({ user, userId }) => user ?? userId),
+			...notes.map(({ replyUserId }) => replyUserId).filter(isNotNull),
+			...notes.map(({ renoteUserId }) => renoteUserId).filter(isNotNull),
+		];
+		const packedUsers = await this.userEntityService.packMany(users, me)
+			.then(users => new Map(users.map(u => [u.id, u])));
 
 		return await Promise.all(notes.map(n => this.pack(n, me, {
 			...options,
 			_hint_: {
 				myReactions: myReactionsMap,
 				packedFiles,
+				packedUsers,
 			},
 		})));
 	}
diff --git a/packages/backend/src/core/entities/NoteReactionEntityService.ts b/packages/backend/src/core/entities/NoteReactionEntityService.ts
index 3f4fa3cf96..46ec13704c 100644
--- a/packages/backend/src/core/entities/NoteReactionEntityService.ts
+++ b/packages/backend/src/core/entities/NoteReactionEntityService.ts
@@ -52,6 +52,9 @@ export class NoteReactionEntityService implements OnModuleInit {
 		options?: {
 			withNote: boolean;
 		},
+		hints?: {
+			packedUser?: Packed<'UserLite'>
+		},
 	): Promise<Packed<'NoteReaction'>> {
 		const opts = Object.assign({
 			withNote: false,
@@ -62,7 +65,7 @@ export class NoteReactionEntityService implements OnModuleInit {
 		return {
 			id: reaction.id,
 			createdAt: this.idService.parse(reaction.id).date.toISOString(),
-			user: await this.userEntityService.pack(reaction.user ?? reaction.userId, me),
+			user: hints?.packedUser ?? await this.userEntityService.pack(reaction.user ?? reaction.userId, me),
 			type: this.reactionService.convertLegacyReaction(reaction.reaction),
 			...(opts.withNote ? {
 				note: await this.noteEntityService.pack(reaction.note ?? reaction.noteId, me),
@@ -81,7 +84,9 @@ export class NoteReactionEntityService implements OnModuleInit {
 		const opts = Object.assign({
 			withNote: false,
 		}, options);
-
-		return Promise.all(reactions.map(reaction => this.pack(reaction, me, opts)));
+		const _users = reactions.map(({ user, userId }) => user ?? userId);
+		const _userMap = await this.userEntityService.packMany(_users, me)
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(reactions.map(reaction => this.pack(reaction, me, opts, { packedUser: _userMap.get(reaction.userId) })));
 	}
 }
diff --git a/packages/backend/src/core/entities/PageEntityService.ts b/packages/backend/src/core/entities/PageEntityService.ts
index 65c69a49a7..142d9e81db 100644
--- a/packages/backend/src/core/entities/PageEntityService.ts
+++ b/packages/backend/src/core/entities/PageEntityService.ts
@@ -40,6 +40,9 @@ export class PageEntityService {
 	public async pack(
 		src: MiPage['id'] | MiPage,
 		me?: { id: MiUser['id'] } | null | undefined,
+		hint?: {
+			packedUser?: Packed<'UserLite'>
+		},
 	): Promise<Packed<'Page'>> {
 		const meId = me ? me.id : null;
 		const page = typeof src === 'object' ? src : await this.pagesRepository.findOneByOrFail({ id: src });
@@ -91,7 +94,7 @@ export class PageEntityService {
 			createdAt: this.idService.parse(page.id).date.toISOString(),
 			updatedAt: page.updatedAt.toISOString(),
 			userId: page.userId,
-			user: this.userEntityService.pack(page.user ?? page.userId, me), // { schema: 'UserDetailed' } すると無限ループするので注意
+			user: hint?.packedUser ?? this.userEntityService.pack(page.user ?? page.userId, me), // { schema: 'UserDetailed' } すると無限ループするので注意
 			content: page.content,
 			variables: page.variables,
 			title: page.title,
@@ -110,11 +113,14 @@ export class PageEntityService {
 	}
 
 	@bindThis
-	public packMany(
+	public async packMany(
 		pages: MiPage[],
 		me?: { id: MiUser['id'] } | null | undefined,
 	) {
-		return Promise.all(pages.map(x => this.pack(x, me)));
+		const _users = pages.map(({ user, userId }) => user ?? userId);
+		const _userMap = await this.userEntityService.packMany(_users, me)
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(pages.map(page => this.pack(page, me, { packedUser: _userMap.get(page.userId) })));
 	}
 }
 
diff --git a/packages/backend/src/core/entities/RenoteMutingEntityService.ts b/packages/backend/src/core/entities/RenoteMutingEntityService.ts
index 0b05a5db80..e4e154109a 100644
--- a/packages/backend/src/core/entities/RenoteMutingEntityService.ts
+++ b/packages/backend/src/core/entities/RenoteMutingEntityService.ts
@@ -30,6 +30,9 @@ export class RenoteMutingEntityService {
 	public async pack(
 		src: MiRenoteMuting['id'] | MiRenoteMuting,
 		me?: { id: MiUser['id'] } | null | undefined,
+		hints?: {
+			packedMutee?: Packed<'UserDetailedNotMe'>
+		},
 	): Promise<Packed<'RenoteMuting'>> {
 		const muting = typeof src === 'object' ? src : await this.renoteMutingsRepository.findOneByOrFail({ id: src });
 
@@ -37,18 +40,21 @@ export class RenoteMutingEntityService {
 			id: muting.id,
 			createdAt: this.idService.parse(muting.id).date.toISOString(),
 			muteeId: muting.muteeId,
-			mutee: this.userEntityService.pack(muting.muteeId, me, {
+			mutee: hints?.packedMutee ?? this.userEntityService.pack(muting.muteeId, me, {
 				schema: 'UserDetailedNotMe',
 			}),
 		});
 	}
 
 	@bindThis
-	public packMany(
-		mutings: any[],
+	public async packMany(
+		mutings: MiRenoteMuting[],
 		me: { id: MiUser['id'] },
 	) {
-		return Promise.all(mutings.map(x => this.pack(x, me)));
+		const _users = mutings.map(({ mutee, muteeId }) => mutee ?? muteeId);
+		const _userMap = await this.userEntityService.packMany(_users, me, { schema: 'UserDetailedNotMe' })
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(mutings.map(muting => this.pack(muting, me, { packedMutee: _userMap.get(muting.muteeId) })));
 	}
 }
 
diff --git a/packages/backend/src/core/entities/ReversiGameEntityService.ts b/packages/backend/src/core/entities/ReversiGameEntityService.ts
index 32cbe631e4..df042e75c1 100644
--- a/packages/backend/src/core/entities/ReversiGameEntityService.ts
+++ b/packages/backend/src/core/entities/ReversiGameEntityService.ts
@@ -28,13 +28,15 @@ export class ReversiGameEntityService {
 	@bindThis
 	public async packDetail(
 		src: MiReversiGame['id'] | MiReversiGame,
+		hint?: {
+			packedUser1?: Packed<'UserLite'>,
+			packedUser2?: Packed<'UserLite'>,
+		},
 	): Promise<Packed<'ReversiGameDetailed'>> {
 		const game = typeof src === 'object' ? src : await this.reversiGamesRepository.findOneByOrFail({ id: src });
 
-		const users = await Promise.all([
-			this.userEntityService.pack(game.user1 ?? game.user1Id),
-			this.userEntityService.pack(game.user2 ?? game.user2Id),
-		]);
+		const user1 = hint?.packedUser1 ?? await this.userEntityService.pack(game.user1 ?? game.user1Id);
+		const user2 = hint?.packedUser2 ?? await this.userEntityService.pack(game.user2 ?? game.user2Id);
 
 		return await awaitAll({
 			id: game.id,
@@ -49,10 +51,10 @@ export class ReversiGameEntityService {
 			user2Ready: game.user2Ready,
 			user1Id: game.user1Id,
 			user2Id: game.user2Id,
-			user1: users[0],
-			user2: users[1],
+			user1,
+			user2,
 			winnerId: game.winnerId,
-			winner: game.winnerId ? users.find(u => u.id === game.winnerId)! : null,
+			winner: game.winnerId ? [user1, user2].find(u => u.id === game.winnerId)! : null,
 			surrenderedUserId: game.surrenderedUserId,
 			timeoutUserId: game.timeoutUserId,
 			black: game.black,
@@ -68,22 +70,35 @@ export class ReversiGameEntityService {
 	}
 
 	@bindThis
-	public packDetailMany(
-		xs: MiReversiGame[],
+	public async packDetailMany(
+		games: MiReversiGame[],
 	) {
-		return Promise.all(xs.map(x => this.packDetail(x)));
+		const _user1s = games.map(({ user1, user1Id }) => user1 ?? user1Id);
+		const _user2s = games.map(({ user2, user2Id }) => user2 ?? user2Id);
+		const _userMap = await this.userEntityService.packMany([..._user1s, ..._user2s])
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(
+			games.map(game => {
+				return this.packDetail(game, {
+					packedUser1: _userMap.get(game.user1Id),
+					packedUser2: _userMap.get(game.user2Id),
+				});
+			}),
+		);
 	}
 
 	@bindThis
 	public async packLite(
 		src: MiReversiGame['id'] | MiReversiGame,
+		hint?: {
+			packedUser1?: Packed<'UserLite'>,
+			packedUser2?: Packed<'UserLite'>,
+		},
 	): Promise<Packed<'ReversiGameLite'>> {
 		const game = typeof src === 'object' ? src : await this.reversiGamesRepository.findOneByOrFail({ id: src });
 
-		const users = await Promise.all([
-			this.userEntityService.pack(game.user1 ?? game.user1Id),
-			this.userEntityService.pack(game.user2 ?? game.user2Id),
-		]);
+		const user1 = hint?.packedUser1 ?? await this.userEntityService.pack(game.user1 ?? game.user1Id);
+		const user2 = hint?.packedUser2 ?? await this.userEntityService.pack(game.user2 ?? game.user2Id);
 
 		return await awaitAll({
 			id: game.id,
@@ -94,10 +109,10 @@ export class ReversiGameEntityService {
 			isEnded: game.isEnded,
 			user1Id: game.user1Id,
 			user2Id: game.user2Id,
-			user1: users[0],
-			user2: users[1],
+			user1,
+			user2,
 			winnerId: game.winnerId,
-			winner: game.winnerId ? users.find(u => u.id === game.winnerId)! : null,
+			winner: game.winnerId ? [user1, user2].find(u => u.id === game.winnerId)! : null,
 			surrenderedUserId: game.surrenderedUserId,
 			timeoutUserId: game.timeoutUserId,
 			black: game.black,
@@ -111,10 +126,21 @@ export class ReversiGameEntityService {
 	}
 
 	@bindThis
-	public packLiteMany(
-		xs: MiReversiGame[],
+	public async packLiteMany(
+		games: MiReversiGame[],
 	) {
-		return Promise.all(xs.map(x => this.packLite(x)));
+		const _user1s = games.map(({ user1, user1Id }) => user1 ?? user1Id);
+		const _user2s = games.map(({ user2, user2Id }) => user2 ?? user2Id);
+		const _userMap = await this.userEntityService.packMany([..._user1s, ..._user2s])
+			.then(users => new Map(users.map(u => [u.id, u])));
+		return Promise.all(
+			games.map(game => {
+				return this.packLite(game, {
+					packedUser1: _userMap.get(game.user1Id),
+					packedUser2: _userMap.get(game.user2Id),
+				});
+			}),
+		);
 	}
 }
 
diff --git a/packages/backend/src/core/entities/UserEntityService.ts b/packages/backend/src/core/entities/UserEntityService.ts
index 14761357a5..b80a1ec206 100644
--- a/packages/backend/src/core/entities/UserEntityService.ts
+++ b/packages/backend/src/core/entities/UserEntityService.ts
@@ -7,6 +7,7 @@ import { Inject, Injectable } from '@nestjs/common';
 import * as Redis from 'ioredis';
 import _Ajv from 'ajv';
 import { ModuleRef } from '@nestjs/core';
+import { In } from 'typeorm';
 import { DI } from '@/di-symbols.js';
 import type { Config } from '@/config.js';
 import type { Packed } from '@/misc/json-schema.js';
@@ -14,9 +15,30 @@ import type { Promiseable } from '@/misc/prelude/await-all.js';
 import { awaitAll } from '@/misc/prelude/await-all.js';
 import { USER_ACTIVE_THRESHOLD, USER_ONLINE_THRESHOLD } from '@/const.js';
 import type { MiLocalUser, MiPartialLocalUser, MiPartialRemoteUser, MiRemoteUser, MiUser } from '@/models/User.js';
-import { birthdaySchema, descriptionSchema, localUsernameSchema, locationSchema, nameSchema, passwordSchema } from '@/models/User.js';
-import { MiNotification } from '@/models/Notification.js';
-import type { UsersRepository, UserSecurityKeysRepository, FollowingsRepository, FollowRequestsRepository, BlockingsRepository, MutingsRepository, DriveFilesRepository, NoteUnreadsRepository, UserNotePiningsRepository, UserProfilesRepository, AnnouncementReadsRepository, AnnouncementsRepository, MiUserProfile, RenoteMutingsRepository, UserMemoRepository } from '@/models/_.js';
+import {
+	birthdaySchema,
+	descriptionSchema,
+	localUsernameSchema,
+	locationSchema,
+	nameSchema,
+	passwordSchema,
+} from '@/models/User.js';
+import type {
+	BlockingsRepository,
+	FollowingsRepository,
+	FollowRequestsRepository,
+	MiFollowing,
+	MiUserNotePining,
+	MiUserProfile,
+	MutingsRepository,
+	NoteUnreadsRepository,
+	RenoteMutingsRepository,
+	UserMemoRepository,
+	UserNotePiningsRepository,
+	UserProfilesRepository,
+	UserSecurityKeysRepository,
+	UsersRepository,
+} from '@/models/_.js';
 import { bindThis } from '@/decorators.js';
 import { RoleService } from '@/core/RoleService.js';
 import { ApPersonService } from '@/core/activitypub/models/ApPersonService.js';
@@ -46,11 +68,23 @@ function isRemoteUser(user: MiUser | { host: MiUser['host'] }): boolean {
 	return !isLocalUser(user);
 }
 
+export type UserRelation = {
+	id: MiUser['id']
+	following: MiFollowing | null,
+	isFollowing: boolean
+	isFollowed: boolean
+	hasPendingFollowRequestFromYou: boolean
+	hasPendingFollowRequestToYou: boolean
+	isBlocking: boolean
+	isBlocked: boolean
+	isMuted: boolean
+	isRenoteMuted: boolean
+}
+
 @Injectable()
 export class UserEntityService implements OnModuleInit {
 	private apPersonService: ApPersonService;
 	private noteEntityService: NoteEntityService;
-	private driveFileEntityService: DriveFileEntityService;
 	private pageEntityService: PageEntityService;
 	private customEmojiService: CustomEmojiService;
 	private announcementService: AnnouncementService;
@@ -89,9 +123,6 @@ export class UserEntityService implements OnModuleInit {
 		@Inject(DI.renoteMutingsRepository)
 		private renoteMutingsRepository: RenoteMutingsRepository,
 
-		@Inject(DI.driveFilesRepository)
-		private driveFilesRepository: DriveFilesRepository,
-
 		@Inject(DI.noteUnreadsRepository)
 		private noteUnreadsRepository: NoteUnreadsRepository,
 
@@ -101,12 +132,6 @@ export class UserEntityService implements OnModuleInit {
 		@Inject(DI.userProfilesRepository)
 		private userProfilesRepository: UserProfilesRepository,
 
-		@Inject(DI.announcementReadsRepository)
-		private announcementReadsRepository: AnnouncementReadsRepository,
-
-		@Inject(DI.announcementsRepository)
-		private announcementsRepository: AnnouncementsRepository,
-
 		@Inject(DI.userMemosRepository)
 		private userMemosRepository: UserMemoRepository,
 	) {
@@ -115,7 +140,6 @@ export class UserEntityService implements OnModuleInit {
 	onModuleInit() {
 		this.apPersonService = this.moduleRef.get('ApPersonService');
 		this.noteEntityService = this.moduleRef.get('NoteEntityService');
-		this.driveFileEntityService = this.moduleRef.get('DriveFileEntityService');
 		this.pageEntityService = this.moduleRef.get('PageEntityService');
 		this.customEmojiService = this.moduleRef.get('CustomEmojiService');
 		this.announcementService = this.moduleRef.get('AnnouncementService');
@@ -138,7 +162,7 @@ export class UserEntityService implements OnModuleInit {
 	public isRemoteUser = isRemoteUser;
 
 	@bindThis
-	public async getRelation(me: MiUser['id'], target: MiUser['id']) {
+	public async getRelation(me: MiUser['id'], target: MiUser['id']): Promise<UserRelation> {
 		const [
 			following,
 			isFollowed,
@@ -212,6 +236,80 @@ export class UserEntityService implements OnModuleInit {
 	}
 
 	@bindThis
+	public async getRelations(me: MiUser['id'], targets: MiUser['id'][]): Promise<Map<MiUser['id'], UserRelation>> {
+		const [
+			followers,
+			followees,
+			followersRequests,
+			followeesRequests,
+			blockers,
+			blockees,
+			muters,
+			renoteMuters,
+		] = await Promise.all([
+			this.followingsRepository.findBy({ followerId: me })
+				.then(f => new Map(f.map(it => [it.followeeId, it]))),
+			this.followingsRepository.createQueryBuilder('f')
+				.select('f.followerId')
+				.where('f.followeeId = :me', { me })
+				.getRawMany<{ f_followerId: string }>()
+				.then(it => it.map(it => it.f_followerId)),
+			this.followRequestsRepository.createQueryBuilder('f')
+				.select('f.followeeId')
+				.where('f.followerId = :me', { me })
+				.getRawMany<{ f_followeeId: string }>()
+				.then(it => it.map(it => it.f_followeeId)),
+			this.followRequestsRepository.createQueryBuilder('f')
+				.select('f.followerId')
+				.where('f.followeeId = :me', { me })
+				.getRawMany<{ f_followerId: string }>()
+				.then(it => it.map(it => it.f_followerId)),
+			this.blockingsRepository.createQueryBuilder('b')
+				.select('b.blockeeId')
+				.where('b.blockerId = :me', { me })
+				.getRawMany<{ b_blockeeId: string }>()
+				.then(it => it.map(it => it.b_blockeeId)),
+			this.blockingsRepository.createQueryBuilder('b')
+				.select('b.blockerId')
+				.where('b.blockeeId = :me', { me })
+				.getRawMany<{ b_blockerId: string }>()
+				.then(it => it.map(it => it.b_blockerId)),
+			this.mutingsRepository.createQueryBuilder('m')
+				.select('m.muteeId')
+				.where('m.muterId = :me', { me })
+				.getRawMany<{ m_muteeId: string }>()
+				.then(it => it.map(it => it.m_muteeId)),
+			this.renoteMutingsRepository.createQueryBuilder('m')
+				.select('m.muteeId')
+				.where('m.muterId = :me', { me })
+				.getRawMany<{ m_muteeId: string }>()
+				.then(it => it.map(it => it.m_muteeId)),
+		]);
+
+		return new Map(
+			targets.map(target => {
+				const following = followers.get(target) ?? null;
+
+				return [
+					target,
+					{
+						id: target,
+						following: following,
+						isFollowing: following != null,
+						isFollowed: followees.includes(target),
+						hasPendingFollowRequestFromYou: followersRequests.includes(target),
+						hasPendingFollowRequestToYou: followeesRequests.includes(target),
+						isBlocking: blockers.includes(target),
+						isBlocked: blockees.includes(target),
+						isMuted: muters.includes(target),
+						isRenoteMuted: renoteMuters.includes(target),
+					},
+				];
+			}),
+		);
+	}
+
+	@bindThis
 	public async getHasUnreadAntenna(userId: MiUser['id']): Promise<boolean> {
 		/*
 		const myAntennas = (await this.antennaService.getAntennas()).filter(a => a.userId === userId);
@@ -303,6 +401,9 @@ export class UserEntityService implements OnModuleInit {
 			schema?: S,
 			includeSecrets?: boolean,
 			userProfile?: MiUserProfile,
+			userRelations?: Map<MiUser['id'], UserRelation>,
+			userMemos?: Map<MiUser['id'], string | null>,
+			pinNotes?: Map<MiUser['id'], MiUserNotePining[]>,
 		},
 	): Promise<Packed<S>> {
 		const opts = Object.assign({
@@ -317,13 +418,41 @@ export class UserEntityService implements OnModuleInit {
 		const isMe = meId === user.id;
 		const iAmModerator = me ? await this.roleService.isModerator(me as MiUser) : false;
 
-		const relation = meId && !isMe && isDetailed ? await this.getRelation(meId, user.id) : null;
-		const pins = isDetailed ? await this.userNotePiningsRepository.createQueryBuilder('pin')
-			.where('pin.userId = :userId', { userId: user.id })
-			.innerJoinAndSelect('pin.note', 'note')
-			.orderBy('pin.id', 'DESC')
-			.getMany() : [];
-		const profile = isDetailed ? (opts.userProfile ?? await this.userProfilesRepository.findOneByOrFail({ userId: user.id })) : null;
+		const profile = isDetailed
+			? (opts.userProfile ?? await this.userProfilesRepository.findOneByOrFail({ userId: user.id }))
+			: null;
+
+		let relation: UserRelation | null = null;
+		if (meId && !isMe && isDetailed) {
+			if (opts.userRelations) {
+				relation = opts.userRelations.get(user.id) ?? null;
+			} else {
+				relation = await this.getRelation(meId, user.id);
+			}
+		}
+
+		let memo: string | null = null;
+		if (isDetailed && meId) {
+			if (opts.userMemos) {
+				memo = opts.userMemos.get(user.id) ?? null;
+			} else {
+				memo = await this.userMemosRepository.findOneBy({ userId: meId, targetUserId: user.id })
+					.then(row => row?.memo ?? null);
+			}
+		}
+
+		let pins: MiUserNotePining[] = [];
+		if (isDetailed) {
+			if (opts.pinNotes) {
+				pins = opts.pinNotes.get(user.id) ?? [];
+			} else {
+				pins = await this.userNotePiningsRepository.createQueryBuilder('pin')
+					.where('pin.userId = :userId', { userId: user.id })
+					.innerJoinAndSelect('pin.note', 'note')
+					.orderBy('pin.id', 'DESC')
+					.getMany();
+			}
+		}
 
 		const followingCount = profile == null ? null :
 			(profile.followingVisibility === 'public') || isMe ? user.followingCount :
@@ -416,9 +545,7 @@ export class UserEntityService implements OnModuleInit {
 				twoFactorEnabled: profile!.twoFactorEnabled,
 				usePasswordLessLogin: profile!.usePasswordLessLogin,
 				securityKeys: profile!.twoFactorEnabled
-					? this.userSecurityKeysRepository.countBy({
-						userId: user.id,
-					}).then(result => result >= 1)
+					? this.userSecurityKeysRepository.countBy({ userId: user.id }).then(result => result >= 1)
 					: false,
 				roles: this.roleService.getUserRoles(user.id).then(roles => roles.filter(role => role.isPublic).sort((a, b) => b.displayOrder - a.displayOrder).map(role => ({
 					id: role.id,
@@ -430,10 +557,7 @@ export class UserEntityService implements OnModuleInit {
 					isAdministrator: role.isAdministrator,
 					displayOrder: role.displayOrder,
 				}))),
-				memo: meId == null ? null : await this.userMemosRepository.findOneBy({
-					userId: meId,
-					targetUserId: user.id,
-				}).then(row => row?.memo ?? null),
+				memo: memo,
 				moderationNote: iAmModerator ? (profile!.moderationNote ?? '') : undefined,
 			} : {}),
 
@@ -514,7 +638,7 @@ export class UserEntityService implements OnModuleInit {
 		return await awaitAll(packed);
 	}
 
-	public packMany<S extends 'MeDetailed' | 'UserDetailedNotMe' | 'UserDetailed' | 'UserLite' = 'UserLite'>(
+	public async packMany<S extends 'MeDetailed' | 'UserDetailedNotMe' | 'UserDetailed' | 'UserLite' = 'UserLite'>(
 		users: (MiUser['id'] | MiUser)[],
 		me?: { id: MiUser['id'] } | null | undefined,
 		options?: {
@@ -522,6 +646,69 @@ export class UserEntityService implements OnModuleInit {
 			includeSecrets?: boolean,
 		},
 	): Promise<Packed<S>[]> {
-		return Promise.all(users.map(u => this.pack(u, me, options)));
+		// -- IDのみの要素を補完して完全なエンティティ一覧を作る
+
+		const _users = users.filter((user): user is MiUser => typeof user !== 'string');
+		if (_users.length !== users.length) {
+			_users.push(
+				...await this.usersRepository.findBy({
+					id: In(users.filter((user): user is string => typeof user === 'string')),
+				}),
+			);
+		}
+		const _userIds = _users.map(u => u.id);
+
+		// -- 実行者の有無や指定スキーマの種別によって要否が異なる値群を取得
+
+		let profilesMap: Map<MiUser['id'], MiUserProfile> = new Map();
+		let userRelations: Map<MiUser['id'], UserRelation> = new Map();
+		let userMemos: Map<MiUser['id'], string | null> = new Map();
+		let pinNotes: Map<MiUser['id'], MiUserNotePining[]> = new Map();
+
+		if (options?.schema !== 'UserLite') {
+			profilesMap = await this.userProfilesRepository.findBy({ userId: In(_userIds) })
+				.then(profiles => new Map(profiles.map(p => [p.userId, p])));
+
+			const meId = me ? me.id : null;
+			if (meId) {
+				userMemos = await this.userMemosRepository.findBy({ userId: meId })
+					.then(memos => new Map(memos.map(memo => [memo.targetUserId, memo.memo])));
+
+				if (_userIds.length > 0) {
+					userRelations = await this.getRelations(meId, _userIds);
+					pinNotes = await this.userNotePiningsRepository.createQueryBuilder('pin')
+						.where('pin.userId IN (:...userIds)', { userIds: _userIds })
+						.innerJoinAndSelect('pin.note', 'note')
+						.getMany()
+						.then(pinsNotes => {
+							const map = new Map<MiUser['id'], MiUserNotePining[]>();
+							for (const note of pinsNotes) {
+								const notes = map.get(note.userId) ?? [];
+								notes.push(note);
+								map.set(note.userId, notes);
+							}
+							for (const [, notes] of map.entries()) {
+								// pack側ではDESCで取得しているので、それに合わせて降順に並び替えておく
+								notes.sort((a, b) => b.id.localeCompare(a.id));
+							}
+							return map;
+						});
+				}
+			}
+		}
+
+		return Promise.all(
+			_users.map(u => this.pack(
+				u,
+				me,
+				{
+					...options,
+					userProfile: profilesMap.get(u.id),
+					userRelations: userRelations,
+					userMemos: userMemos,
+					pinNotes: pinNotes,
+				},
+			)),
+		);
 	}
 }
diff --git a/packages/backend/src/core/entities/UserListEntityService.ts b/packages/backend/src/core/entities/UserListEntityService.ts
index 09cab24521..b77249c5cb 100644
--- a/packages/backend/src/core/entities/UserListEntityService.ts
+++ b/packages/backend/src/core/entities/UserListEntityService.ts
@@ -50,11 +50,14 @@ export class UserListEntityService {
 	public async packMembershipsMany(
 		memberships: MiUserListMembership[],
 	) {
+		const _users = memberships.map(({ user, userId }) => user ?? userId);
+		const _userMap = await this.userEntityService.packMany(_users)
+			.then(users => new Map(users.map(u => [u.id, u])));
 		return Promise.all(memberships.map(async x => ({
 			id: x.id,
 			createdAt: this.idService.parse(x.id).date.toISOString(),
 			userId: x.userId,
-			user: await this.userEntityService.pack(x.userId),
+			user: _userMap.get(x.userId) ?? await this.userEntityService.pack(x.userId),
 			withReplies: x.withReplies,
 		})));
 	}
diff --git a/packages/backend/src/misc/fastify-hook-handlers.ts b/packages/backend/src/misc/fastify-hook-handlers.ts
index 49a48f6a6b..3e1c099e00 100644
--- a/packages/backend/src/misc/fastify-hook-handlers.ts
+++ b/packages/backend/src/misc/fastify-hook-handlers.ts
@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 import type { onRequestHookHandler } from 'fastify';
 
 export const handleRequestRedirectToOmitSearch: onRequestHookHandler = (request, reply, done) => {
diff --git a/packages/backend/src/misc/gen-identicon.ts b/packages/backend/src/misc/gen-identicon.ts
index 62a8ab8ace..342e0f8602 100644
--- a/packages/backend/src/misc/gen-identicon.ts
+++ b/packages/backend/src/misc/gen-identicon.ts
@@ -8,9 +8,8 @@
  * https://en.wikipedia.org/wiki/Identicon
  */
 
-import * as p from 'pureimage';
+import { createCanvas } from '@napi-rs/canvas';
 import gen from 'random-seed';
-import type { WriteStream } from 'node:fs';
 
 const size = 128; // px
 const n = 5; // resolution
@@ -45,9 +44,9 @@ const sideN = Math.floor(n / 2);
 /**
  * Generate buffer of an identicon by seed
  */
-export function genIdenticon(seed: string, stream: WriteStream): Promise<void> {
+export async function genIdenticon(seed: string): Promise<Buffer> {
 	const rand = gen.create(seed);
-	const canvas = p.make(size, size, undefined);
+	const canvas = createCanvas(size, size);
 	const ctx = canvas.getContext('2d');
 
 	const bgColors = colors[rand(colors.length)];
@@ -101,5 +100,5 @@ export function genIdenticon(seed: string, stream: WriteStream): Promise<void> {
 		}
 	}
 
-	return p.encodePNGToStream(canvas, stream);
+	return await canvas.encode('png');
 }
diff --git a/packages/backend/src/misc/is-pure-renote.ts b/packages/backend/src/misc/is-pure-renote.ts
deleted file mode 100644
index 994d981522..0000000000
--- a/packages/backend/src/misc/is-pure-renote.ts
+++ /dev/null
@@ -1,10 +0,0 @@
-import type { MiNote } from '@/models/Note.js';
-
-export function isPureRenote(note: MiNote): note is MiNote & { renoteId: NonNullable<MiNote['renoteId']> } {
-	if (!note.renoteId) return false;
-
-	if (note.text) return false; // it's quoted with text
-	if (note.fileIds.length !== 0) return false; // it's quoted with files
-	if (note.hasPoll) return false; // it's quoted with poll
-	return true;
-}
diff --git a/packages/backend/src/misc/is-quote.ts b/packages/backend/src/misc/is-quote.ts
deleted file mode 100644
index 75b29f63f4..0000000000
--- a/packages/backend/src/misc/is-quote.ts
+++ /dev/null
@@ -1,12 +0,0 @@
-/*
- * SPDX-FileCopyrightText: syuilo and misskey-project
- * SPDX-License-Identifier: AGPL-3.0-only
- */
-
-import type { MiNote } from '@/models/Note.js';
-
-// eslint-disable-next-line import/no-default-export
-export default function(note: MiNote): boolean {
-	// sync with NoteCreateService.isQuote
-	return note.renoteId != null && (note.text != null || note.hasPoll || (note.fileIds != null && note.fileIds.length > 0));
-}
diff --git a/packages/backend/src/misc/is-renote.ts b/packages/backend/src/misc/is-renote.ts
new file mode 100644
index 0000000000..48f821806c
--- /dev/null
+++ b/packages/backend/src/misc/is-renote.ts
@@ -0,0 +1,67 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import type { MiNote } from '@/models/Note.js';
+import type { Packed } from '@/misc/json-schema.js';
+
+type Renote =
+	MiNote & {
+		renoteId: NonNullable<MiNote['renoteId']>
+	};
+
+type Quote =
+	Renote & ({
+		text: NonNullable<MiNote['text']>
+	} | {
+		cw: NonNullable<MiNote['cw']>
+	} | {
+		replyId: NonNullable<MiNote['replyId']>
+		reply: NonNullable<MiNote['reply']>
+	} | {
+		hasPoll: true
+	});
+
+export function isRenote(note: MiNote): note is Renote {
+	return note.renoteId != null;
+}
+
+export function isQuote(note: Renote): note is Quote {
+	// NOTE: SYNC WITH NoteCreateService.isQuote
+	return note.text != null ||
+		note.cw != null ||
+		note.replyId != null ||
+		note.hasPoll ||
+		note.fileIds.length > 0;
+}
+
+type PackedRenote =
+	Packed<'Note'> & {
+		renoteId: NonNullable<Packed<'Note'>['renoteId']>
+	};
+
+type PackedQuote =
+	PackedRenote & ({
+		text: NonNullable<Packed<'Note'>['text']>
+	} | {
+		cw: NonNullable<Packed<'Note'>['cw']>
+	} | {
+		replyId: NonNullable<Packed<'Note'>['replyId']>
+	} | {
+		poll: NonNullable<Packed<'Note'>['poll']>
+	} | {
+		fileIds: NonNullable<Packed<'Note'>['fileIds']>
+	});
+
+export function isRenotePacked(note: Packed<'Note'>): note is PackedRenote {
+	return note.renoteId != null;
+}
+
+export function isQuotePacked(note: PackedRenote): note is PackedQuote {
+	return note.text != null ||
+		note.cw != null ||
+		note.replyId != null ||
+		note.poll != null ||
+		(note.fileIds != null && note.fileIds.length > 0);
+}
diff --git a/packages/backend/src/misc/json-schema.ts b/packages/backend/src/misc/json-schema.ts
index 46b0bb2fab..41e5bfe9e4 100644
--- a/packages/backend/src/misc/json-schema.ts
+++ b/packages/backend/src/misc/json-schema.ts
@@ -48,6 +48,7 @@ import {
 	packedRoleCondFormulaValueCreatedSchema,
 	packedRoleCondFormulaFollowersOrFollowingOrNotesSchema,
 	packedRoleCondFormulaValueSchema,
+	packedRoleCondFormulaValueUserSettingBooleanSchema,
 } from '@/models/json-schema/role.js';
 import { packedAdSchema } from '@/models/json-schema/ad.js';
 import { packedReversiGameLiteSchema, packedReversiGameDetailedSchema } from '@/models/json-schema/reversi-game.js';
@@ -97,6 +98,7 @@ export const refs = {
 	RoleCondFormulaLogics: packedRoleCondFormulaLogicsSchema,
 	RoleCondFormulaValueNot: packedRoleCondFormulaValueNot,
 	RoleCondFormulaValueIsLocalOrRemote: packedRoleCondFormulaValueIsLocalOrRemoteSchema,
+	RoleCondFormulaValueUserSettingBooleanSchema: packedRoleCondFormulaValueUserSettingBooleanSchema,
 	RoleCondFormulaValueAssignedRole: packedRoleCondFormulaValueAssignedRoleSchema,
 	RoleCondFormulaValueCreated: packedRoleCondFormulaValueCreatedSchema,
 	RoleCondFormulaFollowersOrFollowingOrNotes: packedRoleCondFormulaFollowersOrFollowingOrNotesSchema,
@@ -226,7 +228,7 @@ export type SchemaTypeDef<p extends Schema> =
 			p['items']['allOf'] extends ReadonlyArray<Schema> ? UnionToIntersection<UnionSchemaType<NonNullable<p['items']['allOf']>>>[] :
 			never
 		) :
-		p['items'] extends NonNullable<Schema> ? SchemaTypeDef<p['items']>[] :
+		p['items'] extends NonNullable<Schema> ? SchemaType<p['items']>[] :
 		any[]
 	) :
 	p['anyOf'] extends ReadonlyArray<Schema> ? UnionSchemaType<p['anyOf']> & PartialIntersection<UnionSchemaType<p['anyOf']>> :
diff --git a/packages/backend/src/misc/loader.ts b/packages/backend/src/misc/loader.ts
index 25f7b54d31..7f29b9db10 100644
--- a/packages/backend/src/misc/loader.ts
+++ b/packages/backend/src/misc/loader.ts
@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 export type FetchFunction<K, V> = (key: K) => Promise<V>;
 
 type ResolveReject<V> = Parameters<ConstructorParameters<typeof Promise<V>>[0]>;
diff --git a/packages/backend/src/models/Antenna.ts b/packages/backend/src/models/Antenna.ts
index 332a899768..33e6f48189 100644
--- a/packages/backend/src/models/Antenna.ts
+++ b/packages/backend/src/models/Antenna.ts
@@ -75,6 +75,11 @@ export class MiAntenna {
 	@Column('boolean', {
 		default: false,
 	})
+	public excludeBots: boolean;
+
+	@Column('boolean', {
+		default: false,
+	})
 	public withReplies: boolean;
 
 	@Column('boolean')
@@ -85,9 +90,6 @@ export class MiAntenna {
 	})
 	public expression: string | null;
 
-	@Column('boolean')
-	public notify: boolean;
-
 	@Index()
 	@Column('boolean', {
 		default: true,
diff --git a/packages/backend/src/models/Instance.ts b/packages/backend/src/models/Instance.ts
index 9863c9d75d..17cd5c6665 100644
--- a/packages/backend/src/models/Instance.ts
+++ b/packages/backend/src/models/Instance.ts
@@ -81,13 +81,22 @@ export class MiInstance {
 	public isNotResponding: boolean;
 
 	/**
-	 * このインスタンスへの配信を停止するか
+	 * このインスタンスと不通になった日時
+	 */
+	@Column('timestamp with time zone', {
+		nullable: true,
+	})
+	public notRespondingSince: Date | null;
+
+	/**
+	 * このインスタンスへの配信状態
 	 */
 	@Index()
-	@Column('boolean', {
-		default: false,
+	@Column('enum', {
+		default: 'none',
+		enum: ['none', 'manuallySuspended', 'goneSuspended', 'autoSuspendedForNotResponding'],
 	})
-	public isSuspended: boolean;
+	public suspensionState: 'none' | 'manuallySuspended' | 'goneSuspended' | 'autoSuspendedForNotResponding';
 
 	@Column('varchar', {
 		length: 64, nullable: true,
diff --git a/packages/backend/src/models/Meta.ts b/packages/backend/src/models/Meta.ts
index 66f19ce197..ad306fcad6 100644
--- a/packages/backend/src/models/Meta.ts
+++ b/packages/backend/src/models/Meta.ts
@@ -277,12 +277,6 @@ export class MiMeta {
 	})
 	public enableSensitiveMediaDetectionForVideos: boolean;
 
-	@Column('varchar', {
-		length: 1024,
-		nullable: true,
-	})
-	public summalyProxy: string | null;
-
 	@Column('boolean', {
 		default: false,
 	})
@@ -383,6 +377,12 @@ export class MiMeta {
 	public privacyPolicyUrl: string | null;
 
 	@Column('varchar', {
+		length: 1024,
+		nullable: true,
+	})
+	public inquiryUrl: string | null;
+
+	@Column('varchar', {
 		length: 8192,
 		nullable: true,
 	})
@@ -588,4 +588,36 @@ export class MiMeta {
 		default: 0,
 	})
 	public notesPerOneAd: number;
+
+	@Column('boolean', {
+		default: true,
+	})
+	public urlPreviewEnabled: boolean;
+
+	@Column('integer', {
+		default: 10000,
+	})
+	public urlPreviewTimeout: number;
+
+	@Column('bigint', {
+		default: 1024 * 1024 * 10,
+	})
+	public urlPreviewMaximumContentLength: number;
+
+	@Column('boolean', {
+		default: true,
+	})
+	public urlPreviewRequireContentLength: boolean;
+
+	@Column('varchar', {
+		length: 1024,
+		nullable: true,
+	})
+	public urlPreviewSummaryProxyUrl: string | null;
+
+	@Column('varchar', {
+		length: 1024,
+		nullable: true,
+	})
+	public urlPreviewUserAgent: string | null;
 }
diff --git a/packages/backend/src/models/Poll.ts b/packages/backend/src/models/Poll.ts
index c2693dbb19..ca985c8b24 100644
--- a/packages/backend/src/models/Poll.ts
+++ b/packages/backend/src/models/Poll.ts
@@ -8,6 +8,7 @@ import { noteVisibilities } from '@/types.js';
 import { id } from './util/id.js';
 import { MiNote } from './Note.js';
 import type { MiUser } from './User.js';
+import type { MiChannel } from "@/models/Channel.js";
 
 @Entity('poll')
 export class MiPoll {
@@ -58,6 +59,14 @@ export class MiPoll {
 		comment: '[Denormalized]',
 	})
 	public userHost: string | null;
+
+	@Index()
+	@Column({
+		...id(),
+		nullable: true,
+		comment: '[Denormalized]',
+	})
+	public channelId: MiChannel['id'] | null;
 	//#endregion
 
 	constructor(data: Partial<MiPoll>) {
diff --git a/packages/backend/src/models/RepositoryModule.ts b/packages/backend/src/models/RepositoryModule.ts
index bd447570dd..d3062d6b36 100644
--- a/packages/backend/src/models/RepositoryModule.ts
+++ b/packages/backend/src/models/RepositoryModule.ts
@@ -5,409 +5,409 @@
 
 import { Module } from '@nestjs/common';
 import { DI } from '@/di-symbols.js';
-import { MiAbuseUserReport, MiAccessToken, MiAd, MiAnnouncement, MiAnnouncementRead, MiAntenna, MiApp, MiAuthSession, MiAvatarDecoration, MiBlocking, MiChannel, MiChannelFavorite, MiChannelFollowing, MiClip, MiClipFavorite, MiClipNote, MiDriveFile, MiDriveFolder, MiEmoji, MiFlash, MiFlashLike, MiFollowRequest, MiFollowing, MiGalleryLike, MiGalleryPost, MiHashtag, MiInstance, MiMeta, MiModerationLog, MiMuting, MiNote, MiNoteFavorite, MiNoteReaction, MiNoteThreadMuting, MiNoteUnread, MiPage, MiPageLike, MiPasswordResetRequest, MiPoll, MiPollVote, MiPromoNote, MiPromoRead, MiRegistrationTicket, MiRegistryItem, MiRelay, MiRenoteMuting, MiRetentionAggregation, MiRole, MiRoleAssignment, MiSignin, MiSwSubscription, MiUsedUsername, MiUser, MiUserIp, MiUserKeypair, MiUserList, MiUserListFavorite, MiUserListMembership, MiUserMemo, MiUserNotePining, MiUserPending, MiUserProfile, MiUserPublickey, MiUserSecurityKey, MiWebhook, MiBubbleGameRecord, MiReversiGame } from './_.js';
+import { MiRepository, MiAbuseUserReport, MiAccessToken, MiAd, MiAnnouncement, MiAnnouncementRead, MiAntenna, MiApp, MiAuthSession, MiAvatarDecoration, MiBlocking, MiChannel, MiChannelFavorite, MiChannelFollowing, MiClip, MiClipFavorite, MiClipNote, MiDriveFile, MiDriveFolder, MiEmoji, MiFlash, MiFlashLike, MiFollowRequest, MiFollowing, MiGalleryLike, MiGalleryPost, MiHashtag, MiInstance, MiMeta, MiModerationLog, MiMuting, MiNote, MiNoteFavorite, MiNoteReaction, MiNoteThreadMuting, MiNoteUnread, MiPage, MiPageLike, MiPasswordResetRequest, MiPoll, MiPollVote, MiPromoNote, MiPromoRead, MiRegistrationTicket, MiRegistryItem, MiRelay, MiRenoteMuting, MiRetentionAggregation, MiRole, MiRoleAssignment, MiSignin, MiSwSubscription, MiUsedUsername, MiUser, MiUserIp, MiUserKeypair, MiUserList, MiUserListFavorite, MiUserListMembership, MiUserMemo, MiUserNotePining, MiUserPending, MiUserProfile, MiUserPublickey, MiUserSecurityKey, MiWebhook, MiBubbleGameRecord, MiReversiGame, miRepository } from './_.js';
 import type { DataSource } from 'typeorm';
 import type { Provider } from '@nestjs/common';
 
 const $usersRepository: Provider = {
 	provide: DI.usersRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUser),
+	useFactory: (db: DataSource) => db.getRepository(MiUser).extend(miRepository as MiRepository<MiUser>),
 	inject: [DI.db],
 };
 
 const $notesRepository: Provider = {
 	provide: DI.notesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiNote),
+	useFactory: (db: DataSource) => db.getRepository(MiNote).extend(miRepository as MiRepository<MiNote>),
 	inject: [DI.db],
 };
 
 const $announcementsRepository: Provider = {
 	provide: DI.announcementsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiAnnouncement),
+	useFactory: (db: DataSource) => db.getRepository(MiAnnouncement).extend(miRepository as MiRepository<MiAnnouncement>),
 	inject: [DI.db],
 };
 
 const $announcementReadsRepository: Provider = {
 	provide: DI.announcementReadsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiAnnouncementRead),
+	useFactory: (db: DataSource) => db.getRepository(MiAnnouncementRead).extend(miRepository as MiRepository<MiAnnouncementRead>),
 	inject: [DI.db],
 };
 
 const $appsRepository: Provider = {
 	provide: DI.appsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiApp),
+	useFactory: (db: DataSource) => db.getRepository(MiApp).extend(miRepository as MiRepository<MiApp>),
 	inject: [DI.db],
 };
 
 const $avatarDecorationsRepository: Provider = {
 	provide: DI.avatarDecorationsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiAvatarDecoration),
+	useFactory: (db: DataSource) => db.getRepository(MiAvatarDecoration).extend(miRepository as MiRepository<MiAvatarDecoration>),
 	inject: [DI.db],
 };
 
 const $noteFavoritesRepository: Provider = {
 	provide: DI.noteFavoritesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiNoteFavorite),
+	useFactory: (db: DataSource) => db.getRepository(MiNoteFavorite).extend(miRepository as MiRepository<MiNoteFavorite>),
 	inject: [DI.db],
 };
 
 const $noteThreadMutingsRepository: Provider = {
 	provide: DI.noteThreadMutingsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiNoteThreadMuting),
+	useFactory: (db: DataSource) => db.getRepository(MiNoteThreadMuting).extend(miRepository as MiRepository<MiNoteThreadMuting>),
 	inject: [DI.db],
 };
 
 const $noteReactionsRepository: Provider = {
 	provide: DI.noteReactionsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiNoteReaction),
+	useFactory: (db: DataSource) => db.getRepository(MiNoteReaction).extend(miRepository as MiRepository<MiNoteReaction>),
 	inject: [DI.db],
 };
 
 const $noteUnreadsRepository: Provider = {
 	provide: DI.noteUnreadsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiNoteUnread),
+	useFactory: (db: DataSource) => db.getRepository(MiNoteUnread).extend(miRepository as MiRepository<MiNoteUnread>),
 	inject: [DI.db],
 };
 
 const $pollsRepository: Provider = {
 	provide: DI.pollsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiPoll),
+	useFactory: (db: DataSource) => db.getRepository(MiPoll).extend(miRepository as MiRepository<MiPoll>),
 	inject: [DI.db],
 };
 
 const $pollVotesRepository: Provider = {
 	provide: DI.pollVotesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiPollVote),
+	useFactory: (db: DataSource) => db.getRepository(MiPollVote).extend(miRepository as MiRepository<MiPollVote>),
 	inject: [DI.db],
 };
 
 const $userProfilesRepository: Provider = {
 	provide: DI.userProfilesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUserProfile),
+	useFactory: (db: DataSource) => db.getRepository(MiUserProfile).extend(miRepository as MiRepository<MiUserProfile>),
 	inject: [DI.db],
 };
 
 const $userKeypairsRepository: Provider = {
 	provide: DI.userKeypairsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUserKeypair),
+	useFactory: (db: DataSource) => db.getRepository(MiUserKeypair).extend(miRepository as MiRepository<MiUserKeypair>),
 	inject: [DI.db],
 };
 
 const $userPendingsRepository: Provider = {
 	provide: DI.userPendingsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUserPending),
+	useFactory: (db: DataSource) => db.getRepository(MiUserPending).extend(miRepository as MiRepository<MiUserPending>),
 	inject: [DI.db],
 };
 
 const $userSecurityKeysRepository: Provider = {
 	provide: DI.userSecurityKeysRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUserSecurityKey),
+	useFactory: (db: DataSource) => db.getRepository(MiUserSecurityKey).extend(miRepository as MiRepository<MiUserSecurityKey>),
 	inject: [DI.db],
 };
 
 const $userPublickeysRepository: Provider = {
 	provide: DI.userPublickeysRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUserPublickey),
+	useFactory: (db: DataSource) => db.getRepository(MiUserPublickey).extend(miRepository as MiRepository<MiUserPublickey>),
 	inject: [DI.db],
 };
 
 const $userListsRepository: Provider = {
 	provide: DI.userListsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUserList),
+	useFactory: (db: DataSource) => db.getRepository(MiUserList).extend(miRepository as MiRepository<MiUserList>),
 	inject: [DI.db],
 };
 
 const $userListFavoritesRepository: Provider = {
 	provide: DI.userListFavoritesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUserListFavorite),
+	useFactory: (db: DataSource) => db.getRepository(MiUserListFavorite).extend(miRepository as MiRepository<MiUserListFavorite>),
 	inject: [DI.db],
 };
 
 const $userListMembershipsRepository: Provider = {
 	provide: DI.userListMembershipsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUserListMembership),
+	useFactory: (db: DataSource) => db.getRepository(MiUserListMembership).extend(miRepository as MiRepository<MiUserListMembership>),
 	inject: [DI.db],
 };
 
 const $userNotePiningsRepository: Provider = {
 	provide: DI.userNotePiningsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUserNotePining),
+	useFactory: (db: DataSource) => db.getRepository(MiUserNotePining).extend(miRepository as MiRepository<MiUserNotePining>),
 	inject: [DI.db],
 };
 
 const $userIpsRepository: Provider = {
 	provide: DI.userIpsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUserIp),
+	useFactory: (db: DataSource) => db.getRepository(MiUserIp).extend(miRepository as MiRepository<MiUserIp>),
 	inject: [DI.db],
 };
 
 const $usedUsernamesRepository: Provider = {
 	provide: DI.usedUsernamesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUsedUsername),
+	useFactory: (db: DataSource) => db.getRepository(MiUsedUsername).extend(miRepository as MiRepository<MiUsedUsername>),
 	inject: [DI.db],
 };
 
 const $followingsRepository: Provider = {
 	provide: DI.followingsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiFollowing),
+	useFactory: (db: DataSource) => db.getRepository(MiFollowing).extend(miRepository as MiRepository<MiFollowing>),
 	inject: [DI.db],
 };
 
 const $followRequestsRepository: Provider = {
 	provide: DI.followRequestsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiFollowRequest),
+	useFactory: (db: DataSource) => db.getRepository(MiFollowRequest).extend(miRepository as MiRepository<MiFollowRequest>),
 	inject: [DI.db],
 };
 
 const $instancesRepository: Provider = {
 	provide: DI.instancesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiInstance),
+	useFactory: (db: DataSource) => db.getRepository(MiInstance).extend(miRepository as MiRepository<MiInstance>),
 	inject: [DI.db],
 };
 
 const $emojisRepository: Provider = {
 	provide: DI.emojisRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiEmoji),
+	useFactory: (db: DataSource) => db.getRepository(MiEmoji).extend(miRepository as MiRepository<MiEmoji>),
 	inject: [DI.db],
 };
 
 const $driveFilesRepository: Provider = {
 	provide: DI.driveFilesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiDriveFile),
+	useFactory: (db: DataSource) => db.getRepository(MiDriveFile).extend(miRepository as MiRepository<MiDriveFile>),
 	inject: [DI.db],
 };
 
 const $driveFoldersRepository: Provider = {
 	provide: DI.driveFoldersRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiDriveFolder),
+	useFactory: (db: DataSource) => db.getRepository(MiDriveFolder).extend(miRepository as MiRepository<MiDriveFolder>),
 	inject: [DI.db],
 };
 
 const $metasRepository: Provider = {
 	provide: DI.metasRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiMeta),
+	useFactory: (db: DataSource) => db.getRepository(MiMeta).extend(miRepository as MiRepository<MiMeta>),
 	inject: [DI.db],
 };
 
 const $mutingsRepository: Provider = {
 	provide: DI.mutingsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiMuting),
+	useFactory: (db: DataSource) => db.getRepository(MiMuting).extend(miRepository as MiRepository<MiMuting>),
 	inject: [DI.db],
 };
 
 const $renoteMutingsRepository: Provider = {
 	provide: DI.renoteMutingsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiRenoteMuting),
+	useFactory: (db: DataSource) => db.getRepository(MiRenoteMuting).extend(miRepository as MiRepository<MiRenoteMuting>),
 	inject: [DI.db],
 };
 
 const $blockingsRepository: Provider = {
 	provide: DI.blockingsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiBlocking),
+	useFactory: (db: DataSource) => db.getRepository(MiBlocking).extend(miRepository as MiRepository<MiBlocking>),
 	inject: [DI.db],
 };
 
 const $swSubscriptionsRepository: Provider = {
 	provide: DI.swSubscriptionsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiSwSubscription),
+	useFactory: (db: DataSource) => db.getRepository(MiSwSubscription).extend(miRepository as MiRepository<MiSwSubscription>),
 	inject: [DI.db],
 };
 
 const $hashtagsRepository: Provider = {
 	provide: DI.hashtagsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiHashtag),
+	useFactory: (db: DataSource) => db.getRepository(MiHashtag).extend(miRepository as MiRepository<MiHashtag>),
 	inject: [DI.db],
 };
 
 const $abuseUserReportsRepository: Provider = {
 	provide: DI.abuseUserReportsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiAbuseUserReport),
+	useFactory: (db: DataSource) => db.getRepository(MiAbuseUserReport).extend(miRepository as MiRepository<MiAbuseUserReport>),
 	inject: [DI.db],
 };
 
 const $registrationTicketsRepository: Provider = {
 	provide: DI.registrationTicketsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiRegistrationTicket),
+	useFactory: (db: DataSource) => db.getRepository(MiRegistrationTicket).extend(miRepository as MiRepository<MiRegistrationTicket>),
 	inject: [DI.db],
 };
 
 const $authSessionsRepository: Provider = {
 	provide: DI.authSessionsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiAuthSession),
+	useFactory: (db: DataSource) => db.getRepository(MiAuthSession).extend(miRepository as MiRepository<MiAuthSession>),
 	inject: [DI.db],
 };
 
 const $accessTokensRepository: Provider = {
 	provide: DI.accessTokensRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiAccessToken),
+	useFactory: (db: DataSource) => db.getRepository(MiAccessToken).extend(miRepository as MiRepository<MiAccessToken>),
 	inject: [DI.db],
 };
 
 const $signinsRepository: Provider = {
 	provide: DI.signinsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiSignin),
+	useFactory: (db: DataSource) => db.getRepository(MiSignin).extend(miRepository as MiRepository<MiSignin>),
 	inject: [DI.db],
 };
 
 const $pagesRepository: Provider = {
 	provide: DI.pagesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiPage),
+	useFactory: (db: DataSource) => db.getRepository(MiPage).extend(miRepository as MiRepository<MiPage>),
 	inject: [DI.db],
 };
 
 const $pageLikesRepository: Provider = {
 	provide: DI.pageLikesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiPageLike),
+	useFactory: (db: DataSource) => db.getRepository(MiPageLike).extend(miRepository as MiRepository<MiPageLike>),
 	inject: [DI.db],
 };
 
 const $galleryPostsRepository: Provider = {
 	provide: DI.galleryPostsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiGalleryPost),
+	useFactory: (db: DataSource) => db.getRepository(MiGalleryPost).extend(miRepository as MiRepository<MiGalleryPost>),
 	inject: [DI.db],
 };
 
 const $galleryLikesRepository: Provider = {
 	provide: DI.galleryLikesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiGalleryLike),
+	useFactory: (db: DataSource) => db.getRepository(MiGalleryLike).extend(miRepository as MiRepository<MiGalleryLike>),
 	inject: [DI.db],
 };
 
 const $moderationLogsRepository: Provider = {
 	provide: DI.moderationLogsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiModerationLog),
+	useFactory: (db: DataSource) => db.getRepository(MiModerationLog).extend(miRepository as MiRepository<MiModerationLog>),
 	inject: [DI.db],
 };
 
 const $clipsRepository: Provider = {
 	provide: DI.clipsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiClip),
+	useFactory: (db: DataSource) => db.getRepository(MiClip).extend(miRepository as MiRepository<MiClip>),
 	inject: [DI.db],
 };
 
 const $clipNotesRepository: Provider = {
 	provide: DI.clipNotesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiClipNote),
+	useFactory: (db: DataSource) => db.getRepository(MiClipNote).extend(miRepository as MiRepository<MiClipNote>),
 	inject: [DI.db],
 };
 
 const $clipFavoritesRepository: Provider = {
 	provide: DI.clipFavoritesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiClipFavorite),
+	useFactory: (db: DataSource) => db.getRepository(MiClipFavorite).extend(miRepository as MiRepository<MiClipFavorite>),
 	inject: [DI.db],
 };
 
 const $antennasRepository: Provider = {
 	provide: DI.antennasRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiAntenna),
+	useFactory: (db: DataSource) => db.getRepository(MiAntenna).extend(miRepository as MiRepository<MiAntenna>),
 	inject: [DI.db],
 };
 
 const $promoNotesRepository: Provider = {
 	provide: DI.promoNotesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiPromoNote),
+	useFactory: (db: DataSource) => db.getRepository(MiPromoNote).extend(miRepository as MiRepository<MiPromoNote>),
 	inject: [DI.db],
 };
 
 const $promoReadsRepository: Provider = {
 	provide: DI.promoReadsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiPromoRead),
+	useFactory: (db: DataSource) => db.getRepository(MiPromoRead).extend(miRepository as MiRepository<MiPromoRead>),
 	inject: [DI.db],
 };
 
 const $relaysRepository: Provider = {
 	provide: DI.relaysRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiRelay),
+	useFactory: (db: DataSource) => db.getRepository(MiRelay).extend(miRepository as MiRepository<MiRelay>),
 	inject: [DI.db],
 };
 
 const $channelsRepository: Provider = {
 	provide: DI.channelsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiChannel),
+	useFactory: (db: DataSource) => db.getRepository(MiChannel).extend(miRepository as MiRepository<MiChannel>),
 	inject: [DI.db],
 };
 
 const $channelFollowingsRepository: Provider = {
 	provide: DI.channelFollowingsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiChannelFollowing),
+	useFactory: (db: DataSource) => db.getRepository(MiChannelFollowing).extend(miRepository as MiRepository<MiChannelFollowing>),
 	inject: [DI.db],
 };
 
 const $channelFavoritesRepository: Provider = {
 	provide: DI.channelFavoritesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiChannelFavorite),
+	useFactory: (db: DataSource) => db.getRepository(MiChannelFavorite).extend(miRepository as MiRepository<MiChannelFavorite>),
 	inject: [DI.db],
 };
 
 const $registryItemsRepository: Provider = {
 	provide: DI.registryItemsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiRegistryItem),
+	useFactory: (db: DataSource) => db.getRepository(MiRegistryItem).extend(miRepository as MiRepository<MiRegistryItem>),
 	inject: [DI.db],
 };
 
 const $webhooksRepository: Provider = {
 	provide: DI.webhooksRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiWebhook),
+	useFactory: (db: DataSource) => db.getRepository(MiWebhook).extend(miRepository as MiRepository<MiWebhook>),
 	inject: [DI.db],
 };
 
 const $adsRepository: Provider = {
 	provide: DI.adsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiAd),
+	useFactory: (db: DataSource) => db.getRepository(MiAd).extend(miRepository as MiRepository<MiAd>),
 	inject: [DI.db],
 };
 
 const $passwordResetRequestsRepository: Provider = {
 	provide: DI.passwordResetRequestsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiPasswordResetRequest),
+	useFactory: (db: DataSource) => db.getRepository(MiPasswordResetRequest).extend(miRepository as MiRepository<MiPasswordResetRequest>),
 	inject: [DI.db],
 };
 
 const $retentionAggregationsRepository: Provider = {
 	provide: DI.retentionAggregationsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiRetentionAggregation),
+	useFactory: (db: DataSource) => db.getRepository(MiRetentionAggregation).extend(miRepository as MiRepository<MiRetentionAggregation>),
 	inject: [DI.db],
 };
 
 const $flashsRepository: Provider = {
 	provide: DI.flashsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiFlash),
+	useFactory: (db: DataSource) => db.getRepository(MiFlash).extend(miRepository as MiRepository<MiFlash>),
 	inject: [DI.db],
 };
 
 const $flashLikesRepository: Provider = {
 	provide: DI.flashLikesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiFlashLike),
+	useFactory: (db: DataSource) => db.getRepository(MiFlashLike).extend(miRepository as MiRepository<MiFlashLike>),
 	inject: [DI.db],
 };
 
 const $rolesRepository: Provider = {
 	provide: DI.rolesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiRole),
+	useFactory: (db: DataSource) => db.getRepository(MiRole).extend(miRepository as MiRepository<MiRole>),
 	inject: [DI.db],
 };
 
 const $roleAssignmentsRepository: Provider = {
 	provide: DI.roleAssignmentsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiRoleAssignment),
+	useFactory: (db: DataSource) => db.getRepository(MiRoleAssignment).extend(miRepository as MiRepository<MiRoleAssignment>),
 	inject: [DI.db],
 };
 
 const $userMemosRepository: Provider = {
 	provide: DI.userMemosRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiUserMemo),
+	useFactory: (db: DataSource) => db.getRepository(MiUserMemo).extend(miRepository as MiRepository<MiUserMemo>),
 	inject: [DI.db],
 };
 
 const $bubbleGameRecordsRepository: Provider = {
 	provide: DI.bubbleGameRecordsRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiBubbleGameRecord),
+	useFactory: (db: DataSource) => db.getRepository(MiBubbleGameRecord).extend(miRepository as MiRepository<MiBubbleGameRecord>),
 	inject: [DI.db],
 };
 
 const $reversiGamesRepository: Provider = {
 	provide: DI.reversiGamesRepository,
-	useFactory: (db: DataSource) => db.getRepository(MiReversiGame),
+	useFactory: (db: DataSource) => db.getRepository(MiReversiGame).extend(miRepository as MiRepository<MiReversiGame>),
 	inject: [DI.db],
 };
 
diff --git a/packages/backend/src/models/ReversiGame.ts b/packages/backend/src/models/ReversiGame.ts
index c03335dd63..6b29a0ce8c 100644
--- a/packages/backend/src/models/ReversiGame.ts
+++ b/packages/backend/src/models/ReversiGame.ts
@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 import { PrimaryColumn, Entity, Index, JoinColumn, Column, ManyToOne } from 'typeorm';
 import { id } from './util/id.js';
 import { MiUser } from './User.js';
diff --git a/packages/backend/src/models/Role.ts b/packages/backend/src/models/Role.ts
index 058abe3118..a173971b2c 100644
--- a/packages/backend/src/models/Role.ts
+++ b/packages/backend/src/models/Role.ts
@@ -6,69 +6,149 @@
 import { Entity, Column, PrimaryColumn } from 'typeorm';
 import { id } from './util/id.js';
 
+/**
+ * ～かつ～
+ * 複数の条件を同時に満たす場合のみ成立とする
+ */
 type CondFormulaValueAnd = {
 	type: 'and';
 	values: RoleCondFormulaValue[];
 };
 
+/**
+ * ～または～
+ * 複数の条件のうち、いずれかを満たす場合のみ成立とする
+ */
 type CondFormulaValueOr = {
 	type: 'or';
 	values: RoleCondFormulaValue[];
 };
 
+/**
+ * ～ではない
+ * 条件を満たさない場合のみ成立とする
+ */
 type CondFormulaValueNot = {
 	type: 'not';
 	value: RoleCondFormulaValue;
 };
 
+/**
+ * ローカルユーザーのみ成立とする
+ */
 type CondFormulaValueIsLocal = {
 	type: 'isLocal';
 };
 
+/**
+ * リモートユーザーのみ成立とする
+ */
 type CondFormulaValueIsRemote = {
 	type: 'isRemote';
 };
 
+/**
+ * 既に指定のマニュアルロールにアサインされている場合のみ成立とする
+ */
 type CondFormulaValueRoleAssignedTo = {
 	type: 'roleAssignedTo';
 	roleId: string;
 };
 
+/**
+ * サスペンド済みアカウントの場合のみ成立とする
+ */
+type CondFormulaValueIsSuspended = {
+	type: 'isSuspended';
+};
+
+/**
+ * 鍵アカウントの場合のみ成立とする
+ */
+type CondFormulaValueIsLocked = {
+	type: 'isLocked';
+};
+
+/**
+ * botアカウントの場合のみ成立とする
+ */
+type CondFormulaValueIsBot = {
+	type: 'isBot';
+};
+
+/**
+ * 猫アカウントの場合のみ成立とする
+ */
+type CondFormulaValueIsCat = {
+	type: 'isCat';
+};
+
+/**
+ * 「ユーザを見つけやすくする」が有効なアカウントの場合のみ成立とする
+ */
+type CondFormulaValueIsExplorable = {
+	type: 'isExplorable';
+};
+
+/**
+ * ユーザが作成されてから指定期間経過した場合のみ成立とする
+ */
 type CondFormulaValueCreatedLessThan = {
 	type: 'createdLessThan';
 	sec: number;
 };
 
+/**
+ * ユーザが作成されてから指定期間経っていない場合のみ成立とする
+ */
 type CondFormulaValueCreatedMoreThan = {
 	type: 'createdMoreThan';
 	sec: number;
 };
 
+/**
+ * フォロワー数が指定値以下の場合のみ成立とする
+ */
 type CondFormulaValueFollowersLessThanOrEq = {
 	type: 'followersLessThanOrEq';
 	value: number;
 };
 
+/**
+ * フォロワー数が指定値以上の場合のみ成立とする
+ */
 type CondFormulaValueFollowersMoreThanOrEq = {
 	type: 'followersMoreThanOrEq';
 	value: number;
 };
 
+/**
+ * フォロー数が指定値以下の場合のみ成立とする
+ */
 type CondFormulaValueFollowingLessThanOrEq = {
 	type: 'followingLessThanOrEq';
 	value: number;
 };
 
+/**
+ * フォロー数が指定値以上の場合のみ成立とする
+ */
 type CondFormulaValueFollowingMoreThanOrEq = {
 	type: 'followingMoreThanOrEq';
 	value: number;
 };
 
+/**
+ * 投稿数が指定値以下の場合のみ成立とする
+ */
 type CondFormulaValueNotesLessThanOrEq = {
 	type: 'notesLessThanOrEq';
 	value: number;
 };
 
+/**
+ * 投稿数が指定値以上の場合のみ成立とする
+ */
 type CondFormulaValueNotesMoreThanOrEq = {
 	type: 'notesMoreThanOrEq';
 	value: number;
@@ -80,6 +160,11 @@ export type RoleCondFormulaValue = { id: string } & (
 	CondFormulaValueNot |
 	CondFormulaValueIsLocal |
 	CondFormulaValueIsRemote |
+	CondFormulaValueIsSuspended |
+	CondFormulaValueIsLocked |
+	CondFormulaValueIsBot |
+	CondFormulaValueIsCat |
+	CondFormulaValueIsExplorable |
 	CondFormulaValueRoleAssignedTo |
 	CondFormulaValueCreatedLessThan |
 	CondFormulaValueCreatedMoreThan |
diff --git a/packages/backend/src/models/_.ts b/packages/backend/src/models/_.ts
index 43d42d80dd..2e6a41586e 100644
--- a/packages/backend/src/models/_.ts
+++ b/packages/backend/src/models/_.ts
@@ -3,6 +3,13 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 
+import { FindOneOptions, InsertQueryBuilder, ObjectLiteral, Repository, SelectQueryBuilder, TypeORMError } from 'typeorm';
+import { DriverUtils } from 'typeorm/driver/DriverUtils.js';
+import { RelationCountLoader } from 'typeorm/query-builder/relation-count/RelationCountLoader.js';
+import { RelationIdLoader } from 'typeorm/query-builder/relation-id/RelationIdLoader.js';
+import { RawSqlResultsToEntityTransformer } from 'typeorm/query-builder/transformer/RawSqlResultsToEntityTransformer.js';
+import { ObjectUtils } from 'typeorm/util/ObjectUtils.js';
+import { OrmUtils } from 'typeorm/util/OrmUtils.js';
 import { MiAbuseUserReport } from '@/models/AbuseUserReport.js';
 import { MiAccessToken } from '@/models/AccessToken.js';
 import { MiAd } from '@/models/Ad.js';
@@ -70,8 +77,70 @@ import { MiFlashLike } from '@/models/FlashLike.js';
 import { MiUserListFavorite } from '@/models/UserListFavorite.js';
 import { MiBubbleGameRecord } from '@/models/BubbleGameRecord.js';
 import { MiReversiGame } from '@/models/ReversiGame.js';
+import type { QueryDeepPartialEntity } from 'typeorm/query-builder/QueryPartialEntity.js';
 
-import type { Repository } from 'typeorm';
+export interface MiRepository<T extends ObjectLiteral> {
+	createTableColumnNames(this: Repository<T> & MiRepository<T>, queryBuilder: InsertQueryBuilder<T>): string[];
+	createTableColumnNamesWithPrimaryKey(this: Repository<T> & MiRepository<T>, queryBuilder: InsertQueryBuilder<T>): string[];
+	insertOne(this: Repository<T> & MiRepository<T>, entity: QueryDeepPartialEntity<T>, findOptions?: Pick<FindOneOptions<T>, 'relations'>): Promise<T>;
+	selectAliasColumnNames(this: Repository<T> & MiRepository<T>, queryBuilder: InsertQueryBuilder<T>, builder: SelectQueryBuilder<T>): void;
+}
+
+export const miRepository = {
+	createTableColumnNames(queryBuilder) {
+		// @ts-expect-error -- protected
+		const insertedColumns = queryBuilder.getInsertedColumns();
+		if (insertedColumns.length) {
+			return insertedColumns.map(column => column.databaseName);
+		}
+		if (!queryBuilder.expressionMap.mainAlias?.hasMetadata && !queryBuilder.expressionMap.insertColumns.length) {
+			// @ts-expect-error -- protected
+			const valueSets = queryBuilder.getValueSets();
+			if (valueSets.length === 1) {
+				return Object.keys(valueSets[0]);
+			}
+		}
+		return queryBuilder.expressionMap.insertColumns;
+	},
+	createTableColumnNamesWithPrimaryKey(queryBuilder) {
+		const columnNames = this.createTableColumnNames(queryBuilder);
+		if (!columnNames.includes('id')) {
+			columnNames.unshift('id');
+		}
+		return columnNames;
+	},
+	async insertOne(entity, findOptions?) {
+		const queryBuilder = this.createQueryBuilder().insert().values(entity);
+		// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+		const mainAlias = queryBuilder.expressionMap.mainAlias!;
+		const name = mainAlias.name;
+		mainAlias.name = 't';
+		const columnNames = this.createTableColumnNamesWithPrimaryKey(queryBuilder);
+		queryBuilder.returning(columnNames.reduce((a, c) => `${a}, ${queryBuilder.escape(c)}`, '').slice(2));
+		const builder = this.createQueryBuilder().addCommonTableExpression(queryBuilder, 'cte', { columnNames });
+		// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+		builder.expressionMap.mainAlias!.tablePath = 'cte';
+		this.selectAliasColumnNames(queryBuilder, builder);
+		if (findOptions) {
+			builder.setFindOptions(findOptions);
+		}
+		const raw = await builder.execute();
+		mainAlias.name = name;
+		const relationId = await new RelationIdLoader(builder.connection, this.queryRunner, builder.expressionMap.relationIdAttributes).load(raw);
+		const relationCount = await new RelationCountLoader(builder.connection, this.queryRunner, builder.expressionMap.relationCountAttributes).load(raw);
+		const result = new RawSqlResultsToEntityTransformer(builder.expressionMap, builder.connection.driver, relationId, relationCount, this.queryRunner).transform(raw, mainAlias);
+		return result[0];
+	},
+	selectAliasColumnNames(queryBuilder, builder) {
+		let selectOrAddSelect = (selection: string, selectionAliasName?: string) => {
+			selectOrAddSelect = (selection, selectionAliasName) => builder.addSelect(selection, selectionAliasName);
+			return builder.select(selection, selectionAliasName);
+		};
+		for (const columnName of this.createTableColumnNamesWithPrimaryKey(queryBuilder)) {
+			selectOrAddSelect(`${builder.alias}.${columnName}`, `${builder.alias}_${columnName}`);
+		}
+	},
+} satisfies MiRepository<ObjectLiteral>;
 
 export {
 	MiAbuseUserReport,
@@ -143,70 +212,70 @@ export {
 	MiReversiGame,
 };
 
-export type AbuseUserReportsRepository = Repository<MiAbuseUserReport>;
-export type AccessTokensRepository = Repository<MiAccessToken>;
-export type AdsRepository = Repository<MiAd>;
-export type AnnouncementsRepository = Repository<MiAnnouncement>;
-export type AnnouncementReadsRepository = Repository<MiAnnouncementRead>;
-export type AntennasRepository = Repository<MiAntenna>;
-export type AppsRepository = Repository<MiApp>;
-export type AvatarDecorationsRepository = Repository<MiAvatarDecoration>;
-export type AuthSessionsRepository = Repository<MiAuthSession>;
-export type BlockingsRepository = Repository<MiBlocking>;
-export type ChannelFollowingsRepository = Repository<MiChannelFollowing>;
-export type ChannelFavoritesRepository = Repository<MiChannelFavorite>;
-export type ClipsRepository = Repository<MiClip>;
-export type ClipNotesRepository = Repository<MiClipNote>;
-export type ClipFavoritesRepository = Repository<MiClipFavorite>;
-export type DriveFilesRepository = Repository<MiDriveFile>;
-export type DriveFoldersRepository = Repository<MiDriveFolder>;
-export type EmojisRepository = Repository<MiEmoji>;
-export type FollowingsRepository = Repository<MiFollowing>;
-export type FollowRequestsRepository = Repository<MiFollowRequest>;
-export type GalleryLikesRepository = Repository<MiGalleryLike>;
-export type GalleryPostsRepository = Repository<MiGalleryPost>;
-export type HashtagsRepository = Repository<MiHashtag>;
-export type InstancesRepository = Repository<MiInstance>;
-export type MetasRepository = Repository<MiMeta>;
-export type ModerationLogsRepository = Repository<MiModerationLog>;
-export type MutingsRepository = Repository<MiMuting>;
-export type RenoteMutingsRepository = Repository<MiRenoteMuting>;
-export type NotesRepository = Repository<MiNote>;
-export type NoteFavoritesRepository = Repository<MiNoteFavorite>;
-export type NoteReactionsRepository = Repository<MiNoteReaction>;
-export type NoteThreadMutingsRepository = Repository<MiNoteThreadMuting>;
-export type NoteUnreadsRepository = Repository<MiNoteUnread>;
-export type PagesRepository = Repository<MiPage>;
-export type PageLikesRepository = Repository<MiPageLike>;
-export type PasswordResetRequestsRepository = Repository<MiPasswordResetRequest>;
-export type PollsRepository = Repository<MiPoll>;
-export type PollVotesRepository = Repository<MiPollVote>;
-export type PromoNotesRepository = Repository<MiPromoNote>;
-export type PromoReadsRepository = Repository<MiPromoRead>;
-export type RegistrationTicketsRepository = Repository<MiRegistrationTicket>;
-export type RegistryItemsRepository = Repository<MiRegistryItem>;
-export type RelaysRepository = Repository<MiRelay>;
-export type SigninsRepository = Repository<MiSignin>;
-export type SwSubscriptionsRepository = Repository<MiSwSubscription>;
-export type UsedUsernamesRepository = Repository<MiUsedUsername>;
-export type UsersRepository = Repository<MiUser>;
-export type UserIpsRepository = Repository<MiUserIp>;
-export type UserKeypairsRepository = Repository<MiUserKeypair>;
-export type UserListsRepository = Repository<MiUserList>;
-export type UserListFavoritesRepository = Repository<MiUserListFavorite>;
-export type UserListMembershipsRepository = Repository<MiUserListMembership>;
-export type UserNotePiningsRepository = Repository<MiUserNotePining>;
-export type UserPendingsRepository = Repository<MiUserPending>;
-export type UserProfilesRepository = Repository<MiUserProfile>;
-export type UserPublickeysRepository = Repository<MiUserPublickey>;
-export type UserSecurityKeysRepository = Repository<MiUserSecurityKey>;
-export type WebhooksRepository = Repository<MiWebhook>;
-export type ChannelsRepository = Repository<MiChannel>;
-export type RetentionAggregationsRepository = Repository<MiRetentionAggregation>;
-export type RolesRepository = Repository<MiRole>;
-export type RoleAssignmentsRepository = Repository<MiRoleAssignment>;
-export type FlashsRepository = Repository<MiFlash>;
-export type FlashLikesRepository = Repository<MiFlashLike>;
-export type UserMemoRepository = Repository<MiUserMemo>;
-export type BubbleGameRecordsRepository = Repository<MiBubbleGameRecord>;
-export type ReversiGamesRepository = Repository<MiReversiGame>;
+export type AbuseUserReportsRepository = Repository<MiAbuseUserReport> & MiRepository<MiAbuseUserReport>;
+export type AccessTokensRepository = Repository<MiAccessToken> & MiRepository<MiAccessToken>;
+export type AdsRepository = Repository<MiAd> & MiRepository<MiAd>;
+export type AnnouncementsRepository = Repository<MiAnnouncement> & MiRepository<MiAnnouncement>;
+export type AnnouncementReadsRepository = Repository<MiAnnouncementRead> & MiRepository<MiAnnouncementRead>;
+export type AntennasRepository = Repository<MiAntenna> & MiRepository<MiAntenna>;
+export type AppsRepository = Repository<MiApp> & MiRepository<MiApp>;
+export type AvatarDecorationsRepository = Repository<MiAvatarDecoration> & MiRepository<MiAvatarDecoration>;
+export type AuthSessionsRepository = Repository<MiAuthSession> & MiRepository<MiAuthSession>;
+export type BlockingsRepository = Repository<MiBlocking> & MiRepository<MiBlocking>;
+export type ChannelFollowingsRepository = Repository<MiChannelFollowing> & MiRepository<MiChannelFollowing>;
+export type ChannelFavoritesRepository = Repository<MiChannelFavorite> & MiRepository<MiChannelFavorite>;
+export type ClipsRepository = Repository<MiClip> & MiRepository<MiClip>;
+export type ClipNotesRepository = Repository<MiClipNote> & MiRepository<MiClipNote>;
+export type ClipFavoritesRepository = Repository<MiClipFavorite> & MiRepository<MiClipFavorite>;
+export type DriveFilesRepository = Repository<MiDriveFile> & MiRepository<MiDriveFile>;
+export type DriveFoldersRepository = Repository<MiDriveFolder> & MiRepository<MiDriveFolder>;
+export type EmojisRepository = Repository<MiEmoji> & MiRepository<MiEmoji>;
+export type FollowingsRepository = Repository<MiFollowing> & MiRepository<MiFollowing>;
+export type FollowRequestsRepository = Repository<MiFollowRequest> & MiRepository<MiFollowRequest>;
+export type GalleryLikesRepository = Repository<MiGalleryLike> & MiRepository<MiGalleryLike>;
+export type GalleryPostsRepository = Repository<MiGalleryPost> & MiRepository<MiGalleryPost>;
+export type HashtagsRepository = Repository<MiHashtag> & MiRepository<MiHashtag>;
+export type InstancesRepository = Repository<MiInstance> & MiRepository<MiInstance>;
+export type MetasRepository = Repository<MiMeta> & MiRepository<MiMeta>;
+export type ModerationLogsRepository = Repository<MiModerationLog> & MiRepository<MiModerationLog>;
+export type MutingsRepository = Repository<MiMuting> & MiRepository<MiMuting>;
+export type RenoteMutingsRepository = Repository<MiRenoteMuting> & MiRepository<MiRenoteMuting>;
+export type NotesRepository = Repository<MiNote> & MiRepository<MiNote>;
+export type NoteFavoritesRepository = Repository<MiNoteFavorite> & MiRepository<MiNoteFavorite>;
+export type NoteReactionsRepository = Repository<MiNoteReaction> & MiRepository<MiNoteReaction>;
+export type NoteThreadMutingsRepository = Repository<MiNoteThreadMuting> & MiRepository<MiNoteThreadMuting>;
+export type NoteUnreadsRepository = Repository<MiNoteUnread> & MiRepository<MiNoteUnread>;
+export type PagesRepository = Repository<MiPage> & MiRepository<MiPage>;
+export type PageLikesRepository = Repository<MiPageLike> & MiRepository<MiPageLike>;
+export type PasswordResetRequestsRepository = Repository<MiPasswordResetRequest> & MiRepository<MiPasswordResetRequest>;
+export type PollsRepository = Repository<MiPoll> & MiRepository<MiPoll>;
+export type PollVotesRepository = Repository<MiPollVote> & MiRepository<MiPollVote>;
+export type PromoNotesRepository = Repository<MiPromoNote> & MiRepository<MiPromoNote>;
+export type PromoReadsRepository = Repository<MiPromoRead> & MiRepository<MiPromoRead>;
+export type RegistrationTicketsRepository = Repository<MiRegistrationTicket> & MiRepository<MiRegistrationTicket>;
+export type RegistryItemsRepository = Repository<MiRegistryItem> & MiRepository<MiRegistryItem>;
+export type RelaysRepository = Repository<MiRelay> & MiRepository<MiRelay>;
+export type SigninsRepository = Repository<MiSignin> & MiRepository<MiSignin>;
+export type SwSubscriptionsRepository = Repository<MiSwSubscription> & MiRepository<MiSwSubscription>;
+export type UsedUsernamesRepository = Repository<MiUsedUsername> & MiRepository<MiUsedUsername>;
+export type UsersRepository = Repository<MiUser> & MiRepository<MiUser>;
+export type UserIpsRepository = Repository<MiUserIp> & MiRepository<MiUserIp>;
+export type UserKeypairsRepository = Repository<MiUserKeypair> & MiRepository<MiUserKeypair>;
+export type UserListsRepository = Repository<MiUserList> & MiRepository<MiUserList>;
+export type UserListFavoritesRepository = Repository<MiUserListFavorite> & MiRepository<MiUserListFavorite>;
+export type UserListMembershipsRepository = Repository<MiUserListMembership> & MiRepository<MiUserListMembership>;
+export type UserNotePiningsRepository = Repository<MiUserNotePining> & MiRepository<MiUserNotePining>;
+export type UserPendingsRepository = Repository<MiUserPending> & MiRepository<MiUserPending>;
+export type UserProfilesRepository = Repository<MiUserProfile> & MiRepository<MiUserProfile>;
+export type UserPublickeysRepository = Repository<MiUserPublickey> & MiRepository<MiUserPublickey>;
+export type UserSecurityKeysRepository = Repository<MiUserSecurityKey> & MiRepository<MiUserSecurityKey>;
+export type WebhooksRepository = Repository<MiWebhook> & MiRepository<MiWebhook>;
+export type ChannelsRepository = Repository<MiChannel> & MiRepository<MiChannel>;
+export type RetentionAggregationsRepository = Repository<MiRetentionAggregation> & MiRepository<MiRetentionAggregation>;
+export type RolesRepository = Repository<MiRole> & MiRepository<MiRole>;
+export type RoleAssignmentsRepository = Repository<MiRoleAssignment> & MiRepository<MiRoleAssignment>;
+export type FlashsRepository = Repository<MiFlash> & MiRepository<MiFlash>;
+export type FlashLikesRepository = Repository<MiFlashLike> & MiRepository<MiFlashLike>;
+export type UserMemoRepository = Repository<MiUserMemo> & MiRepository<MiUserMemo>;
+export type BubbleGameRecordsRepository = Repository<MiBubbleGameRecord> & MiRepository<MiBubbleGameRecord>;
+export type ReversiGamesRepository = Repository<MiReversiGame> & MiRepository<MiReversiGame>;
diff --git a/packages/backend/src/models/json-schema/antenna.ts b/packages/backend/src/models/json-schema/antenna.ts
index 74622b6193..b5b9a5b42c 100644
--- a/packages/backend/src/models/json-schema/antenna.ts
+++ b/packages/backend/src/models/json-schema/antenna.ts
@@ -72,9 +72,10 @@ export const packedAntennaSchema = {
 			optional: false, nullable: false,
 			default: false,
 		},
-		notify: {
+		excludeBots: {
 			type: 'boolean',
 			optional: false, nullable: false,
+			default: false,
 		},
 		withReplies: {
 			type: 'boolean',
@@ -94,5 +95,10 @@ export const packedAntennaSchema = {
 			optional: false, nullable: false,
 			default: false,
 		},
+		notify: {
+			type: 'boolean',
+			optional: false, nullable: false,
+			default: false,
+		},
 	},
 } as const;
diff --git a/packages/backend/src/models/json-schema/clip.ts b/packages/backend/src/models/json-schema/clip.ts
index ca4886c978..c4e7055cd8 100644
--- a/packages/backend/src/models/json-schema/clip.ts
+++ b/packages/backend/src/models/json-schema/clip.ts
@@ -52,5 +52,9 @@ export const packedClipSchema = {
 			type: 'boolean',
 			optional: true, nullable: false,
 		},
+		notesCount: {
+			type: 'integer',
+			optional: true, nullable: false,
+		},
 	},
 } as const;
diff --git a/packages/backend/src/models/json-schema/federation-instance.ts b/packages/backend/src/models/json-schema/federation-instance.ts
index 42d98fe523..ed40d405c6 100644
--- a/packages/backend/src/models/json-schema/federation-instance.ts
+++ b/packages/backend/src/models/json-schema/federation-instance.ts
@@ -45,6 +45,11 @@ export const packedFederationInstanceSchema = {
 			type: 'boolean',
 			optional: false, nullable: false,
 		},
+		suspensionState: {
+			type: 'string',
+			nullable: false, optional: false,
+			enum: ['none', 'manuallySuspended', 'goneSuspended', 'autoSuspendedForNotResponding'],
+		},
 		isBlocked: {
 			type: 'boolean',
 			optional: false, nullable: false,
diff --git a/packages/backend/src/models/json-schema/meta.ts b/packages/backend/src/models/json-schema/meta.ts
index 17789f3b46..e7bc6356e5 100644
--- a/packages/backend/src/models/json-schema/meta.ts
+++ b/packages/backend/src/models/json-schema/meta.ts
@@ -207,6 +207,10 @@ export const packedMetaLiteSchema = {
 			type: 'string',
 			optional: false, nullable: false,
 		},
+		enableUrlPreview: {
+			type: 'boolean',
+			optional: false, nullable: false,
+		},
 		backgroundImageUrl: {
 			type: 'string',
 			optional: false, nullable: true,
@@ -223,6 +227,10 @@ export const packedMetaLiteSchema = {
 			type: 'string',
 			optional: false, nullable: true,
 		},
+		inquiryUrl: {
+			type: 'string',
+			optional: false, nullable: true,
+		},
 		serverRules: {
 			type: 'array',
 			optional: false, nullable: false,
diff --git a/packages/backend/src/models/json-schema/note.ts b/packages/backend/src/models/json-schema/note.ts
index bb4ccc7ee4..2641161c8b 100644
--- a/packages/backend/src/models/json-schema/note.ts
+++ b/packages/backend/src/models/json-schema/note.ts
@@ -223,6 +223,10 @@ export const packedNoteSchema = {
 				}],
 			},
 		},
+		reactionCount: {
+			type: 'number',
+			optional: false, nullable: false,
+		},
 		renoteCount: {
 			type: 'number',
 			optional: false, nullable: false,
diff --git a/packages/backend/src/models/json-schema/role.ts b/packages/backend/src/models/json-schema/role.ts
index c770250503..d9987a70c3 100644
--- a/packages/backend/src/models/json-schema/role.ts
+++ b/packages/backend/src/models/json-schema/role.ts
@@ -57,6 +57,20 @@ export const packedRoleCondFormulaValueIsLocalOrRemoteSchema = {
 	},
 } as const;
 
+export const packedRoleCondFormulaValueUserSettingBooleanSchema = {
+	type: 'object',
+	properties: {
+		id: {
+			type: 'string', optional: false,
+		},
+		type: {
+			type: 'string',
+			nullable: false, optional: false,
+			enum: ['isSuspended', 'isLocked', 'isBot', 'isCat', 'isExplorable'],
+		},
+	},
+} as const;
+
 export const packedRoleCondFormulaValueAssignedRoleSchema = {
 	type: 'object',
 	properties: {
@@ -136,6 +150,9 @@ export const packedRoleCondFormulaValueSchema = {
 			ref: 'RoleCondFormulaValueIsLocalOrRemote',
 		},
 		{
+			ref: 'RoleCondFormulaValueUserSettingBooleanSchema',
+		},
+		{
 			ref: 'RoleCondFormulaValueAssignedRole',
 		},
 		{
diff --git a/packages/backend/src/models/json-schema/signin.ts b/packages/backend/src/models/json-schema/signin.ts
index d27d2490c5..45732a742b 100644
--- a/packages/backend/src/models/json-schema/signin.ts
+++ b/packages/backend/src/models/json-schema/signin.ts
@@ -1,3 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
 export const packedSigninSchema = {
 	type: 'object',
 	properties: {
diff --git a/packages/backend/src/queue/processors/CleanRemoteFilesProcessorService.ts b/packages/backend/src/queue/processors/CleanRemoteFilesProcessorService.ts
index 917de8b72c..728fc9e72b 100644
--- a/packages/backend/src/queue/processors/CleanRemoteFilesProcessorService.ts
+++ b/packages/backend/src/queue/processors/CleanRemoteFilesProcessorService.ts
@@ -63,7 +63,7 @@ export class CleanRemoteFilesProcessorService {
 				isLink: false,
 			});
 
-			job.updateProgress(deletedCount / total);
+			job.updateProgress(100 / total * deletedCount);
 		}
 
 		this.logger.succ('All cached remote files has been deleted.');
diff --git a/packages/backend/src/queue/processors/DeliverProcessorService.ts b/packages/backend/src/queue/processors/DeliverProcessorService.ts
index 5fed070929..b73195afc3 100644
--- a/packages/backend/src/queue/processors/DeliverProcessorService.ts
+++ b/packages/backend/src/queue/processors/DeliverProcessorService.ts
@@ -5,6 +5,7 @@
 
 import { Inject, Injectable } from '@nestjs/common';
 import * as Bull from 'bullmq';
+import { Not } from 'typeorm';
 import { DI } from '@/di-symbols.js';
 import type { InstancesRepository } from '@/models/_.js';
 import type Logger from '@/logger.js';
@@ -62,7 +63,7 @@ export class DeliverProcessorService {
 		if (suspendedHosts == null) {
 			suspendedHosts = await this.instancesRepository.find({
 				where: {
-					isSuspended: true,
+					suspensionState: Not('none'),
 				},
 			});
 			this.suspendedHostsCache.set(suspendedHosts);
@@ -79,6 +80,7 @@ export class DeliverProcessorService {
 				if (i.isNotResponding) {
 					this.federatedInstanceService.update(i.id, {
 						isNotResponding: false,
+						notRespondingSince: null,
 					});
 				}
 
@@ -98,7 +100,15 @@ export class DeliverProcessorService {
 				if (!i.isNotResponding) {
 					this.federatedInstanceService.update(i.id, {
 						isNotResponding: true,
+						notRespondingSince: new Date(),
 					});
+				} else if (i.notRespondingSince) {
+					// 1週間以上不通ならサスペンド
+					if (i.suspensionState === 'none' && i.notRespondingSince.getTime() <= Date.now() - 1000 * 60 * 60 * 24 * 7) {
+						this.federatedInstanceService.update(i.id, {
+							suspensionState: 'autoSuspendedForNotResponding',
+						});
+					}
 				}
 
 				this.apRequestChart.deliverFail();
@@ -116,7 +126,7 @@ export class DeliverProcessorService {
 					if (job.data.isSharedInbox && res.statusCode === 410) {
 						this.federatedInstanceService.fetch(host).then(i => {
 							this.federatedInstanceService.update(i.id, {
-								isSuspended: true,
+								suspensionState: 'goneSuspended',
 							});
 						});
 						throw new Bull.UnrecoverableError(`${host} is gone`);
diff --git a/packages/backend/src/queue/processors/ExportAntennasProcessorService.ts b/packages/backend/src/queue/processors/ExportAntennasProcessorService.ts
index af48bad417..88c4ea29c0 100644
--- a/packages/backend/src/queue/processors/ExportAntennasProcessorService.ts
+++ b/packages/backend/src/queue/processors/ExportAntennasProcessorService.ts
@@ -81,9 +81,9 @@ export class ExportAntennasProcessorService {
 					}) : null,
 					caseSensitive: antenna.caseSensitive,
 					localOnly: antenna.localOnly,
+					excludeBots: antenna.excludeBots,
 					withReplies: antenna.withReplies,
 					withFile: antenna.withFile,
-					notify: antenna.notify,
 				}));
 				if (antennas.length - 1 !== index) {
 					write(', ');
diff --git a/packages/backend/src/queue/processors/ImportAntennasProcessorService.ts b/packages/backend/src/queue/processors/ImportAntennasProcessorService.ts
index 951b560597..9c033b73e2 100644
--- a/packages/backend/src/queue/processors/ImportAntennasProcessorService.ts
+++ b/packages/backend/src/queue/processors/ImportAntennasProcessorService.ts
@@ -44,11 +44,11 @@ const validate = new Ajv().compile({
 		} },
 		caseSensitive: { type: 'boolean' },
 		localOnly: { type: 'boolean' },
+		excludeBots: { type: 'boolean' },
 		withReplies: { type: 'boolean' },
 		withFile: { type: 'boolean' },
-		notify: { type: 'boolean' },
 	},
-	required: ['name', 'src', 'keywords', 'excludeKeywords', 'users', 'caseSensitive', 'withReplies', 'withFile', 'notify'],
+	required: ['name', 'src', 'keywords', 'excludeKeywords', 'users', 'caseSensitive', 'withReplies', 'withFile'],
 });
 
 @Injectable()
@@ -76,7 +76,7 @@ export class ImportAntennasProcessorService {
 					this.logger.warn('Validation Failed');
 					continue;
 				}
-				const result = await this.antennasRepository.insert({
+				const result = await this.antennasRepository.insertOne({
 					id: this.idService.gen(now.getTime()),
 					lastUsedAt: now,
 					userId: job.data.user.id,
@@ -88,10 +88,10 @@ export class ImportAntennasProcessorService {
 					users: (antenna.src === 'list' && antenna.userListAccts !== null ? antenna.userListAccts : antenna.users).filter(Boolean),
 					caseSensitive: antenna.caseSensitive,
 					localOnly: antenna.localOnly,
+					excludeBots: antenna.excludeBots,
 					withReplies: antenna.withReplies,
 					withFile: antenna.withFile,
-					notify: antenna.notify,
-				}).then(x => this.antennasRepository.findOneByOrFail(x.identifiers[0]));
+				});
 				this.logger.succ('Antenna created: ' + result.id);
 				this.globalEventService.publishInternalEvent('antennaCreated', result);
 			}
diff --git a/packages/backend/src/queue/processors/ImportUserListsProcessorService.ts b/packages/backend/src/queue/processors/ImportUserListsProcessorService.ts
index a5992c28c8..db9255b35d 100644
--- a/packages/backend/src/queue/processors/ImportUserListsProcessorService.ts
+++ b/packages/backend/src/queue/processors/ImportUserListsProcessorService.ts
@@ -79,11 +79,11 @@ export class ImportUserListsProcessorService {
 				});
 
 				if (list == null) {
-					list = await this.userListsRepository.insert({
+					list = await this.userListsRepository.insertOne({
 						id: this.idService.gen(),
 						userId: user.id,
 						name: listName,
-					}).then(x => this.userListsRepository.findOneByOrFail(x.identifiers[0]));
+					});
 				}
 
 				let target = this.utilityService.isSelfHost(host!) ? await this.usersRepository.findOneBy({
diff --git a/packages/backend/src/queue/processors/InboxProcessorService.ts b/packages/backend/src/queue/processors/InboxProcessorService.ts
index 3addead058..fa7009f8f5 100644
--- a/packages/backend/src/queue/processors/InboxProcessorService.ts
+++ b/packages/backend/src/queue/processors/InboxProcessorService.ts
@@ -15,13 +15,14 @@ import InstanceChart from '@/core/chart/charts/instance.js';
 import ApRequestChart from '@/core/chart/charts/ap-request.js';
 import FederationChart from '@/core/chart/charts/federation.js';
 import { getApId } from '@/core/activitypub/type.js';
+import type { IActivity } from '@/core/activitypub/type.js';
 import type { MiRemoteUser } from '@/models/User.js';
 import type { MiUserPublickey } from '@/models/UserPublickey.js';
 import { ApDbResolverService } from '@/core/activitypub/ApDbResolverService.js';
 import { StatusError } from '@/misc/status-error.js';
 import { UtilityService } from '@/core/UtilityService.js';
 import { ApPersonService } from '@/core/activitypub/models/ApPersonService.js';
-import { LdSignatureService } from '@/core/activitypub/LdSignatureService.js';
+import { JsonLdService } from '@/core/activitypub/JsonLdService.js';
 import { ApInboxService } from '@/core/activitypub/ApInboxService.js';
 import { bindThis } from '@/decorators.js';
 import { IdentifiableError } from '@/misc/identifiable-error.js';
@@ -38,7 +39,7 @@ export class InboxProcessorService {
 		private apInboxService: ApInboxService,
 		private federatedInstanceService: FederatedInstanceService,
 		private fetchInstanceMetadataService: FetchInstanceMetadataService,
-		private ldSignatureService: LdSignatureService,
+		private jsonLdService: JsonLdService,
 		private apPersonService: ApPersonService,
 		private apDbResolverService: ApDbResolverService,
 		private instanceChart: InstanceChart,
@@ -52,7 +53,7 @@ export class InboxProcessorService {
 	@bindThis
 	public async process(job: Bull.Job<InboxJobData>): Promise<string> {
 		const signature = job.data.signature;	// HTTP-signature
-		const activity = job.data.activity;
+		let activity = job.data.activity;
 
 		//#region Log
 		const info = Object.assign({}, activity);
@@ -110,20 +111,21 @@ export class InboxProcessorService {
 		// また、signatureのsignerは、activity.actorと一致する必要がある
 		if (!httpSignatureValidated || authUser.user.uri !== activity.actor) {
 			// 一致しなくても、でもLD-Signatureがありそうならそっちも見る
-			if (activity.signature) {
-				if (activity.signature.type !== 'RsaSignature2017') {
-					throw new Bull.UnrecoverableError(`skip: unsupported LD-signature type ${activity.signature.type}`);
+			const ldSignature = activity.signature;
+			if (ldSignature) {
+				if (ldSignature.type !== 'RsaSignature2017') {
+					throw new Bull.UnrecoverableError(`skip: unsupported LD-signature type ${ldSignature.type}`);
 				}
 
-				// activity.signature.creator: https://example.oom/users/user#main-key
+				// ldSignature.creator: https://example.oom/users/user#main-key
 				// みたいになっててUserを引っ張れば公開キーも入ることを期待する
-				if (activity.signature.creator) {
-					const candicate = activity.signature.creator.replace(/#.*/, '');
+				if (ldSignature.creator) {
+					const candicate = ldSignature.creator.replace(/#.*/, '');
 					await this.apPersonService.resolvePerson(candicate).catch(() => null);
 				}
 
 				// keyIdからLD-Signatureのユーザーを取得
-				authUser = await this.apDbResolverService.getAuthUserFromKeyId(activity.signature.creator);
+				authUser = await this.apDbResolverService.getAuthUserFromKeyId(ldSignature.creator);
 				if (authUser == null) {
 					throw new Bull.UnrecoverableError('skip: LD-Signatureのユーザーが取得できませんでした');
 				}
@@ -132,13 +134,31 @@ export class InboxProcessorService {
 					throw new Bull.UnrecoverableError('skip: LD-SignatureのユーザーはpublicKeyを持っていませんでした');
 				}
 
+				const jsonLd = this.jsonLdService.use();
+
 				// LD-Signature検証
-				const ldSignature = this.ldSignatureService.use();
-				const verified = await ldSignature.verifyRsaSignature2017(activity, authUser.key.keyPem).catch(() => false);
+				const verified = await jsonLd.verifyRsaSignature2017(activity, authUser.key.keyPem).catch(() => false);
 				if (!verified) {
 					throw new Bull.UnrecoverableError('skip: LD-Signatureの検証に失敗しました');
 				}
 
+				// アクティビティを正規化
+				delete activity.signature;
+				try {
+					activity = await jsonLd.compact(activity) as IActivity;
+				} catch (e) {
+					throw new Bull.UnrecoverableError(`skip: failed to compact activity: ${e}`);
+				}
+				// TODO: 元のアクティビティと非互換な形に正規化される場合は転送をスキップする
+				// https://github.com/mastodon/mastodon/blob/664b0ca/app/services/activitypub/process_collection_service.rb#L24-L29
+				activity.signature = ldSignature;
+
+				//#region Log
+				const compactedInfo = Object.assign({}, activity);
+				delete compactedInfo['@context'];
+				this.logger.debug(`compacted: ${JSON.stringify(compactedInfo, null, 2)}`);
+				//#endregion
+
 				// もう一度actorチェック
 				if (authUser.user.uri !== activity.actor) {
 					throw new Bull.UnrecoverableError(`skip: LD-Signature user(${authUser.user.uri}) !== activity.actor(${activity.actor})`);
@@ -168,6 +188,8 @@ export class InboxProcessorService {
 			this.federatedInstanceService.update(i.id, {
 				latestRequestReceivedAt: new Date(),
 				isNotResponding: false,
+				// もしサーバーが死んでるために配信が止まっていた場合には自動的に復活させてあげる
+				suspensionState: i.suspensionState === 'autoSuspendedForNotResponding' ? 'none' : undefined,
 			});
 
 			this.fetchInstanceMetadataService.fetchInstanceMetadata(i);
@@ -182,13 +204,22 @@ export class InboxProcessorService {
 
 		// アクティビティを処理
 		try {
-			await this.apInboxService.performActivity(authUser.user, activity);
+			const result = await this.apInboxService.performActivity(authUser.user, activity);
+			if (result && !result.startsWith('ok')) {
+				this.logger.warn(`inbox activity ignored (maybe): id=${activity.id} reason=${result}`);
+				return result;
+			}
 		} catch (e) {
 			if (e instanceof IdentifiableError) {
 				if (e.id === '689ee33f-f97c-479a-ac49-1b9f8140af99') {
 					return 'blocked notes with prohibited words';
 				}
-				if (e.id === '85ab9bd7-3a41-4530-959d-f07073900109') return 'actor has been suspended';
+				if (e.id === '85ab9bd7-3a41-4530-959d-f07073900109') {
+					return 'actor has been suspended';
+				}
+				if (e.id === 'd450b8a9-48e4-4dab-ae36-f4db763fda7c') { // invalid Note
+					return e.message;
+				}
 			}
 			throw e;
 		}
diff --git a/packages/backend/src/server/ActivityPubServerService.ts b/packages/backend/src/server/ActivityPubServerService.ts
index 60366dd5c2..3255d64621 100644
--- a/packages/backend/src/server/ActivityPubServerService.ts
+++ b/packages/backend/src/server/ActivityPubServerService.ts
@@ -28,7 +28,7 @@ import { UtilityService } from '@/core/UtilityService.js';
 import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import { bindThis } from '@/decorators.js';
 import { IActivity } from '@/core/activitypub/type.js';
-import { isPureRenote } from '@/misc/is-pure-renote.js';
+import { isQuote, isRenote } from '@/misc/is-renote.js';
 import type { FastifyInstance, FastifyRequest, FastifyReply, FastifyPluginOptions, FastifyBodyParser } from 'fastify';
 import type { FindOptionsWhere } from 'typeorm';
 
@@ -91,7 +91,7 @@ export class ActivityPubServerService {
 	 */
 	@bindThis
 	private async packActivity(note: MiNote): Promise<any> {
-		if (isPureRenote(note)) {
+		if (isRenote(note) && !isQuote(note)) {
 			const renote = await this.notesRepository.findOneByOrFail({ id: note.renoteId });
 			return this.apRendererService.renderAnnounce(renote.uri ? renote.uri : `${this.config.url}/notes/${renote.id}`, note);
 		}
diff --git a/packages/backend/src/server/FileServerService.ts b/packages/backend/src/server/FileServerService.ts
index f51d7aebca..9db3aa1bfb 100644
--- a/packages/backend/src/server/FileServerService.ts
+++ b/packages/backend/src/server/FileServerService.ts
@@ -194,6 +194,7 @@ export class FileServerService {
 						reply.header('Content-Range', `bytes ${start}-${end}/${file.file.size}`);
 						reply.header('Accept-Ranges', 'bytes');
 						reply.header('Content-Length', chunksize);
+						reply.code(206);
 					} else {
 						image = {
 							data: fs.createReadStream(file.path),
@@ -213,6 +214,8 @@ export class FileServerService {
 				}
 
 				reply.header('Content-Type', FILE_TYPE_BROWSERSAFE.includes(image.type) ? image.type : 'application/octet-stream');
+				reply.header('Content-Length', file.file.size);
+				reply.header('Cache-Control', 'max-age=31536000, immutable');
 				reply.header('Content-Disposition',
 					contentDisposition(
 						'inline',
@@ -255,6 +258,7 @@ export class FileServerService {
 				return fs.createReadStream(file.path);
 			} else {
 				reply.header('Content-Type', FILE_TYPE_BROWSERSAFE.includes(file.file.type) ? file.file.type : 'application/octet-stream');
+				reply.header('Content-Length', file.file.size);
 				reply.header('Cache-Control', 'max-age=31536000, immutable');
 				reply.header('Content-Disposition', contentDisposition('inline', file.filename));
 
@@ -263,7 +267,6 @@ export class FileServerService {
 					const parts = range.replace(/bytes=/, '').split('-');
 					const start = parseInt(parts[0], 10);
 					let end = parts[1] ? parseInt(parts[1], 10) : file.file.size - 1;
-					console.log(end);
 					if (end > file.file.size) {
 						end = file.file.size - 1;
 					}
@@ -433,6 +436,7 @@ export class FileServerService {
 					reply.header('Content-Range', `bytes ${start}-${end}/${file.file.size}`);
 					reply.header('Accept-Ranges', 'bytes');
 					reply.header('Content-Length', chunksize);
+					reply.code(206);
 				} else {
 					image = {
 						data: fs.createReadStream(file.path),
@@ -529,6 +533,7 @@ export class FileServerService {
 		if (!file.storedInternal) {
 			if (!(file.isLink && file.uri)) return '204';
 			const result = await this.downloadAndDetectTypeFromUrl(file.uri);
+			file.size = (await fs.promises.stat(result.path)).size;	// DB file.sizeは正確とは限らないので
 			return {
 				...result,
 				url: file.uri,
diff --git a/packages/backend/src/server/HealthServerService.ts b/packages/backend/src/server/HealthServerService.ts
new file mode 100644
index 0000000000..2c3ed85925
--- /dev/null
+++ b/packages/backend/src/server/HealthServerService.ts
@@ -0,0 +1,54 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { Inject, Injectable } from '@nestjs/common';
+import * as Redis from 'ioredis';
+import { DataSource } from 'typeorm';
+import { bindThis } from '@/decorators.js';
+import { DI } from '@/di-symbols.js';
+import { readyRef } from '@/boot/ready.js';
+import type { FastifyInstance, FastifyPluginOptions } from 'fastify';
+import type { MeiliSearch } from 'meilisearch';
+
+@Injectable()
+export class HealthServerService {
+	constructor(
+		@Inject(DI.redis)
+		private redis: Redis.Redis,
+
+		@Inject(DI.redisForPub)
+		private redisForPub: Redis.Redis,
+
+		@Inject(DI.redisForSub)
+		private redisForSub: Redis.Redis,
+
+		@Inject(DI.redisForTimelines)
+		private redisForTimelines: Redis.Redis,
+
+		@Inject(DI.db)
+		private db: DataSource,
+
+		@Inject(DI.meilisearch)
+		private meilisearch: MeiliSearch | null,
+	) {}
+
+	@bindThis
+	public createServer(fastify: FastifyInstance, options: FastifyPluginOptions, done: (err?: Error) => void) {
+		fastify.get('/', async (request, reply) => {
+			reply.code(await Promise.all([
+				new Promise<void>((resolve, reject) => readyRef.value ? resolve() : reject()),
+				this.redis.ping(),
+				this.redisForPub.ping(),
+				this.redisForSub.ping(),
+				this.redisForTimelines.ping(),
+				this.db.query('SELECT 1'),
+				...(this.meilisearch ? [this.meilisearch.health()] : []),
+			]).then(() => 200, () => 503));
+			reply.header('Cache-Control', 'no-store');
+		});
+
+		done();
+	}
+}
diff --git a/packages/backend/src/server/NodeinfoServerService.ts b/packages/backend/src/server/NodeinfoServerService.ts
index c1e5af08c9..cc18997fdc 100644
--- a/packages/backend/src/server/NodeinfoServerService.ts
+++ b/packages/backend/src/server/NodeinfoServerService.ts
@@ -37,12 +37,12 @@ export class NodeinfoServerService {
 	@bindThis
 	public getLinks() {
 		return [{
-				rel: 'http://nodeinfo.diaspora.software/ns/schema/2.1',
-				href: this.config.url + nodeinfo2_1path
-			}, {
-				rel: 'http://nodeinfo.diaspora.software/ns/schema/2.0',
-				href: this.config.url + nodeinfo2_0path,
-			}];
+			rel: 'http://nodeinfo.diaspora.software/ns/schema/2.1',
+			href: this.config.url + nodeinfo2_1path,
+		}, {
+			rel: 'http://nodeinfo.diaspora.software/ns/schema/2.0',
+			href: this.config.url + nodeinfo2_0path,
+		}];
 	}
 
 	@bindThis
@@ -108,6 +108,7 @@ export class NodeinfoServerService {
 					langs: meta.langs,
 					tosUrl: meta.termsOfServiceUrl,
 					privacyPolicyUrl: meta.privacyPolicyUrl,
+					inquiryUrl: meta.inquiryUrl,
 					impressumUrl: meta.impressumUrl,
 					repositoryUrl: meta.repositoryUrl,
 					feedbackUrl: meta.feedbackUrl,
diff --git a/packages/backend/src/server/ServerModule.ts b/packages/backend/src/server/ServerModule.ts
index f43968d236..12d5061985 100644
--- a/packages/backend/src/server/ServerModule.ts
+++ b/packages/backend/src/server/ServerModule.ts
@@ -8,6 +8,7 @@ import { EndpointsModule } from '@/server/api/EndpointsModule.js';
 import { CoreModule } from '@/core/CoreModule.js';
 import { ApiCallService } from './api/ApiCallService.js';
 import { FileServerService } from './FileServerService.js';
+import { HealthServerService } from './HealthServerService.js';
 import { NodeinfoServerService } from './NodeinfoServerService.js';
 import { ServerService } from './ServerService.js';
 import { WellKnownServerService } from './WellKnownServerService.js';
@@ -55,6 +56,7 @@ import { ReversiGameChannelService } from './api/stream/channels/reversi-game.js
 		ClientServerService,
 		ClientLoggerService,
 		FeedService,
+		HealthServerService,
 		UrlPreviewService,
 		ActivityPubServerService,
 		FileServerService,
diff --git a/packages/backend/src/server/ServerService.ts b/packages/backend/src/server/ServerService.ts
index 671dd31eb1..3572f16627 100644
--- a/packages/backend/src/server/ServerService.ts
+++ b/packages/backend/src/server/ServerService.ts
@@ -18,7 +18,6 @@ import { DI } from '@/di-symbols.js';
 import type Logger from '@/logger.js';
 import * as Acct from '@/misc/acct.js';
 import { genIdenticon } from '@/misc/gen-identicon.js';
-import { createTemp } from '@/misc/create-temp.js';
 import { UserEntityService } from '@/core/entities/UserEntityService.js';
 import { LoggerService } from '@/core/LoggerService.js';
 import { bindThis } from '@/decorators.js';
@@ -29,6 +28,7 @@ import { ApiServerService } from './api/ApiServerService.js';
 import { StreamingApiServerService } from './api/StreamingApiServerService.js';
 import { WellKnownServerService } from './WellKnownServerService.js';
 import { FileServerService } from './FileServerService.js';
+import { HealthServerService } from './HealthServerService.js';
 import { ClientServerService } from './web/ClientServerService.js';
 import { OpenApiServerService } from './api/openapi/OpenApiServerService.js';
 import { OAuth2ProviderService } from './oauth/OAuth2ProviderService.js';
@@ -62,6 +62,7 @@ export class ServerService implements OnApplicationShutdown {
 		private wellKnownServerService: WellKnownServerService,
 		private nodeinfoServerService: NodeinfoServerService,
 		private fileServerService: FileServerService,
+		private healthServerService: HealthServerService,
 		private clientServerService: ClientServerService,
 		private globalEventService: GlobalEventService,
 		private loggerService: LoggerService,
@@ -109,6 +110,7 @@ export class ServerService implements OnApplicationShutdown {
 		fastify.register(this.wellKnownServerService.createServer);
 		fastify.register(this.oauth2ProviderService.createServer, { prefix: '/oauth' });
 		fastify.register(this.oauth2ProviderService.createTokenServer, { prefix: '/oauth/token' });
+		fastify.register(this.healthServerService.createServer, { prefix: '/healthz' });
 
 		fastify.get<{ Params: { path: string }; Querystring: { static?: any; badge?: any; }; }>('/emoji/:path(.*)', async (request, reply) => {
 			const path = request.params.path;
@@ -120,12 +122,20 @@ export class ServerService implements OnApplicationShutdown {
 				return;
 			}
 
-			const name = path.split('@')[0].replace(/\.webp$/i, '');
-			const host = path.split('@')[1]?.replace(/\.webp$/i, '');
+			const emojiPath = path.replace(/\.webp$/i, '');
+			const pathChunks = emojiPath.split('@');
+
+			if (pathChunks.length > 2) {
+				reply.code(400);
+				return;
+			}
+
+			const name = pathChunks.shift();
+			const host = pathChunks.pop();
 
 			const emoji = await this.emojisRepository.findOneBy({
 				// `@.` is the spec of ReactionService.decodeReaction
-				host: (host == null || host === '.') ? IsNull() : host,
+				host: (host === undefined || host === '.') ? IsNull() : host,
 				name: name,
 			});
 
@@ -184,9 +194,7 @@ export class ServerService implements OnApplicationShutdown {
 			reply.header('Cache-Control', 'public, max-age=86400');
 
 			if ((await this.metaService.fetch()).enableIdenticonGeneration) {
-				const [temp, cleanup] = await createTemp();
-				await genIdenticon(request.params.x, fs.createWriteStream(temp));
-				return fs.createReadStream(temp).on('close', () => cleanup());
+				return await genIdenticon(request.params.x);
 			} else {
 				return reply.redirect('/static-assets/avatar.png');
 			}
diff --git a/packages/backend/src/server/api/ApiCallService.ts b/packages/backend/src/server/api/ApiCallService.ts
index 9836689872..271ef80554 100644
--- a/packages/backend/src/server/api/ApiCallService.ts
+++ b/packages/backend/src/server/api/ApiCallService.ts
@@ -7,6 +7,7 @@ import { randomUUID } from 'node:crypto';
 import * as fs from 'node:fs';
 import * as stream from 'node:stream/promises';
 import { Inject, Injectable } from '@nestjs/common';
+import * as Sentry from '@sentry/node';
 import { DI } from '@/di-symbols.js';
 import { getIpHash } from '@/misc/get-ip-hash.js';
 import type { MiLocalUser, MiUser } from '@/models/User.js';
@@ -17,6 +18,7 @@ import { MetaService } from '@/core/MetaService.js';
 import { createTemp } from '@/misc/create-temp.js';
 import { bindThis } from '@/decorators.js';
 import { RoleService } from '@/core/RoleService.js';
+import type { Config } from '@/config.js';
 import { ApiError } from './error.js';
 import { RateLimiterService } from './RateLimiterService.js';
 import { ApiLoggerService } from './ApiLoggerService.js';
@@ -38,6 +40,9 @@ export class ApiCallService implements OnApplicationShutdown {
 	private userIpHistoriesClearIntervalId: NodeJS.Timeout;
 
 	constructor(
+		@Inject(DI.config)
+		private config: Config,
+
 		@Inject(DI.userIpsRepository)
 		private userIpsRepository: UserIpsRepository,
 
@@ -88,6 +93,48 @@ export class ApiCallService implements OnApplicationShutdown {
 		}
 	}
 
+	#onExecError(ep: IEndpoint, data: any, err: Error): void {
+		if (err instanceof ApiError || err instanceof AuthenticationError) {
+			throw err;
+		} else {
+			const errId = randomUUID();
+			this.logger.error(`Internal error occurred in ${ep.name}: ${err.message}`, {
+				ep: ep.name,
+				ps: data,
+				e: {
+					message: err.message,
+					code: err.name,
+					stack: err.stack,
+					id: errId,
+				},
+			});
+			console.error(err, errId);
+
+			if (this.config.sentryForBackend) {
+				Sentry.captureMessage(`Internal error occurred in ${ep.name}: ${err.message}`, {
+					extra: {
+						ep: ep.name,
+						ps: data,
+						e: {
+							message: err.message,
+							code: err.name,
+							stack: err.stack,
+							id: errId,
+						},
+					},
+				});
+			}
+
+			throw new ApiError(null, {
+				e: {
+					message: err.message,
+					code: err.name,
+					id: errId,
+				},
+			});
+		}
+	}
+
 	@bindThis
 	public handleRequest(
 		endpoint: IEndpoint & { exec: any },
@@ -362,31 +409,11 @@ export class ApiCallService implements OnApplicationShutdown {
 		}
 
 		// API invoking
-		return await ep.exec(data, user, token, file, request.ip, request.headers).catch((err: Error) => {
-			if (err instanceof ApiError || err instanceof AuthenticationError) {
-				throw err;
-			} else {
-				const errId = randomUUID();
-				this.logger.error(`Internal error occurred in ${ep.name}: ${err.message}`, {
-					ep: ep.name,
-					ps: data,
-					e: {
-						message: err.message,
-						code: err.name,
-						stack: err.stack,
-						id: errId,
-					},
-				});
-				console.error(err, errId);
-				throw new ApiError(null, {
-					e: {
-						message: err.message,
-						code: err.name,
-						id: errId,
-					},
-				});
-			}
-		});
+		if (this.config.sentryForBackend) {
+			return await Sentry.startSpan({ name: 'API: ' + ep.name }, () => ep.exec(data, user, token, file, request.ip, request.headers).catch((err: Error) => this.#onExecError(ep, data, err)));
+		} else {
+			return await ep.exec(data, user, token, file, request.ip, request.headers).catch((err: Error) => this.#onExecError(ep, data, err));
+		}
 	}
 
 	@bindThis
diff --git a/packages/backend/src/server/api/ApiServerService.ts b/packages/backend/src/server/api/ApiServerService.ts
index e99244cdd0..4a5935f930 100644
--- a/packages/backend/src/server/api/ApiServerService.ts
+++ b/packages/backend/src/server/api/ApiServerService.ts
@@ -137,7 +137,7 @@ export class ApiServerService {
 			const instances = await this.instancesRepository.find({
 				select: ['host'],
 				where: {
-					isSuspended: false,
+					suspensionState: 'none',
 				},
 			});
 
diff --git a/packages/backend/src/server/api/EndpointsModule.ts b/packages/backend/src/server/api/EndpointsModule.ts
index 88d3999eb0..c645f4bcc6 100644
--- a/packages/backend/src/server/api/EndpointsModule.ts
+++ b/packages/backend/src/server/api/EndpointsModule.ts
@@ -83,6 +83,7 @@ import * as ep___admin_roles_unassign from './endpoints/admin/roles/unassign.js'
 import * as ep___admin_roles_updateDefaultPolicies from './endpoints/admin/roles/update-default-policies.js';
 import * as ep___admin_roles_users from './endpoints/admin/roles/users.js';
 import * as ep___announcements from './endpoints/announcements.js';
+import * as ep___announcements_show from './endpoints/announcements/show.js';
 import * as ep___antennas_create from './endpoints/antennas/create.js';
 import * as ep___antennas_delete from './endpoints/antennas/delete.js';
 import * as ep___antennas_list from './endpoints/antennas/list.js';
@@ -455,6 +456,7 @@ const $admin_roles_unassign: Provider = { provide: 'ep:admin/roles/unassign', us
 const $admin_roles_updateDefaultPolicies: Provider = { provide: 'ep:admin/roles/update-default-policies', useClass: ep___admin_roles_updateDefaultPolicies.default };
 const $admin_roles_users: Provider = { provide: 'ep:admin/roles/users', useClass: ep___admin_roles_users.default };
 const $announcements: Provider = { provide: 'ep:announcements', useClass: ep___announcements.default };
+const $announcements_show: Provider = { provide: 'ep:announcements/show', useClass: ep___announcements_show.default };
 const $antennas_create: Provider = { provide: 'ep:antennas/create', useClass: ep___antennas_create.default };
 const $antennas_delete: Provider = { provide: 'ep:antennas/delete', useClass: ep___antennas_delete.default };
 const $antennas_list: Provider = { provide: 'ep:antennas/list', useClass: ep___antennas_list.default };
@@ -831,6 +833,7 @@ const $reversi_verify: Provider = { provide: 'ep:reversi/verify', useClass: ep__
 		$admin_roles_updateDefaultPolicies,
 		$admin_roles_users,
 		$announcements,
+		$announcements_show,
 		$antennas_create,
 		$antennas_delete,
 		$antennas_list,
@@ -1201,6 +1204,7 @@ const $reversi_verify: Provider = { provide: 'ep:reversi/verify', useClass: ep__
 		$admin_roles_updateDefaultPolicies,
 		$admin_roles_users,
 		$announcements,
+		$announcements_show,
 		$antennas_create,
 		$antennas_delete,
 		$antennas_list,
diff --git a/packages/backend/src/server/api/SigninService.ts b/packages/backend/src/server/api/SigninService.ts
index 714e56e8c3..70306c3113 100644
--- a/packages/backend/src/server/api/SigninService.ts
+++ b/packages/backend/src/server/api/SigninService.ts
@@ -29,13 +29,13 @@ export class SigninService {
 	public signin(request: FastifyRequest, reply: FastifyReply, user: MiLocalUser) {
 		setImmediate(async () => {
 			// Append signin history
-			const record = await this.signinsRepository.insert({
+			const record = await this.signinsRepository.insertOne({
 				id: this.idService.gen(),
 				userId: user.id,
 				ip: request.ip,
 				headers: request.headers as any,
 				success: true,
-			}).then(x => this.signinsRepository.findOneByOrFail(x.identifiers[0]));
+			});
 
 			// Publish signin event
 			this.globalEventService.publishMainStream(user.id, 'signin', await this.signinEntityService.pack(record));
diff --git a/packages/backend/src/server/api/SignupApiService.ts b/packages/backend/src/server/api/SignupApiService.ts
index 546de48e6b..632b0c62bc 100644
--- a/packages/backend/src/server/api/SignupApiService.ts
+++ b/packages/backend/src/server/api/SignupApiService.ts
@@ -183,13 +183,13 @@ export class SignupApiService {
 			const salt = await bcrypt.genSalt(8);
 			const hash = await bcrypt.hash(password, salt);
 
-			const pendingUser = await this.userPendingsRepository.insert({
+			const pendingUser = await this.userPendingsRepository.insertOne({
 				id: this.idService.gen(),
 				code,
 				email: emailAddress!,
 				username: username,
 				password: hash,
-			}).then(x => this.userPendingsRepository.findOneByOrFail(x.identifiers[0]));
+			});
 
 			const link = `${this.config.url}/signup-complete/${code}`;
 
diff --git a/packages/backend/src/server/api/endpoints.ts b/packages/backend/src/server/api/endpoints.ts
index f7e64a7356..a38c62f35a 100644
--- a/packages/backend/src/server/api/endpoints.ts
+++ b/packages/backend/src/server/api/endpoints.ts
@@ -83,6 +83,7 @@ import * as ep___admin_roles_unassign from './endpoints/admin/roles/unassign.js'
 import * as ep___admin_roles_updateDefaultPolicies from './endpoints/admin/roles/update-default-policies.js';
 import * as ep___admin_roles_users from './endpoints/admin/roles/users.js';
 import * as ep___announcements from './endpoints/announcements.js';
+import * as ep___announcements_show from './endpoints/announcements/show.js';
 import * as ep___antennas_create from './endpoints/antennas/create.js';
 import * as ep___antennas_delete from './endpoints/antennas/delete.js';
 import * as ep___antennas_list from './endpoints/antennas/list.js';
@@ -453,6 +454,7 @@ const eps = [
 	['admin/roles/update-default-policies', ep___admin_roles_updateDefaultPolicies],
 	['admin/roles/users', ep___admin_roles_users],
 	['announcements', ep___announcements],
+	['announcements/show', ep___announcements_show],
 	['antennas/create', ep___antennas_create],
 	['antennas/delete', ep___antennas_delete],
 	['antennas/list', ep___antennas_list],
diff --git a/packages/backend/src/server/api/endpoints/admin/ad/create.ts b/packages/backend/src/server/api/endpoints/admin/ad/create.ts
index 1e7a9fb3ec..955154f4fb 100644
--- a/packages/backend/src/server/api/endpoints/admin/ad/create.ts
+++ b/packages/backend/src/server/api/endpoints/admin/ad/create.ts
@@ -50,7 +50,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private moderationLogService: ModerationLogService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
-			const ad = await this.adsRepository.insert({
+			const ad = await this.adsRepository.insertOne({
 				id: this.idService.gen(),
 				expiresAt: new Date(ps.expiresAt),
 				startsAt: new Date(ps.startsAt),
@@ -61,7 +61,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				ratio: ps.ratio,
 				place: ps.place,
 				memo: ps.memo,
-			}).then(r => this.adsRepository.findOneByOrFail({ id: r.identifiers[0].id }));
+			});
 
 			this.moderationLogService.log(me, 'createAd', {
 				adId: ad.id,
diff --git a/packages/backend/src/server/api/endpoints/admin/federation/update-instance.ts b/packages/backend/src/server/api/endpoints/admin/federation/update-instance.ts
index 0bcdc2a4b8..fed7bfbbde 100644
--- a/packages/backend/src/server/api/endpoints/admin/federation/update-instance.ts
+++ b/packages/backend/src/server/api/endpoints/admin/federation/update-instance.ts
@@ -46,12 +46,19 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				throw new Error('instance not found');
 			}
 
+			const isSuspendedBefore = instance.suspensionState !== 'none';
+			let suspensionState: undefined | 'manuallySuspended' | 'none';
+
+			if (ps.isSuspended != null && isSuspendedBefore !== ps.isSuspended) {
+				suspensionState = ps.isSuspended ? 'manuallySuspended' : 'none';
+			}
+
 			await this.federatedInstanceService.update(instance.id, {
-				isSuspended: ps.isSuspended,
+				suspensionState,
 				moderationNote: ps.moderationNote,
 			});
 
-			if (ps.isSuspended != null && instance.isSuspended !== ps.isSuspended) {
+			if (ps.isSuspended != null && isSuspendedBefore !== ps.isSuspended) {
 				if (ps.isSuspended) {
 					this.moderationLogService.log(me, 'suspendRemoteInstance', {
 						id: instance.id,
diff --git a/packages/backend/src/server/api/endpoints/admin/invite/create.ts b/packages/backend/src/server/api/endpoints/admin/invite/create.ts
index 0f551e1ba2..5ecae3161a 100644
--- a/packages/backend/src/server/api/endpoints/admin/invite/create.ts
+++ b/packages/backend/src/server/api/endpoints/admin/invite/create.ts
@@ -66,11 +66,11 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			const ticketsPromises = [];
 
 			for (let i = 0; i < ps.count; i++) {
-				ticketsPromises.push(this.registrationTicketsRepository.insert({
+				ticketsPromises.push(this.registrationTicketsRepository.insertOne({
 					id: this.idService.gen(),
 					expiresAt: ps.expiresAt ? new Date(ps.expiresAt) : null,
 					code: generateInviteCode(),
-				}).then(x => this.registrationTicketsRepository.findOneByOrFail(x.identifiers[0])));
+				}));
 			}
 
 			const tickets = await Promise.all(ticketsPromises);
diff --git a/packages/backend/src/server/api/endpoints/admin/meta.ts b/packages/backend/src/server/api/endpoints/admin/meta.ts
index 88c5907bcc..eee02a7123 100644
--- a/packages/backend/src/server/api/endpoints/admin/meta.ts
+++ b/packages/backend/src/server/api/endpoints/admin/meta.ts
@@ -427,6 +427,10 @@ export const meta = {
 				type: 'string',
 				optional: false, nullable: true,
 			},
+			inquiryUrl: {
+				type: 'string',
+				optional: false, nullable: true,
+			},
 			repositoryUrl: {
 				type: 'string',
 				optional: false, nullable: true,
@@ -434,6 +438,8 @@ export const meta = {
 			summalyProxy: {
 				type: 'string',
 				optional: false, nullable: true,
+				deprecated: true,
+				description: '[Deprecated] Use "urlPreviewSummaryProxyUrl" instead.',
 			},
 			themeColor: {
 				type: 'string',
@@ -451,6 +457,30 @@ export const meta = {
 				type: 'string',
 				optional: false, nullable: false,
 			},
+			urlPreviewEnabled: {
+				type: 'boolean',
+				optional: false, nullable: false,
+			},
+			urlPreviewTimeout: {
+				type: 'number',
+				optional: false, nullable: false,
+			},
+			urlPreviewMaximumContentLength: {
+				type: 'number',
+				optional: false, nullable: false,
+			},
+			urlPreviewRequireContentLength: {
+				type: 'boolean',
+				optional: false, nullable: false,
+			},
+			urlPreviewUserAgent: {
+				type: 'string',
+				optional: false, nullable: true,
+			},
+			urlPreviewSummaryProxyUrl: {
+				type: 'string',
+				optional: false, nullable: true,
+			},
 		},
 	},
 } as const;
@@ -487,6 +517,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				feedbackUrl: instance.feedbackUrl,
 				impressumUrl: instance.impressumUrl,
 				privacyPolicyUrl: instance.privacyPolicyUrl,
+				inquiryUrl: instance.inquiryUrl,
 				disableRegistration: instance.disableRegistration,
 				emailRequiredForSignup: instance.emailRequiredForSignup,
 				enableHcaptcha: instance.enableHcaptcha,
@@ -533,7 +564,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				setSensitiveFlagAutomatically: instance.setSensitiveFlagAutomatically,
 				enableSensitiveMediaDetectionForVideos: instance.enableSensitiveMediaDetectionForVideos,
 				proxyAccountId: instance.proxyAccountId,
-				summalyProxy: instance.summalyProxy,
 				email: instance.email,
 				smtpSecure: instance.smtpSecure,
 				smtpHost: instance.smtpHost,
@@ -577,6 +607,13 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				perUserHomeTimelineCacheMax: instance.perUserHomeTimelineCacheMax,
 				perUserListTimelineCacheMax: instance.perUserListTimelineCacheMax,
 				notesPerOneAd: instance.notesPerOneAd,
+				summalyProxy: instance.urlPreviewSummaryProxyUrl,
+				urlPreviewEnabled: instance.urlPreviewEnabled,
+				urlPreviewTimeout: instance.urlPreviewTimeout,
+				urlPreviewMaximumContentLength: instance.urlPreviewMaximumContentLength,
+				urlPreviewRequireContentLength: instance.urlPreviewRequireContentLength,
+				urlPreviewUserAgent: instance.urlPreviewUserAgent,
+				urlPreviewSummaryProxyUrl: instance.urlPreviewSummaryProxyUrl,
 			};
 		});
 	}
diff --git a/packages/backend/src/server/api/endpoints/admin/roles/users.ts b/packages/backend/src/server/api/endpoints/admin/roles/users.ts
index 45758d4f50..198166bec2 100644
--- a/packages/backend/src/server/api/endpoints/admin/roles/users.ts
+++ b/packages/backend/src/server/api/endpoints/admin/roles/users.ts
@@ -89,10 +89,13 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				.limit(ps.limit)
 				.getMany();
 
+			const _users = assigns.map(({ user, userId }) => user ?? userId);
+			const _userMap = await this.userEntityService.packMany(_users, me, { schema: 'UserDetailed' })
+				.then(users => new Map(users.map(u => [u.id, u])));
 			return await Promise.all(assigns.map(async assign => ({
 				id: assign.id,
 				createdAt: this.idService.parse(assign.id).date.toISOString(),
-				user: await this.userEntityService.pack(assign.user!, me, { schema: 'UserDetailed' }),
+				user: _userMap.get(assign.userId) ?? await this.userEntityService.pack(assign.user!, me, { schema: 'UserDetailed' }),
 				expiresAt: assign.expiresAt?.toISOString() ?? null,
 			})));
 		});
diff --git a/packages/backend/src/server/api/endpoints/admin/show-users.ts b/packages/backend/src/server/api/endpoints/admin/show-users.ts
index 424212ba24..2fef9abbf9 100644
--- a/packages/backend/src/server/api/endpoints/admin/show-users.ts
+++ b/packages/backend/src/server/api/endpoints/admin/show-users.ts
@@ -16,7 +16,7 @@ export const meta = {
 
 	requireCredential: true,
 	requireModerator: true,
-	kind: 'read:admin:show-users',
+	kind: 'read:admin:show-user',
 
 	res: {
 		type: 'array',
diff --git a/packages/backend/src/server/api/endpoints/admin/update-meta.ts b/packages/backend/src/server/api/endpoints/admin/update-meta.ts
index bffceef815..4e28ee6877 100644
--- a/packages/backend/src/server/api/endpoints/admin/update-meta.ts
+++ b/packages/backend/src/server/api/endpoints/admin/update-meta.ts
@@ -90,7 +90,6 @@ export const paramDef = {
 				type: 'string',
 			},
 		},
-		summalyProxy: { type: 'string', nullable: true },
 		deeplAuthKey: { type: 'string', nullable: true },
 		deeplIsPro: { type: 'boolean' },
 		enableEmail: { type: 'boolean' },
@@ -108,6 +107,7 @@ export const paramDef = {
 		feedbackUrl: { type: 'string', nullable: true },
 		impressumUrl: { type: 'string', nullable: true },
 		privacyPolicyUrl: { type: 'string', nullable: true },
+		inquiryUrl: { type: 'string', nullable: true },
 		useObjectStorage: { type: 'boolean' },
 		objectStorageBaseUrl: { type: 'string', nullable: true },
 		objectStorageBucket: { type: 'string', nullable: true },
@@ -150,6 +150,16 @@ export const paramDef = {
 				type: 'string',
 			},
 		},
+		summalyProxy: {
+			type: 'string', nullable: true,
+			description: '[Deprecated] Use "urlPreviewSummaryProxyUrl" instead.',
+		},
+		urlPreviewEnabled: { type: 'boolean' },
+		urlPreviewTimeout: { type: 'integer' },
+		urlPreviewMaximumContentLength: { type: 'integer' },
+		urlPreviewRequireContentLength: { type: 'boolean' },
+		urlPreviewUserAgent: { type: 'string', nullable: true },
+		urlPreviewSummaryProxyUrl: { type: 'string', nullable: true },
 	},
 	required: [],
 } as const;
@@ -353,10 +363,6 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				set.langs = ps.langs.filter(Boolean);
 			}
 
-			if (ps.summalyProxy !== undefined) {
-				set.summalyProxy = ps.summalyProxy;
-			}
-
 			if (ps.enableEmail !== undefined) {
 				set.enableEmail = ps.enableEmail;
 			}
@@ -417,6 +423,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				set.privacyPolicyUrl = ps.privacyPolicyUrl;
 			}
 
+			if (ps.inquiryUrl !== undefined) {
+				set.inquiryUrl = ps.inquiryUrl;
+			}
+
 			if (ps.useObjectStorage !== undefined) {
 				set.useObjectStorage = ps.useObjectStorage;
 			}
@@ -581,6 +591,32 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				set.bannedEmailDomains = ps.bannedEmailDomains;
 			}
 
+			if (ps.urlPreviewEnabled !== undefined) {
+				set.urlPreviewEnabled = ps.urlPreviewEnabled;
+			}
+
+			if (ps.urlPreviewTimeout !== undefined) {
+				set.urlPreviewTimeout = ps.urlPreviewTimeout;
+			}
+
+			if (ps.urlPreviewMaximumContentLength !== undefined) {
+				set.urlPreviewMaximumContentLength = ps.urlPreviewMaximumContentLength;
+			}
+
+			if (ps.urlPreviewRequireContentLength !== undefined) {
+				set.urlPreviewRequireContentLength = ps.urlPreviewRequireContentLength;
+			}
+
+			if (ps.urlPreviewUserAgent !== undefined) {
+				const value = (ps.urlPreviewUserAgent ?? '').trim();
+				set.urlPreviewUserAgent = value === '' ? null : ps.urlPreviewUserAgent;
+			}
+
+			if (ps.summalyProxy !== undefined || ps.urlPreviewSummaryProxyUrl !== undefined) {
+				const value = ((ps.urlPreviewSummaryProxyUrl ?? ps.summalyProxy) ?? '').trim();
+				set.urlPreviewSummaryProxyUrl = value === '' ? null : value;
+			}
+
 			const before = await this.metaService.fetch(true);
 
 			await this.metaService.update(set);
diff --git a/packages/backend/src/server/api/endpoints/announcements.ts b/packages/backend/src/server/api/endpoints/announcements.ts
index 3b12f5b62c..ff8dd73605 100644
--- a/packages/backend/src/server/api/endpoints/announcements.ts
+++ b/packages/backend/src/server/api/endpoints/announcements.ts
@@ -7,9 +7,9 @@ import { Inject, Injectable } from '@nestjs/common';
 import { Brackets } from 'typeorm';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import { QueryService } from '@/core/QueryService.js';
-import { AnnouncementService } from '@/core/AnnouncementService.js';
+import { AnnouncementEntityService } from '@/core/entities/AnnouncementEntityService.js';
 import { DI } from '@/di-symbols.js';
-import type { AnnouncementReadsRepository, AnnouncementsRepository } from '@/models/_.js';
+import type { AnnouncementsRepository } from '@/models/_.js';
 
 export const meta = {
 	tags: ['meta'],
@@ -44,11 +44,8 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		@Inject(DI.announcementsRepository)
 		private announcementsRepository: AnnouncementsRepository,
 
-		@Inject(DI.announcementReadsRepository)
-		private announcementReadsRepository: AnnouncementReadsRepository,
-
 		private queryService: QueryService,
-		private announcementService: AnnouncementService,
+		private announcementEntityService: AnnouncementEntityService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			const query = this.queryService.makePaginationQuery(this.announcementsRepository.createQueryBuilder('announcement'), ps.sinceId, ps.untilId)
@@ -60,7 +57,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 			const announcements = await query.limit(ps.limit).getMany();
 
-			return this.announcementService.packMany(announcements, me);
+			return this.announcementEntityService.packMany(announcements, me);
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/announcements/show.ts b/packages/backend/src/server/api/endpoints/announcements/show.ts
new file mode 100644
index 0000000000..6312a0a54c
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/announcements/show.ts
@@ -0,0 +1,54 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { Injectable } from '@nestjs/common';
+import { EntityNotFoundError } from 'typeorm';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { AnnouncementService } from '@/core/AnnouncementService.js';
+import { ApiError } from '../../error.js';
+
+export const meta = {
+	tags: ['meta'],
+
+	requireCredential: false,
+
+	res: {
+		type: 'object',
+		optional: false, nullable: false,
+		ref: 'Announcement',
+	},
+
+	errors: {
+		noSuchAnnouncement: {
+			message: 'No such announcement.',
+			code: 'NO_SUCH_ANNOUNCEMENT',
+			id: 'b57b5e1d-4f49-404a-9edb-46b00268f121',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		announcementId: { type: 'string', format: 'misskey:id' },
+	},
+	required: ['announcementId'],
+} as const;
+
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export
+	constructor(
+		private announcementService: AnnouncementService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			try {
+				return await this.announcementService.getAnnouncement(ps.announcementId, me);
+			} catch (err) {
+				if (err instanceof EntityNotFoundError) throw new ApiError(meta.errors.noSuchAnnouncement);
+				throw err;
+			}
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/antennas/create.ts b/packages/backend/src/server/api/endpoints/antennas/create.ts
index 191de8f833..ec08198514 100644
--- a/packages/backend/src/server/api/endpoints/antennas/create.ts
+++ b/packages/backend/src/server/api/endpoints/antennas/create.ts
@@ -64,11 +64,11 @@ export const paramDef = {
 		} },
 		caseSensitive: { type: 'boolean' },
 		localOnly: { type: 'boolean' },
+		excludeBots: { type: 'boolean' },
 		withReplies: { type: 'boolean' },
 		withFile: { type: 'boolean' },
-		notify: { type: 'boolean' },
 	},
-	required: ['name', 'src', 'keywords', 'excludeKeywords', 'users', 'caseSensitive', 'withReplies', 'withFile', 'notify'],
+	required: ['name', 'src', 'keywords', 'excludeKeywords', 'users', 'caseSensitive', 'withReplies', 'withFile'],
 } as const;
 
 @Injectable()
@@ -112,7 +112,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 			const now = new Date();
 
-			const antenna = await this.antennasRepository.insert({
+			const antenna = await this.antennasRepository.insertOne({
 				id: this.idService.gen(now.getTime()),
 				lastUsedAt: now,
 				userId: me.id,
@@ -124,10 +124,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				users: ps.users,
 				caseSensitive: ps.caseSensitive,
 				localOnly: ps.localOnly,
+				excludeBots: ps.excludeBots,
 				withReplies: ps.withReplies,
 				withFile: ps.withFile,
-				notify: ps.notify,
-			}).then(x => this.antennasRepository.findOneByOrFail(x.identifiers[0]));
+			});
 
 			this.globalEventService.publishInternalEvent('antennaCreated', antenna);
 
diff --git a/packages/backend/src/server/api/endpoints/antennas/update.ts b/packages/backend/src/server/api/endpoints/antennas/update.ts
index 459729f61f..0c30bca9e0 100644
--- a/packages/backend/src/server/api/endpoints/antennas/update.ts
+++ b/packages/backend/src/server/api/endpoints/antennas/update.ts
@@ -63,11 +63,11 @@ export const paramDef = {
 		} },
 		caseSensitive: { type: 'boolean' },
 		localOnly: { type: 'boolean' },
+		excludeBots: { type: 'boolean' },
 		withReplies: { type: 'boolean' },
 		withFile: { type: 'boolean' },
-		notify: { type: 'boolean' },
 	},
-	required: ['antennaId', 'name', 'src', 'keywords', 'excludeKeywords', 'users', 'caseSensitive', 'withReplies', 'withFile', 'notify'],
+	required: ['antennaId'],
 } as const;
 
 @Injectable()
@@ -83,8 +83,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private globalEventService: GlobalEventService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
-			if (ps.keywords.flat().every(x => x === '') && ps.excludeKeywords.flat().every(x => x === '')) {
-				throw new Error('either keywords or excludeKeywords is required.');
+			if (ps.keywords && ps.excludeKeywords) {
+				if (ps.keywords.flat().every(x => x === '') && ps.excludeKeywords.flat().every(x => x === '')) {
+					throw new Error('either keywords or excludeKeywords is required.');
+				}
 			}
 			// Fetch the antenna
 			const antenna = await this.antennasRepository.findOneBy({
@@ -98,7 +100,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 			let userList;
 
-			if (ps.src === 'list' && ps.userListId) {
+			if ((ps.src === 'list' || antenna.src === 'list') && ps.userListId) {
 				userList = await this.userListsRepository.findOneBy({
 					id: ps.userListId,
 					userId: me.id,
@@ -112,15 +114,15 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			await this.antennasRepository.update(antenna.id, {
 				name: ps.name,
 				src: ps.src,
-				userListId: userList ? userList.id : null,
+				userListId: ps.userListId !== undefined ? userList ? userList.id : null : undefined,
 				keywords: ps.keywords,
 				excludeKeywords: ps.excludeKeywords,
 				users: ps.users,
 				caseSensitive: ps.caseSensitive,
 				localOnly: ps.localOnly,
+				excludeBots: ps.excludeBots,
 				withReplies: ps.withReplies,
 				withFile: ps.withFile,
-				notify: ps.notify,
 				isActive: true,
 				lastUsedAt: new Date(),
 			});
diff --git a/packages/backend/src/server/api/endpoints/app/create.ts b/packages/backend/src/server/api/endpoints/app/create.ts
index 492705d6f9..ba847fc4f0 100644
--- a/packages/backend/src/server/api/endpoints/app/create.ts
+++ b/packages/backend/src/server/api/endpoints/app/create.ts
@@ -54,7 +54,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			const permission = unique(ps.permission.map(v => v.replace(/^(.+)(\/|-)(read|write)$/, '$3:$1')));
 
 			// Create account
-			const app = await this.appsRepository.insert({
+			const app = await this.appsRepository.insertOne({
 				id: this.idService.gen(),
 				userId: me ? me.id : null,
 				name: ps.name,
@@ -62,7 +62,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				permission,
 				callbackUrl: ps.callbackUrl,
 				secret: secret,
-			}).then(x => this.appsRepository.findOneByOrFail(x.identifiers[0]));
+			});
 
 			return await this.appEntityService.pack(app, null, {
 				detail: true,
diff --git a/packages/backend/src/server/api/endpoints/auth/session/generate.ts b/packages/backend/src/server/api/endpoints/auth/session/generate.ts
index 26dd893138..f8ddfdb75c 100644
--- a/packages/backend/src/server/api/endpoints/auth/session/generate.ts
+++ b/packages/backend/src/server/api/endpoints/auth/session/generate.ts
@@ -78,11 +78,11 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			const token = randomUUID();
 
 			// Create session token document
-			const doc = await this.authSessionsRepository.insert({
+			const doc = await this.authSessionsRepository.insertOne({
 				id: this.idService.gen(),
 				appId: app.id,
 				token: token,
-			}).then(x => this.authSessionsRepository.findOneByOrFail(x.identifiers[0]));
+			});
 
 			return {
 				token: doc.token,
diff --git a/packages/backend/src/server/api/endpoints/channels/create.ts b/packages/backend/src/server/api/endpoints/channels/create.ts
index 2866db5424..e3a6d2d670 100644
--- a/packages/backend/src/server/api/endpoints/channels/create.ts
+++ b/packages/backend/src/server/api/endpoints/channels/create.ts
@@ -80,7 +80,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				}
 			}
 
-			const channel = await this.channelsRepository.insert({
+			const channel = await this.channelsRepository.insertOne({
 				id: this.idService.gen(),
 				userId: me.id,
 				name: ps.name,
@@ -89,7 +89,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				isSensitive: ps.isSensitive ?? false,
 				...(ps.color !== undefined ? { color: ps.color } : {}),
 				allowRenoteToExternal: ps.allowRenoteToExternal ?? true,
-			} as MiChannel).then(x => this.channelsRepository.findOneByOrFail(x.identifiers[0]));
+			} as MiChannel);
 
 			return await this.channelEntityService.pack(channel, me);
 		});
diff --git a/packages/backend/src/server/api/endpoints/drive/files/find.ts b/packages/backend/src/server/api/endpoints/drive/files/find.ts
index 595a6957b2..502d42f9e0 100644
--- a/packages/backend/src/server/api/endpoints/drive/files/find.ts
+++ b/packages/backend/src/server/api/endpoints/drive/files/find.ts
@@ -54,7 +54,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				folderId: ps.folderId ?? IsNull(),
 			});
 
-			return await Promise.all(files.map(file => this.driveFileEntityService.pack(file, { self: true })));
+			return await this.driveFileEntityService.packMany(files, { self: true });
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/drive/folders/create.ts b/packages/backend/src/server/api/endpoints/drive/folders/create.ts
index c94070d9ff..08d9d9cdc3 100644
--- a/packages/backend/src/server/api/endpoints/drive/folders/create.ts
+++ b/packages/backend/src/server/api/endpoints/drive/folders/create.ts
@@ -75,12 +75,12 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			}
 
 			// Create folder
-			const folder = await this.driveFoldersRepository.insert({
+			const folder = await this.driveFoldersRepository.insertOne({
 				id: this.idService.gen(),
 				name: ps.name,
 				parentId: parent !== null ? parent.id : null,
 				userId: me.id,
-			}).then(x => this.driveFoldersRepository.findOneByOrFail(x.identifiers[0]));
+			});
 
 			const folderObj = await this.driveFolderEntityService.pack(folder);
 
diff --git a/packages/backend/src/server/api/endpoints/fetch-rss.ts b/packages/backend/src/server/api/endpoints/fetch-rss.ts
index 2085b06365..ba48b0119e 100644
--- a/packages/backend/src/server/api/endpoints/fetch-rss.ts
+++ b/packages/backend/src/server/api/endpoints/fetch-rss.ts
@@ -20,13 +20,188 @@ export const meta = {
 	res: {
 		type: 'object',
 		properties: {
+			image: {
+				type: 'object',
+				optional: true,
+				properties: {
+					link: {
+						type: 'string',
+						optional: true,
+					},
+					url: {
+						type: 'string',
+						optional: false,
+					},
+					title: {
+						type: 'string',
+						optional: true,
+					},
+				},
+			},
+			paginationLinks: {
+				type: 'object',
+				optional: true,
+				properties: {
+					self: {
+						type: 'string',
+						optional: true,
+					},
+					first: {
+						type: 'string',
+						optional: true,
+					},
+					next: {
+						type: 'string',
+						optional: true,
+					},
+					last: {
+						type: 'string',
+						optional: true,
+					},
+					prev: {
+						type: 'string',
+						optional: true,
+					},
+				},
+			},
+			link: {
+				type: 'string',
+				optional: true,
+			},
+			title: {
+				type: 'string',
+				optional: true,
+			},
 			items: {
 				type: 'array',
+				optional: false,
 				items: {
 					type: 'object',
+					properties: {
+						link: {
+							type: 'string',
+							optional: true,
+						},
+						guid: {
+							type: 'string',
+							optional: true,
+						},
+						title: {
+							type: 'string',
+							optional: true,
+						},
+						pubDate: {
+							type: 'string',
+							optional: true,
+						},
+						creator: {
+							type: 'string',
+							optional: true,
+						},
+						summary: {
+							type: 'string',
+							optional: true,
+						},
+						content: {
+							type: 'string',
+							optional: true,
+						},
+						isoDate: {
+							type: 'string',
+							optional: true,
+						},
+						categories: {
+							type: 'array',
+							optional: true,
+							items: {
+								type: 'string',
+							},
+						},
+						contentSnippet: {
+							type: 'string',
+							optional: true,
+						},
+						enclosure: {
+							type: 'object',
+							optional: true,
+							properties: {
+								url: {
+									type: 'string',
+									optional: false,
+								},
+								length: {
+									type: 'number',
+									optional: true,
+								},
+								type: {
+									type: 'string',
+									optional: true,
+								},
+							},
+						},
+					},
+				},
+			},
+			feedUrl: {
+				type: 'string',
+				optional: true,
+			},
+			description: {
+				type: 'string',
+				optional: true,
+			},
+			itunes: {
+				type: 'object',
+				optional: true,
+				additionalProperties: true,
+				properties: {
+					image: {
+						type: 'string',
+						optional: true,
+					},
+					owner: {
+						type: 'object',
+						optional: true,
+						properties: {
+							name: {
+								type: 'string',
+								optional: true,
+							},
+							email: {
+								type: 'string',
+								optional: true,
+							},
+						},
+					},
+					author: {
+						type: 'string',
+						optional: true,
+					},
+					summary: {
+						type: 'string',
+						optional: true,
+					},
+					explicit: {
+						type: 'string',
+						optional: true,
+					},
+					categories: {
+						type: 'array',
+						optional: true,
+						items: {
+							type: 'string',
+						},
+					},
+					keywords: {
+						type: 'array',
+						optional: true,
+						items: {
+							type: 'string',
+						},
+					},
 				},
-			}
-		}
+			},
+		},
 	},
 } as const;
 
diff --git a/packages/backend/src/server/api/endpoints/flash/create.ts b/packages/backend/src/server/api/endpoints/flash/create.ts
index 584d167a29..64f13a577e 100644
--- a/packages/backend/src/server/api/endpoints/flash/create.ts
+++ b/packages/backend/src/server/api/endpoints/flash/create.ts
@@ -44,6 +44,7 @@ export const paramDef = {
 		permissions: { type: 'array', items: {
 			type: 'string',
 		} },
+		visibility: { type: 'string', enum: ['public', 'private'], default: 'public' },
 	},
 	required: ['title', 'summary', 'script', 'permissions'],
 } as const;
@@ -58,7 +59,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private idService: IdService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
-			const flash = await this.flashsRepository.insert({
+			const flash = await this.flashsRepository.insertOne({
 				id: this.idService.gen(),
 				userId: me.id,
 				updatedAt: new Date(),
@@ -66,7 +67,8 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				summary: ps.summary,
 				script: ps.script,
 				permissions: ps.permissions,
-			}).then(x => this.flashsRepository.findOneByOrFail(x.identifiers[0]));
+				visibility: ps.visibility,
+			});
 
 			return await this.flashEntityService.pack(flash);
 		});
diff --git a/packages/backend/src/server/api/endpoints/following/requests/list.ts b/packages/backend/src/server/api/endpoints/following/requests/list.ts
index 88f559138b..fa59e38976 100644
--- a/packages/backend/src/server/api/endpoints/following/requests/list.ts
+++ b/packages/backend/src/server/api/endpoints/following/requests/list.ts
@@ -71,7 +71,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				.limit(ps.limit)
 				.getMany();
 
-			return await Promise.all(requests.map(req => this.followRequestEntityService.pack(req)));
+			return await this.followRequestEntityService.packMany(requests, me);
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/gallery/posts/create.ts b/packages/backend/src/server/api/endpoints/gallery/posts/create.ts
index b07cdf1ed9..46f8998810 100644
--- a/packages/backend/src/server/api/endpoints/gallery/posts/create.ts
+++ b/packages/backend/src/server/api/endpoints/gallery/posts/create.ts
@@ -76,7 +76,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				throw new Error();
 			}
 
-			const post = await this.galleryPostsRepository.insert(new MiGalleryPost({
+			const post = await this.galleryPostsRepository.insertOne(new MiGalleryPost({
 				id: this.idService.gen(),
 				updatedAt: new Date(),
 				title: ps.title,
@@ -84,7 +84,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				userId: me.id,
 				isSensitive: ps.isSensitive,
 				fileIds: files.map(file => file.id),
-			})).then(x => this.galleryPostsRepository.findOneByOrFail(x.identifiers[0]));
+			}));
 
 			return await this.galleryPostEntityService.pack(post, me);
 		});
diff --git a/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts b/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts
index 5f738420f2..65eece5b97 100644
--- a/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts
@@ -96,10 +96,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 			}
 
 			const keyInfo = await this.webAuthnService.verifyRegistration(me.id, ps.credential);
+			const keyId = keyInfo.credentialID;
 
-			const credentialId = Buffer.from(keyInfo.credentialID).toString('base64url');
 			await this.userSecurityKeysRepository.insert({
-				id: credentialId,
+				id: keyId,
 				userId: me.id,
 				name: ps.name,
 				publicKey: Buffer.from(keyInfo.credentialPublicKey).toString('base64url'),
@@ -116,7 +116,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> {
 			}));
 
 			return {
-				id: credentialId,
+				id: keyId,
 				name: ps.name,
 			};
 		});
diff --git a/packages/backend/src/server/api/endpoints/i/import-blocking.ts b/packages/backend/src/server/api/endpoints/i/import-blocking.ts
index 8ddbe5663e..2606108539 100644
--- a/packages/backend/src/server/api/endpoints/i/import-blocking.ts
+++ b/packages/backend/src/server/api/endpoints/i/import-blocking.ts
@@ -75,7 +75,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 			const checkMoving = await this.accountMoveService.validateAlsoKnownAs(
 				me,
-				(old, src) => !!src.movedAt && src.movedAt.getTime() + 1000 * 60 * 60 * 2 > (new Date()).getTime(),
+				(old, src) => !!src.movedAt && src.movedAt.getTime() + 1000 * 60 * 60 * 2 > Date.now(),
 				true,
 			);
 			if (checkMoving ? file.size > 32 * 1024 * 1024 : file.size > 64 * 1024) throw new ApiError(meta.errors.tooBigFile);
diff --git a/packages/backend/src/server/api/endpoints/i/import-following.ts b/packages/backend/src/server/api/endpoints/i/import-following.ts
index 390dd9cd71..d5e824df27 100644
--- a/packages/backend/src/server/api/endpoints/i/import-following.ts
+++ b/packages/backend/src/server/api/endpoints/i/import-following.ts
@@ -75,7 +75,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 			const checkMoving = await this.accountMoveService.validateAlsoKnownAs(
 				me,
-				(old, src) => !!src.movedAt && src.movedAt.getTime() + 1000 * 60 * 60 * 2 > (new Date()).getTime(),
+				(old, src) => !!src.movedAt && src.movedAt.getTime() + 1000 * 60 * 60 * 2 > Date.now(),
 				true,
 			);
 			if (checkMoving ? file.size > 32 * 1024 * 1024 : file.size > 64 * 1024) throw new ApiError(meta.errors.tooBigFile);
diff --git a/packages/backend/src/server/api/endpoints/i/import-muting.ts b/packages/backend/src/server/api/endpoints/i/import-muting.ts
index 51a9cdf5a5..0f5800404e 100644
--- a/packages/backend/src/server/api/endpoints/i/import-muting.ts
+++ b/packages/backend/src/server/api/endpoints/i/import-muting.ts
@@ -75,7 +75,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 			const checkMoving = await this.accountMoveService.validateAlsoKnownAs(
 				me,
-				(old, src) => !!src.movedAt && src.movedAt.getTime() + 1000 * 60 * 60 * 2 > (new Date()).getTime(),
+				(old, src) => !!src.movedAt && src.movedAt.getTime() + 1000 * 60 * 60 * 2 > Date.now(),
 				true,
 			);
 			if (checkMoving ? file.size > 32 * 1024 * 1024 : file.size > 64 * 1024) throw new ApiError(meta.errors.tooBigFile);
diff --git a/packages/backend/src/server/api/endpoints/i/import-user-lists.ts b/packages/backend/src/server/api/endpoints/i/import-user-lists.ts
index a3b67301a7..bacdd5c88f 100644
--- a/packages/backend/src/server/api/endpoints/i/import-user-lists.ts
+++ b/packages/backend/src/server/api/endpoints/i/import-user-lists.ts
@@ -74,7 +74,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 			const checkMoving = await this.accountMoveService.validateAlsoKnownAs(
 				me,
-				(old, src) => !!src.movedAt && src.movedAt.getTime() + 1000 * 60 * 60 * 2 > (new Date()).getTime(),
+				(old, src) => !!src.movedAt && src.movedAt.getTime() + 1000 * 60 * 60 * 2 > Date.now(),
 				true,
 			);
 			if (checkMoving ? file.size > 32 * 1024 * 1024 : file.size > 64 * 1024) throw new ApiError(meta.errors.tooBigFile);
diff --git a/packages/backend/src/server/api/endpoints/i/notifications.ts b/packages/backend/src/server/api/endpoints/i/notifications.ts
index 320d9fdb00..2f619380e9 100644
--- a/packages/backend/src/server/api/endpoints/i/notifications.ts
+++ b/packages/backend/src/server/api/endpoints/i/notifications.ts
@@ -7,7 +7,7 @@ import { In } from 'typeorm';
 import * as Redis from 'ioredis';
 import { Inject, Injectable } from '@nestjs/common';
 import type { NotesRepository } from '@/models/_.js';
-import { obsoleteNotificationTypes, notificationTypes, FilterUnionByProperty } from '@/types.js';
+import { FilterUnionByProperty, notificationTypes, obsoleteNotificationTypes } from '@/types.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import { NoteReadService } from '@/core/NoteReadService.js';
 import { NotificationEntityService } from '@/core/entities/NotificationEntityService.js';
@@ -84,27 +84,51 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			const includeTypes = ps.includeTypes && ps.includeTypes.filter(type => !(obsoleteNotificationTypes).includes(type as any)) as typeof notificationTypes[number][];
 			const excludeTypes = ps.excludeTypes && ps.excludeTypes.filter(type => !(obsoleteNotificationTypes).includes(type as any)) as typeof notificationTypes[number][];
 
-			const limit = ps.limit + (ps.untilId ? 1 : 0) + (ps.sinceId ? 1 : 0); // untilIdに指定したものも含まれるため+1
-			const notificationsRes = await this.redisClient.xrevrange(
-				`notificationTimeline:${me.id}`,
-				ps.untilId ? this.idService.parse(ps.untilId).date.getTime() : '+',
-				ps.sinceId ? this.idService.parse(ps.sinceId).date.getTime() : '-',
-				'COUNT', limit);
+			let sinceTime = ps.sinceId ? this.idService.parse(ps.sinceId).date.getTime().toString() : null;
+			let untilTime = ps.untilId ? this.idService.parse(ps.untilId).date.getTime().toString() : null;
 
-			if (notificationsRes.length === 0) {
-				return [];
-			}
+			let notifications: MiNotification[];
+			for (;;) {
+				let notificationsRes: [id: string, fields: string[]][];
 
-			let notifications = notificationsRes.map(x => JSON.parse(x[1][1])).filter(x => x.id !== ps.untilId && x !== ps.sinceId) as MiNotification[];
+				// sinceidのみの場合は古い順、そうでない場合は新しい順。 QueryService.makePaginationQueryも参照
+				if (sinceTime && !untilTime) {
+					notificationsRes = await this.redisClient.xrange(
+						`notificationTimeline:${me.id}`,
+						'(' + sinceTime,
+						'+',
+						'COUNT', ps.limit);
+				} else {
+					notificationsRes = await this.redisClient.xrevrange(
+						`notificationTimeline:${me.id}`,
+						untilTime ? '(' + untilTime : '+',
+						sinceTime ? '(' + sinceTime : '-',
+						'COUNT', ps.limit);
+				}
 
-			if (includeTypes && includeTypes.length > 0) {
-				notifications = notifications.filter(notification => includeTypes.includes(notification.type));
-			} else if (excludeTypes && excludeTypes.length > 0) {
-				notifications = notifications.filter(notification => !excludeTypes.includes(notification.type));
-			}
+				if (notificationsRes.length === 0) {
+					return [];
+				}
 
-			if (notifications.length === 0) {
-				return [];
+				notifications = notificationsRes.map(x => JSON.parse(x[1][1])) as MiNotification[];
+
+				if (includeTypes && includeTypes.length > 0) {
+					notifications = notifications.filter(notification => includeTypes.includes(notification.type));
+				} else if (excludeTypes && excludeTypes.length > 0) {
+					notifications = notifications.filter(notification => !excludeTypes.includes(notification.type));
+				}
+
+				if (notifications.length !== 0) {
+					// 通知が１件以上ある場合は返す
+					break;
+				}
+
+				// フィルタしたことで通知が0件になった場合、次のページを取得する
+				if (ps.sinceId && !ps.untilId) {
+					sinceTime = notificationsRes[notificationsRes.length - 1][0];
+				} else {
+					untilTime = notificationsRes[notificationsRes.length - 1][0];
+				}
 			}
 
 			// Mark all as read
diff --git a/packages/backend/src/server/api/endpoints/i/update-email.ts b/packages/backend/src/server/api/endpoints/i/update-email.ts
index 3868278690..eea657ebbd 100644
--- a/packages/backend/src/server/api/endpoints/i/update-email.ts
+++ b/packages/backend/src/server/api/endpoints/i/update-email.ts
@@ -15,6 +15,7 @@ import { DI } from '@/di-symbols.js';
 import { GlobalEventService } from '@/core/GlobalEventService.js';
 import { L_CHARS, secureRndstr } from '@/misc/secure-rndstr.js';
 import { UserAuthService } from '@/core/UserAuthService.js';
+import { MetaService } from '@/core/MetaService.js';
 import { ApiError } from '../../error.js';
 
 export const meta = {
@@ -39,6 +40,12 @@ export const meta = {
 			code: 'UNAVAILABLE',
 			id: 'a2defefb-f220-8849-0af6-17f816099323',
 		},
+
+		emailRequired: {
+			message: 'Email address is required.',
+			code: 'EMAIL_REQUIRED',
+			id: '324c7a88-59f2-492f-903f-89134f93e47e',
+		},
 	},
 
 	res: {
@@ -66,6 +73,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		@Inject(DI.userProfilesRepository)
 		private userProfilesRepository: UserProfilesRepository,
 
+		private metaService: MetaService,
 		private userEntityService: UserEntityService,
 		private emailService: EmailService,
 		private userAuthService: UserAuthService,
@@ -97,6 +105,8 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				if (!res.available) {
 					throw new ApiError(meta.errors.unavailable);
 				}
+			} else if ((await this.metaService.fetch()).emailRequiredForSignup) {
+				throw new ApiError(meta.errors.emailRequired);
 			}
 
 			await this.userProfilesRepository.update(me.id, {
diff --git a/packages/backend/src/server/api/endpoints/i/update.ts b/packages/backend/src/server/api/endpoints/i/update.ts
index 84a1931a3d..a8e702f328 100644
--- a/packages/backend/src/server/api/endpoints/i/update.ts
+++ b/packages/backend/src/server/api/endpoints/i/update.ts
@@ -498,26 +498,32 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 	private async verifyLink(url: string, user: MiLocalUser) {
 		if (!safeForSql(url)) return;
 
-		const html = await this.httpRequestService.getHtml(url);
+		try {
+			const html = await this.httpRequestService.getHtml(url);
 
-		const { window } = new JSDOM(html);
-		const doc = window.document;
+			const { window } = new JSDOM(html);
+			const doc = window.document;
 
-		const myLink = `${this.config.url}/@${user.username}`;
+			const myLink = `${this.config.url}/@${user.username}`;
 
-		const aEls = Array.from(doc.getElementsByTagName('a'));
-		const linkEls = Array.from(doc.getElementsByTagName('link'));
+			const aEls = Array.from(doc.getElementsByTagName('a'));
+			const linkEls = Array.from(doc.getElementsByTagName('link'));
 
-		const includesMyLink = aEls.some(a => a.href === myLink);
-		const includesRelMeLinks = [...aEls, ...linkEls].some(link => link.rel === 'me' && link.href === myLink);
+			const includesMyLink = aEls.some(a => a.href === myLink);
+			const includesRelMeLinks = [...aEls, ...linkEls].some(link => link.rel === 'me' && link.href === myLink);
 
-		if (includesMyLink || includesRelMeLinks) {
-			await this.userProfilesRepository.createQueryBuilder('profile').update()
-				.where('userId = :userId', { userId: user.id })
-				.set({
-					verifiedLinks: () => `array_append("verifiedLinks", '${url}')`, // ここでSQLインジェクションされそうなのでとりあえず safeForSql で弾いている
-				})
-				.execute();
+			if (includesMyLink || includesRelMeLinks) {
+				await this.userProfilesRepository.createQueryBuilder('profile').update()
+					.where('userId = :userId', { userId: user.id })
+					.set({
+						verifiedLinks: () => `array_append("verifiedLinks", '${url}')`, // ここでSQLインジェクションされそうなのでとりあえず safeForSql で弾いている
+					})
+					.execute();
+			}
+
+			window.close();
+		} catch (err) {
+			// なにもしない
 		}
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/i/webhooks/create.ts b/packages/backend/src/server/api/endpoints/i/webhooks/create.ts
index 535a3ea308..c692380288 100644
--- a/packages/backend/src/server/api/endpoints/i/webhooks/create.ts
+++ b/packages/backend/src/server/api/endpoints/i/webhooks/create.ts
@@ -89,14 +89,14 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				throw new ApiError(meta.errors.tooManyWebhooks);
 			}
 
-			const webhook = await this.webhooksRepository.insert({
+			const webhook = await this.webhooksRepository.insertOne({
 				id: this.idService.gen(),
 				userId: me.id,
 				name: ps.name,
 				url: ps.url,
 				secret: ps.secret,
 				on: ps.on,
-			}).then(x => this.webhooksRepository.findOneByOrFail(x.identifiers[0]));
+			});
 
 			this.globalEventService.publishInternalEvent('webhookCreated', webhook);
 
diff --git a/packages/backend/src/server/api/endpoints/invite/create.ts b/packages/backend/src/server/api/endpoints/invite/create.ts
index 0ff125ad9c..a70b587da7 100644
--- a/packages/backend/src/server/api/endpoints/invite/create.ts
+++ b/packages/backend/src/server/api/endpoints/invite/create.ts
@@ -66,13 +66,13 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				}
 			}
 
-			const ticket = await this.registrationTicketsRepository.insert({
+			const ticket = await this.registrationTicketsRepository.insertOne({
 				id: this.idService.gen(),
 				createdBy: me,
 				createdById: me.id,
 				expiresAt: policies.inviteExpirationTime ? new Date(Date.now() + (policies.inviteExpirationTime * 1000 * 60)) : null,
 				code: generateInviteCode(),
-			}).then(x => this.registrationTicketsRepository.findOneByOrFail(x.identifiers[0]));
+			});
 
 			return await this.inviteCodeEntityService.pack(ticket, me);
 		});
diff --git a/packages/backend/src/server/api/endpoints/notes/create.ts b/packages/backend/src/server/api/endpoints/notes/create.ts
index bfb9214439..beb77ca7ab 100644
--- a/packages/backend/src/server/api/endpoints/notes/create.ts
+++ b/packages/backend/src/server/api/endpoints/notes/create.ts
@@ -16,7 +16,7 @@ import { Endpoint } from '@/server/api/endpoint-base.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { NoteCreateService } from '@/core/NoteCreateService.js';
 import { DI } from '@/di-symbols.js';
-import { isPureRenote } from '@/misc/is-pure-renote.js';
+import { isQuote, isRenote } from '@/misc/is-renote.js';
 import { MetaService } from '@/core/MetaService.js';
 import { UtilityService } from '@/core/UtilityService.js';
 import { IdentifiableError } from '@/misc/identifiable-error.js';
@@ -275,7 +275,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 				if (renote == null) {
 					throw new ApiError(meta.errors.noSuchRenoteTarget);
-				} else if (isPureRenote(renote)) {
+				} else if (isRenote(renote) && !isQuote(renote)) {
 					throw new ApiError(meta.errors.cannotReRenote);
 				}
 
@@ -321,7 +321,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 				if (reply == null) {
 					throw new ApiError(meta.errors.noSuchReplyTarget);
-				} else if (isPureRenote(reply)) {
+				} else if (isRenote(reply) && !isQuote(reply)) {
 					throw new ApiError(meta.errors.cannotReplyToPureRenote);
 				} else if (!await this.noteEntityService.isVisibleForMe(reply, me.id)) {
 					throw new ApiError(meta.errors.cannotReplyToInvisibleNote);
diff --git a/packages/backend/src/server/api/endpoints/notes/polls/recommendation.ts b/packages/backend/src/server/api/endpoints/notes/polls/recommendation.ts
index ba38573065..4fd6f8682d 100644
--- a/packages/backend/src/server/api/endpoints/notes/polls/recommendation.ts
+++ b/packages/backend/src/server/api/endpoints/notes/polls/recommendation.ts
@@ -32,6 +32,7 @@ export const paramDef = {
 	properties: {
 		limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
 		offset: { type: 'integer', default: 0 },
+		excludeChannels: { type: 'boolean', default: false },
 	},
 	required: [],
 } as const;
@@ -86,6 +87,12 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			query.setParameters(mutingQuery.getParameters());
 			//#endregion
 
+			//#region exclude channels
+			if (ps.excludeChannels) {
+				query.andWhere('poll.channelId IS NULL');
+			}
+			//#endregion
+
 			const polls = await query
 				.orderBy('poll.noteId', 'DESC')
 				.limit(ps.limit)
diff --git a/packages/backend/src/server/api/endpoints/notes/polls/vote.ts b/packages/backend/src/server/api/endpoints/notes/polls/vote.ts
index a91c506afd..f33f49075b 100644
--- a/packages/backend/src/server/api/endpoints/notes/polls/vote.ts
+++ b/packages/backend/src/server/api/endpoints/notes/polls/vote.ts
@@ -144,12 +144,12 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			}
 
 			// Create vote
-			const vote = await this.pollVotesRepository.insert({
+			const vote = await this.pollVotesRepository.insertOne({
 				id: this.idService.gen(createdAt.getTime()),
 				noteId: note.id,
 				userId: me.id,
 				choice: ps.choice,
-			}).then(x => this.pollVotesRepository.findOneByOrFail(x.identifiers[0]));
+			});
 
 			// Increment votes count
 			const index = ps.choice + 1; // In SQL, array index is 1 based
diff --git a/packages/backend/src/server/api/endpoints/notes/reactions.ts b/packages/backend/src/server/api/endpoints/notes/reactions.ts
index a0a1fd9728..97b12ab7f7 100644
--- a/packages/backend/src/server/api/endpoints/notes/reactions.ts
+++ b/packages/backend/src/server/api/endpoints/notes/reactions.ts
@@ -76,7 +76,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 			const reactions = await query.limit(ps.limit).getMany();
 
-			return await Promise.all(reactions.map(reaction => this.noteReactionEntityService.pack(reaction, me)));
+			return await this.noteReactionEntityService.packMany(reactions, me);
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/notes/translate.ts b/packages/backend/src/server/api/endpoints/notes/translate.ts
index 78812351f4..38a9660aa2 100644
--- a/packages/backend/src/server/api/endpoints/notes/translate.ts
+++ b/packages/backend/src/server/api/endpoints/notes/translate.ts
@@ -21,7 +21,7 @@ export const meta = {
 
 	res: {
 		type: 'object',
-		optional: false, nullable: false,
+		optional: true, nullable: false,
 		properties: {
 			sourceLang: { type: 'string' },
 			text: { type: 'string' },
@@ -39,6 +39,11 @@ export const meta = {
 			code: 'NO_SUCH_NOTE',
 			id: 'bea9b03f-36e0-49c5-a4db-627a029f8971',
 		},
+		cannotTranslateInvisibleNote: {
+			message: 'Cannot translate invisible note.',
+			code: 'CANNOT_TRANSLATE_INVISIBLE_NOTE',
+			id: 'ea29f2ca-c368-43b3-aaf1-5ac3e74bbe5d',
+		},
 	},
 } as const;
 
@@ -72,17 +77,17 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			});
 
 			if (!(await this.noteEntityService.isVisibleForMe(note, me.id))) {
-				return 204; // TODO: 良い感じのエラー返す
+				throw new ApiError(meta.errors.cannotTranslateInvisibleNote);
 			}
 
 			if (note.text == null) {
-				return 204;
+				return;
 			}
 
 			const instance = await this.metaService.fetch();
 
 			if (instance.deeplAuthKey == null) {
-				return 204; // TODO: 良い感じのエラー返す
+				throw new ApiError(meta.errors.unavailable);
 			}
 
 			let targetLang = ps.targetLang;
diff --git a/packages/backend/src/server/api/endpoints/pages/create.ts b/packages/backend/src/server/api/endpoints/pages/create.ts
index 3a02d359f8..fa03b0b457 100644
--- a/packages/backend/src/server/api/endpoints/pages/create.ts
+++ b/packages/backend/src/server/api/endpoints/pages/create.ts
@@ -102,7 +102,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				}
 			});
 
-			const page = await this.pagesRepository.insert(new MiPage({
+			const page = await this.pagesRepository.insertOne(new MiPage({
 				id: this.idService.gen(),
 				updatedAt: new Date(),
 				title: ps.title,
@@ -117,7 +117,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				alignCenter: ps.alignCenter,
 				hideTitleWhenPinned: ps.hideTitleWhenPinned,
 				font: ps.font,
-			})).then(x => this.pagesRepository.findOneByOrFail(x.identifiers[0]));
+			}));
 
 			return await this.pageEntityService.pack(page);
 		});
diff --git a/packages/backend/src/server/api/endpoints/roles/users.ts b/packages/backend/src/server/api/endpoints/roles/users.ts
index 85d100ce1c..48d350af59 100644
--- a/packages/backend/src/server/api/endpoints/roles/users.ts
+++ b/packages/backend/src/server/api/endpoints/roles/users.ts
@@ -92,9 +92,12 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				.limit(ps.limit)
 				.getMany();
 
+			const _users = assigns.map(({ user, userId }) => user ?? userId);
+			const _userMap = await this.userEntityService.packMany(_users, me, { schema: 'UserDetailed' })
+				.then(users => new Map(users.map(u => [u.id, u])));
 			return await Promise.all(assigns.map(async assign => ({
 				id: assign.id,
-				user: await this.userEntityService.pack(assign.user!, me, { schema: 'UserDetailed' }),
+				user: _userMap.get(assign.userId) ?? await this.userEntityService.pack(assign.user!, me, { schema: 'UserDetailed' }),
 			})));
 		});
 	}
diff --git a/packages/backend/src/server/api/endpoints/users/following.ts b/packages/backend/src/server/api/endpoints/users/following.ts
index 5d52ebba76..6b3389f0b2 100644
--- a/packages/backend/src/server/api/endpoints/users/following.ts
+++ b/packages/backend/src/server/api/endpoints/users/following.ts
@@ -6,6 +6,7 @@
 import { IsNull } from 'typeorm';
 import { Inject, Injectable } from '@nestjs/common';
 import type { UsersRepository, FollowingsRepository, UserProfilesRepository } from '@/models/_.js';
+import { birthdaySchema } from '@/models/User.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import { QueryService } from '@/core/QueryService.js';
 import { FollowingEntityService } from '@/core/entities/FollowingEntityService.js';
@@ -66,7 +67,7 @@ export const paramDef = {
 			description: 'The local host is represented with `null`.',
 		},
 
-		birthday: { type: 'string', nullable: true },
+		birthday: { ...birthdaySchema, nullable: true },
 	},
 	anyOf: [
 		{ required: ['userId'] },
@@ -127,9 +128,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 			if (ps.birthday) {
 				try {
-					const d = new Date(ps.birthday);
-					d.setHours(0, 0, 0, 0);
-					const birthday = `${(d.getMonth() + 1).toString().padStart(2, '0')}-${d.getDate().toString().padStart(2, '0')}`;
+					const birthday = ps.birthday.substring(5, 10);
 					const birthdayUserQuery = this.userProfilesRepository.createQueryBuilder('user_profile');
 					birthdayUserQuery.select('user_profile.userId')
 						.where(`SUBSTR(user_profile.birthday, 6, 5) = '${birthday}'`);
diff --git a/packages/backend/src/server/api/endpoints/users/get-frequently-replied-users.ts b/packages/backend/src/server/api/endpoints/users/get-frequently-replied-users.ts
index 02aa037466..9248a2fa68 100644
--- a/packages/backend/src/server/api/endpoints/users/get-frequently-replied-users.ts
+++ b/packages/backend/src/server/api/endpoints/users/get-frequently-replied-users.ts
@@ -118,12 +118,14 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			const repliedUsersSorted = Object.keys(repliedUsers).sort((a, b) => repliedUsers[b] - repliedUsers[a]);
 
 			// Extract top replied users
-			const topRepliedUsers = repliedUsersSorted.slice(0, ps.limit);
+			const topRepliedUserIds = repliedUsersSorted.slice(0, ps.limit);
 
 			// Make replies object (includes weights)
-			const repliesObj = await Promise.all(topRepliedUsers.map(async (user) => ({
-				user: await this.userEntityService.pack(user, me, { schema: 'UserDetailed' }),
-				weight: repliedUsers[user] / peak,
+			const _userMap = await this.userEntityService.packMany(topRepliedUserIds, me, { schema: 'UserDetailed' })
+				.then(users => new Map(users.map(u => [u.id, u])));
+			const repliesObj = await Promise.all(topRepliedUserIds.map(async (userId) => ({
+				user: _userMap.get(userId) ?? await this.userEntityService.pack(userId, me, { schema: 'UserDetailed' }),
+				weight: repliedUsers[userId] / peak,
 			})));
 
 			return repliesObj;
diff --git a/packages/backend/src/server/api/endpoints/users/lists/create-from-public.ts b/packages/backend/src/server/api/endpoints/users/lists/create-from-public.ts
index e2db71c5c7..8504da0209 100644
--- a/packages/backend/src/server/api/endpoints/users/lists/create-from-public.ts
+++ b/packages/backend/src/server/api/endpoints/users/lists/create-from-public.ts
@@ -104,11 +104,11 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				throw new ApiError(meta.errors.tooManyUserLists);
 			}
 
-			const userList = await this.userListsRepository.insert({
+			const userList = await this.userListsRepository.insertOne({
 				id: this.idService.gen(),
 				userId: me.id,
 				name: ps.name,
-			} as MiUserList).then(x => this.userListsRepository.findOneByOrFail(x.identifiers[0]));
+			} as MiUserList);
 
 			const users = (await this.userListMembershipsRepository.findBy({
 				userListId: ps.listId,
diff --git a/packages/backend/src/server/api/endpoints/users/lists/create.ts b/packages/backend/src/server/api/endpoints/users/lists/create.ts
index 952580e639..9378bde5cb 100644
--- a/packages/backend/src/server/api/endpoints/users/lists/create.ts
+++ b/packages/backend/src/server/api/endpoints/users/lists/create.ts
@@ -65,11 +65,11 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				throw new ApiError(meta.errors.tooManyUserLists);
 			}
 
-			const userList = await this.userListsRepository.insert({
+			const userList = await this.userListsRepository.insertOne({
 				id: this.idService.gen(),
 				userId: me.id,
 				name: ps.name,
-			} as MiUserList).then(x => this.userListsRepository.findOneByOrFail(x.identifiers[0]));
+			} as MiUserList);
 
 			return await this.userListEntityService.pack(userList);
 		});
diff --git a/packages/backend/src/server/api/endpoints/users/relation.ts b/packages/backend/src/server/api/endpoints/users/relation.ts
index 6a5b2262fa..1d75437b81 100644
--- a/packages/backend/src/server/api/endpoints/users/relation.ts
+++ b/packages/backend/src/server/api/endpoints/users/relation.ts
@@ -132,11 +132,9 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private userEntityService: UserEntityService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
-			const ids = Array.isArray(ps.userId) ? ps.userId : [ps.userId];
-
-			const relations = await Promise.all(ids.map(id => this.userEntityService.getRelation(me.id, id)));
-
-			return Array.isArray(ps.userId) ? relations : relations[0];
+			return Array.isArray(ps.userId)
+				? await this.userEntityService.getRelations(me.id, ps.userId).then(it => [...it.values()])
+				: await this.userEntityService.getRelation(me.id, ps.userId).then(it => [it]);
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/users/report-abuse.ts b/packages/backend/src/server/api/endpoints/users/report-abuse.ts
index 1750dd6206..48e14b68cc 100644
--- a/packages/backend/src/server/api/endpoints/users/report-abuse.ts
+++ b/packages/backend/src/server/api/endpoints/users/report-abuse.ts
@@ -82,14 +82,14 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				throw new ApiError(meta.errors.cannotReportAdmin);
 			}
 
-			const report = await this.abuseUserReportsRepository.insert({
+			const report = await this.abuseUserReportsRepository.insertOne({
 				id: this.idService.gen(),
 				targetUserId: user.id,
 				targetUserHost: user.host,
 				reporterId: me.id,
 				reporterHost: null,
 				comment: ps.comment,
-			}).then(x => this.abuseUserReportsRepository.findOneByOrFail(x.identifiers[0]));
+			});
 
 			// Publish event to moderators
 			setImmediate(async () => {
diff --git a/packages/backend/src/server/api/endpoints/users/show.ts b/packages/backend/src/server/api/endpoints/users/show.ts
index bd81989cb9..062326e28d 100644
--- a/packages/backend/src/server/api/endpoints/users/show.ts
+++ b/packages/backend/src/server/api/endpoints/users/show.ts
@@ -110,14 +110,16 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				});
 
 				// リクエストされた通りに並べ替え
+				// 順番は保持されるけど数は減ってる可能性がある
 				const _users: MiUser[] = [];
 				for (const id of ps.userIds) {
-					_users.push(users.find(x => x.id === id)!);
+					const user = users.find(x => x.id === id);
+					if (user != null) _users.push(user);
 				}
 
-				return await Promise.all(_users.map(u => this.userEntityService.pack(u, me, {
-					schema: 'UserDetailed',
-				})));
+				const _userMap = await this.userEntityService.packMany(_users, me, { schema: 'UserDetailed' })
+					.then(users => new Map(users.map(u => [u.id, u])));
+				return _users.map(u => _userMap.get(u.id)!);
 			} else {
 				// Lookup user
 				if (typeof ps.host === 'string' && typeof ps.username === 'string') {
diff --git a/packages/backend/src/server/api/openapi/gen-spec.ts b/packages/backend/src/server/api/openapi/gen-spec.ts
index 7679a9b464..2a14270a24 100644
--- a/packages/backend/src/server/api/openapi/gen-spec.ts
+++ b/packages/backend/src/server/api/openapi/gen-spec.ts
@@ -93,7 +93,7 @@ export function genOpenapiSpec(config: Config, includeSelfRef = false) {
 		const hasBody = (schema.type === 'object' && schema.properties && Object.keys(schema.properties).length >= 1);
 
 		const info = {
-			operationId: endpoint.name,
+			operationId: endpoint.name.replaceAll('/', '___'), // NOTE: スラッシュは使えない
 			summary: endpoint.name,
 			description: desc,
 			externalDocs: {
diff --git a/packages/backend/src/server/api/stream/channel.ts b/packages/backend/src/server/api/stream/channel.ts
index 44a143538b..a267d27fba 100644
--- a/packages/backend/src/server/api/stream/channel.ts
+++ b/packages/backend/src/server/api/stream/channel.ts
@@ -4,6 +4,10 @@
  */
 
 import { bindThis } from '@/decorators.js';
+import { isInstanceMuted } from '@/misc/is-instance-muted.js';
+import { isUserRelated } from '@/misc/is-user-related.js';
+import { isRenotePacked, isQuotePacked } from '@/misc/is-renote.js';
+import type { Packed } from '@/misc/json-schema.js';
 import type Connection from './Connection.js';
 
 /**
@@ -54,6 +58,24 @@ export default abstract class Channel {
 		return this.connection.subscriber;
 	}
 
+	/*
+	 * ミュートとブロックされてるを処理する
+	 */
+	protected isNoteMutedOrBlocked(note: Packed<'Note'>): boolean {
+		// 流れてきたNoteがインスタンスミュートしたインスタンスが関わる
+		if (isInstanceMuted(note, new Set<string>(this.userProfile?.mutedInstances ?? []))) return true;
+
+		// 流れてきたNoteがミュートしているユーザーが関わる
+		if (isUserRelated(note, this.userIdsWhoMeMuting)) return true;
+		// 流れてきたNoteがブロックされているユーザーが関わる
+		if (isUserRelated(note, this.userIdsWhoBlockingMe)) return true;
+
+		// 流れてきたNoteがリノートをミュートしてるユーザが行ったもの
+		if (isRenotePacked(note) && !isQuotePacked(note) && this.userIdsWhoMeMutingRenotes.has(note.user.id)) return true;
+
+		return false;
+	}
+
 	constructor(id: string, connection: Connection) {
 		this.id = id;
 		this.connection = connection;
diff --git a/packages/backend/src/server/api/stream/channels/antenna.ts b/packages/backend/src/server/api/stream/channels/antenna.ts
index 135d162e63..4a1d2dd109 100644
--- a/packages/backend/src/server/api/stream/channels/antenna.ts
+++ b/packages/backend/src/server/api/stream/channels/antenna.ts
@@ -4,7 +4,6 @@
  */
 
 import { Injectable } from '@nestjs/common';
-import { isUserRelated } from '@/misc/is-user-related.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { bindThis } from '@/decorators.js';
 import type { GlobalEvents } from '@/core/GlobalEventService.js';
@@ -40,12 +39,7 @@ class AntennaChannel extends Channel {
 		if (data.type === 'note') {
 			const note = await this.noteEntityService.pack(data.body.id, this.user, { detail: true });
 
-			// 流れてきたNoteがミュートしているユーザーが関わるものだったら無視する
-			if (isUserRelated(note, this.userIdsWhoMeMuting)) return;
-			// 流れてきたNoteがブロックされているユーザーが関わるものだったら無視する
-			if (isUserRelated(note, this.userIdsWhoBlockingMe)) return;
-
-			if (note.renote && !note.text && isUserRelated(note, this.userIdsWhoMeMutingRenotes)) return;
+			if (this.isNoteMutedOrBlocked(note)) return;
 
 			this.connection.cacheNote(note);
 
diff --git a/packages/backend/src/server/api/stream/channels/channel.ts b/packages/backend/src/server/api/stream/channels/channel.ts
index 90ee1ecda5..140dd3dd9b 100644
--- a/packages/backend/src/server/api/stream/channels/channel.ts
+++ b/packages/backend/src/server/api/stream/channels/channel.ts
@@ -4,10 +4,10 @@
  */
 
 import { Injectable } from '@nestjs/common';
-import { isUserRelated } from '@/misc/is-user-related.js';
 import type { Packed } from '@/misc/json-schema.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { bindThis } from '@/decorators.js';
+import { isRenotePacked, isQuotePacked } from '@/misc/is-renote.js';
 import Channel, { type MiChannelService } from '../channel.js';
 
 class ChannelChannel extends Channel {
@@ -38,14 +38,9 @@ class ChannelChannel extends Channel {
 	private async onNote(note: Packed<'Note'>) {
 		if (note.channelId !== this.channelId) return;
 
-		// 流れてきたNoteがミュートしているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoMeMuting)) return;
-		// 流れてきたNoteがブロックされているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoBlockingMe)) return;
+		if (this.isNoteMutedOrBlocked(note)) return;
 
-		if (note.renote && !note.text && isUserRelated(note, this.userIdsWhoMeMutingRenotes)) return;
-
-		if (this.user && note.renoteId && !note.text) {
+		if (this.user && isRenotePacked(note) && !isQuotePacked(note)) {
 			if (note.renote && Object.keys(note.renote.reactions).length > 0) {
 				const myRenoteReaction = await this.noteEntityService.populateMyReaction(note.renote, this.user.id);
 				note.renote.myReaction = myRenoteReaction;
diff --git a/packages/backend/src/server/api/stream/channels/global-timeline.ts b/packages/backend/src/server/api/stream/channels/global-timeline.ts
index 723b89c908..17116258d8 100644
--- a/packages/backend/src/server/api/stream/channels/global-timeline.ts
+++ b/packages/backend/src/server/api/stream/channels/global-timeline.ts
@@ -4,14 +4,12 @@
  */
 
 import { Injectable } from '@nestjs/common';
-import { checkWordMute } from '@/misc/check-word-mute.js';
-import { isInstanceMuted } from '@/misc/is-instance-muted.js';
-import { isUserRelated } from '@/misc/is-user-related.js';
 import type { Packed } from '@/misc/json-schema.js';
 import { MetaService } from '@/core/MetaService.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { bindThis } from '@/decorators.js';
 import { RoleService } from '@/core/RoleService.js';
+import { isRenotePacked, isQuotePacked } from '@/misc/is-renote.js';
 import Channel, { type MiChannelService } from '../channel.js';
 
 class GlobalTimelineChannel extends Channel {
@@ -52,26 +50,11 @@ class GlobalTimelineChannel extends Channel {
 		if (note.visibility !== 'public') return;
 		if (note.channelId != null) return;
 
-		// 関係ない返信は除外
-		if (note.reply && !this.following[note.userId]?.withReplies) {
-			const reply = note.reply;
-			// 「チャンネル接続主への返信」でもなければ、「チャンネル接続主が行った返信」でもなければ、「投稿者の投稿者自身への返信」でもない場合
-			if (reply.userId !== this.user!.id && note.userId !== this.user!.id && reply.userId !== note.userId) return;
-		}
-
-		if (note.renote && note.text == null && (note.fileIds == null || note.fileIds.length === 0) && !this.withRenotes) return;
-
-		// Ignore notes from instances the user has muted
-		if (isInstanceMuted(note, new Set<string>(this.userProfile?.mutedInstances ?? []))) return;
-
-		// 流れてきたNoteがミュートしているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoMeMuting)) return;
-		// 流れてきたNoteがブロックされているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoBlockingMe)) return;
+		if (isRenotePacked(note) && !isQuotePacked(note) && !this.withRenotes) return;
 
-		if (note.renote && !note.text && isUserRelated(note, this.userIdsWhoMeMutingRenotes)) return;
+		if (this.isNoteMutedOrBlocked(note)) return;
 
-		if (this.user && note.renoteId && !note.text) {
+		if (this.user && isRenotePacked(note) && !isQuotePacked(note)) {
 			if (note.renote && Object.keys(note.renote.reactions).length > 0) {
 				const myRenoteReaction = await this.noteEntityService.populateMyReaction(note.renote, this.user.id);
 				note.renote.myReaction = myRenoteReaction;
diff --git a/packages/backend/src/server/api/stream/channels/hashtag.ts b/packages/backend/src/server/api/stream/channels/hashtag.ts
index 377b1a0162..57bada5d9c 100644
--- a/packages/backend/src/server/api/stream/channels/hashtag.ts
+++ b/packages/backend/src/server/api/stream/channels/hashtag.ts
@@ -5,10 +5,10 @@
 
 import { Injectable } from '@nestjs/common';
 import { normalizeForSearch } from '@/misc/normalize-for-search.js';
-import { isUserRelated } from '@/misc/is-user-related.js';
 import type { Packed } from '@/misc/json-schema.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { bindThis } from '@/decorators.js';
+import { isRenotePacked, isQuotePacked } from '@/misc/is-renote.js';
 import Channel, { type MiChannelService } from '../channel.js';
 
 class HashtagChannel extends Channel {
@@ -43,14 +43,9 @@ class HashtagChannel extends Channel {
 		const matched = this.q.some(tags => tags.every(tag => noteTags.includes(normalizeForSearch(tag))));
 		if (!matched) return;
 
-		// 流れてきたNoteがミュートしているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoMeMuting)) return;
-		// 流れてきたNoteがブロックされているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoBlockingMe)) return;
+		if (this.isNoteMutedOrBlocked(note)) return;
 
-		if (note.renote && !note.text && isUserRelated(note, this.userIdsWhoMeMutingRenotes)) return;
-
-		if (this.user && note.renoteId && !note.text) {
+		if (this.user && isRenotePacked(note) && !isQuotePacked(note)) {
 			if (note.renote && Object.keys(note.renote.reactions).length > 0) {
 				const myRenoteReaction = await this.noteEntityService.populateMyReaction(note.renote, this.user.id);
 				note.renote.myReaction = myRenoteReaction;
diff --git a/packages/backend/src/server/api/stream/channels/home-timeline.ts b/packages/backend/src/server/api/stream/channels/home-timeline.ts
index f45bf8622e..878a3180cb 100644
--- a/packages/backend/src/server/api/stream/channels/home-timeline.ts
+++ b/packages/backend/src/server/api/stream/channels/home-timeline.ts
@@ -4,12 +4,10 @@
  */
 
 import { Injectable } from '@nestjs/common';
-import { checkWordMute } from '@/misc/check-word-mute.js';
-import { isUserRelated } from '@/misc/is-user-related.js';
-import { isInstanceMuted } from '@/misc/is-instance-muted.js';
 import type { Packed } from '@/misc/json-schema.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { bindThis } from '@/decorators.js';
+import { isRenotePacked, isQuotePacked } from '@/misc/is-renote.js';
 import Channel, { type MiChannelService } from '../channel.js';
 
 class HomeTimelineChannel extends Channel {
@@ -51,9 +49,6 @@ class HomeTimelineChannel extends Channel {
 			if (!isMe && !Object.hasOwn(this.following, note.userId)) return;
 		}
 
-		// Ignore notes from instances the user has muted
-		if (isInstanceMuted(note, new Set<string>(this.userProfile!.mutedInstances))) return;
-
 		if (note.visibility === 'followers') {
 			if (!isMe && !Object.hasOwn(this.following, note.userId)) return;
 		} else if (note.visibility === 'specified') {
@@ -72,7 +67,7 @@ class HomeTimelineChannel extends Channel {
 		}
 
 		// 純粋なリノート（引用リノートでないリノート）の場合
-		if (note.renote && note.text == null && (note.fileIds == null || note.fileIds.length === 0) && note.poll == null) {
+		if (isRenotePacked(note) && !isQuotePacked(note) && note.renote) {
 			if (!this.withRenotes) return;
 			if (note.renote.reply) {
 				const reply = note.renote.reply;
@@ -81,14 +76,9 @@ class HomeTimelineChannel extends Channel {
 			}
 		}
 
-		// 流れてきたNoteがミュートしているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoMeMuting)) return;
-		// 流れてきたNoteがブロックされているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoBlockingMe)) return;
-
-		if (note.renote && !note.text && isUserRelated(note, this.userIdsWhoMeMutingRenotes)) return;
+		if (this.isNoteMutedOrBlocked(note)) return;
 
-		if (this.user && note.renoteId && !note.text) {
+		if (this.user && isRenotePacked(note) && !isQuotePacked(note)) {
 			if (note.renote && Object.keys(note.renote.reactions).length > 0) {
 				const myRenoteReaction = await this.noteEntityService.populateMyReaction(note.renote, this.user.id);
 				note.renote.myReaction = myRenoteReaction;
diff --git a/packages/backend/src/server/api/stream/channels/hybrid-timeline.ts b/packages/backend/src/server/api/stream/channels/hybrid-timeline.ts
index d67da6f565..575d23d53c 100644
--- a/packages/backend/src/server/api/stream/channels/hybrid-timeline.ts
+++ b/packages/backend/src/server/api/stream/channels/hybrid-timeline.ts
@@ -4,14 +4,12 @@
  */
 
 import { Injectable } from '@nestjs/common';
-import { checkWordMute } from '@/misc/check-word-mute.js';
-import { isUserRelated } from '@/misc/is-user-related.js';
-import { isInstanceMuted } from '@/misc/is-instance-muted.js';
 import type { Packed } from '@/misc/json-schema.js';
 import { MetaService } from '@/core/MetaService.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { bindThis } from '@/decorators.js';
 import { RoleService } from '@/core/RoleService.js';
+import { isRenotePacked, isQuotePacked } from '@/misc/is-renote.js';
 import Channel, { type MiChannelService } from '../channel.js';
 
 class HybridTimelineChannel extends Channel {
@@ -71,8 +69,7 @@ class HybridTimelineChannel extends Channel {
 			if (!isMe && !note.visibleUserIds!.includes(this.user!.id)) return;
 		}
 
-		// Ignore notes from instances the user has muted
-		if (isInstanceMuted(note, new Set<string>(this.userProfile!.mutedInstances))) return;
+		if (this.isNoteMutedOrBlocked(note)) return;
 
 		if (note.reply) {
 			const reply = note.reply;
@@ -85,14 +82,7 @@ class HybridTimelineChannel extends Channel {
 			}
 		}
 
-		if (note.renote && note.text == null && (note.fileIds == null || note.fileIds.length === 0) && !this.withRenotes) return;
-
-		// 流れてきたNoteがミュートしているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoMeMuting)) return;
-		// 流れてきたNoteがブロックされているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoBlockingMe)) return;
-
-		if (note.renote && !note.text && isUserRelated(note, this.userIdsWhoMeMutingRenotes)) return;
+		if (isRenotePacked(note) && !isQuotePacked(note) && !this.withRenotes) return;
 
 		if (this.user && note.renoteId && !note.text) {
 			if (note.renote && Object.keys(note.renote.reactions).length > 0) {
diff --git a/packages/backend/src/server/api/stream/channels/local-timeline.ts b/packages/backend/src/server/api/stream/channels/local-timeline.ts
index 43d26124ef..442d08ae51 100644
--- a/packages/backend/src/server/api/stream/channels/local-timeline.ts
+++ b/packages/backend/src/server/api/stream/channels/local-timeline.ts
@@ -4,13 +4,12 @@
  */
 
 import { Injectable } from '@nestjs/common';
-import { checkWordMute } from '@/misc/check-word-mute.js';
-import { isUserRelated } from '@/misc/is-user-related.js';
 import type { Packed } from '@/misc/json-schema.js';
 import { MetaService } from '@/core/MetaService.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { bindThis } from '@/decorators.js';
 import { RoleService } from '@/core/RoleService.js';
+import { isQuotePacked, isRenotePacked } from '@/misc/is-renote.js';
 import Channel, { type MiChannelService } from '../channel.js';
 
 class LocalTimelineChannel extends Channel {
@@ -61,16 +60,11 @@ class LocalTimelineChannel extends Channel {
 			if (reply.userId !== this.user.id && note.userId !== this.user.id && reply.userId !== note.userId) return;
 		}
 
-		if (note.renote && note.text == null && (note.fileIds == null || note.fileIds.length === 0) && !this.withRenotes) return;
+		if (isRenotePacked(note) && !isQuotePacked(note) && !this.withRenotes) return;
 
-		// 流れてきたNoteがミュートしているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoMeMuting)) return;
-		// 流れてきたNoteがブロックされているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoBlockingMe)) return;
+		if (this.isNoteMutedOrBlocked(note)) return;
 
-		if (note.renote && !note.text && isUserRelated(note, this.userIdsWhoMeMutingRenotes)) return;
-
-		if (this.user && note.renoteId && !note.text) {
+		if (this.user && isRenotePacked(note) && !isQuotePacked(note)) {
 			if (note.renote && Object.keys(note.renote.reactions).length > 0) {
 				const myRenoteReaction = await this.noteEntityService.populateMyReaction(note.renote, this.user.id);
 				note.renote.myReaction = myRenoteReaction;
diff --git a/packages/backend/src/server/api/stream/channels/role-timeline.ts b/packages/backend/src/server/api/stream/channels/role-timeline.ts
index 80aab4b35e..6a4ad22460 100644
--- a/packages/backend/src/server/api/stream/channels/role-timeline.ts
+++ b/packages/backend/src/server/api/stream/channels/role-timeline.ts
@@ -4,8 +4,6 @@
  */
 
 import { Injectable } from '@nestjs/common';
-import { isUserRelated } from '@/misc/is-user-related.js';
-import type { Packed } from '@/misc/json-schema.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { bindThis } from '@/decorators.js';
 import { RoleService } from '@/core/RoleService.js';
@@ -46,12 +44,7 @@ class RoleTimelineChannel extends Channel {
 			}
 			if (note.visibility !== 'public') return;
 
-			// 流れてきたNoteがミュートしているユーザーが関わるものだったら無視する
-			if (isUserRelated(note, this.userIdsWhoMeMuting)) return;
-			// 流れてきたNoteがブロックされているユーザーが関わるものだったら無視する
-			if (isUserRelated(note, this.userIdsWhoBlockingMe)) return;
-
-			if (note.renote && !note.text && isUserRelated(note, this.userIdsWhoMeMutingRenotes)) return;
+			if (this.isNoteMutedOrBlocked(note)) return;
 
 			this.send('note', note);
 		} else {
diff --git a/packages/backend/src/server/api/stream/channels/user-list.ts b/packages/backend/src/server/api/stream/channels/user-list.ts
index f7bb106c03..14b30a157c 100644
--- a/packages/backend/src/server/api/stream/channels/user-list.ts
+++ b/packages/backend/src/server/api/stream/channels/user-list.ts
@@ -5,12 +5,11 @@
 
 import { Inject, Injectable } from '@nestjs/common';
 import type { MiUserListMembership, UserListMembershipsRepository, UserListsRepository } from '@/models/_.js';
-import { isUserRelated } from '@/misc/is-user-related.js';
 import type { Packed } from '@/misc/json-schema.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { DI } from '@/di-symbols.js';
 import { bindThis } from '@/decorators.js';
-import { isInstanceMuted } from '@/misc/is-instance-muted.js';
+import { isRenotePacked, isQuotePacked } from '@/misc/is-renote.js';
 import Channel, { type MiChannelService } from '../channel.js';
 
 class UserListChannel extends Channel {
@@ -106,25 +105,17 @@ class UserListChannel extends Channel {
 			}
 		}
 
-		if (note.renote && note.text == null && (note.fileIds == null || note.fileIds.length === 0) && !this.withRenotes) return;
+		if (isRenotePacked(note) && !isQuotePacked(note) && !this.withRenotes) return;
 
-		// 流れてきたNoteがミュートしているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoMeMuting)) return;
-		// 流れてきたNoteがブロックされているユーザーが関わるものだったら無視する
-		if (isUserRelated(note, this.userIdsWhoBlockingMe)) return;
+		if (this.isNoteMutedOrBlocked(note)) return;
 
-		if (note.renote && !note.text && isUserRelated(note, this.userIdsWhoMeMutingRenotes)) return;
-
-		if (this.user && note.renoteId && !note.text) {
+		if (this.user && isRenotePacked(note) && !isQuotePacked(note)) {
 			if (note.renote && Object.keys(note.renote.reactions).length > 0) {
 				const myRenoteReaction = await this.noteEntityService.populateMyReaction(note.renote, this.user.id);
 				note.renote.myReaction = myRenoteReaction;
 			}
 		}
 
-		// 流れてきたNoteがミュートしているインスタンスに関わるものだったら無視する
-		if (isInstanceMuted(note, this.userMutedInstances)) return;
-
 		this.connection.cacheNote(note);
 
 		this.send('note', note);
diff --git a/packages/backend/src/server/web/ClientServerService.ts b/packages/backend/src/server/web/ClientServerService.ts
index b1af0c3df6..ab03489c0d 100644
--- a/packages/backend/src/server/web/ClientServerService.ts
+++ b/packages/backend/src/server/web/ClientServerService.ts
@@ -199,9 +199,18 @@ export class ClientServerService {
 
 		// Authenticate
 		fastify.addHook('onRequest', async (request, reply) => {
+			if (request.routeOptions.url == null) {
+				reply.code(404).send('Not found');
+				return;
+			}
+
 			// %71ueueとかでリクエストされたら困るため
 			const url = decodeURI(request.routeOptions.url);
 			if (url === bullBoardPath || url.startsWith(bullBoardPath + '/')) {
+				if (!url.startsWith(bullBoardPath + '/static/')) {
+					reply.header('Cache-Control', 'private, max-age=0, must-revalidate');
+				}
+
 				const token = request.cookies.token;
 				if (token == null) {
 					reply.code(401).send('Login required');
@@ -429,7 +438,7 @@ export class ClientServerService {
 
 		//#endregion
 
-		const renderBase = async (reply: FastifyReply) => {
+		const renderBase = async (reply: FastifyReply, data: { [key: string]: any } = {}) => {
 			const meta = await this.metaService.fetch();
 			reply.header('Cache-Control', 'public, max-age=30');
 			return await reply.view('base', {
@@ -438,6 +447,7 @@ export class ClientServerService {
 				title: meta.name ?? 'Misskey',
 				desc: meta.description,
 				...await this.generateCommonPugData(meta),
+				...data,
 			});
 		};
 
@@ -456,7 +466,9 @@ export class ClientServerService {
 		};
 
 		// Atom
-		fastify.get<{ Params: { user: string; } }>('/@:user.atom', async (request, reply) => {
+		fastify.get<{ Params: { user?: string; } }>('/@:user.atom', async (request, reply) => {
+			if (request.params.user == null) return await renderBase(reply);
+
 			const feed = await getFeed(request.params.user);
 
 			if (feed) {
@@ -469,7 +481,9 @@ export class ClientServerService {
 		});
 
 		// RSS
-		fastify.get<{ Params: { user: string; } }>('/@:user.rss', async (request, reply) => {
+		fastify.get<{ Params: { user?: string; } }>('/@:user.rss', async (request, reply) => {
+			if (request.params.user == null) return await renderBase(reply);
+
 			const feed = await getFeed(request.params.user);
 
 			if (feed) {
@@ -482,7 +496,9 @@ export class ClientServerService {
 		});
 
 		// JSON
-		fastify.get<{ Params: { user: string; } }>('/@:user.json', async (request, reply) => {
+		fastify.get<{ Params: { user?: string; } }>('/@:user.json', async (request, reply) => {
+			if (request.params.user == null) return await renderBase(reply);
+
 			const feed = await getFeed(request.params.user);
 
 			if (feed) {
@@ -735,6 +751,18 @@ export class ClientServerService {
 		});
 		//#endregion
 
+		//region noindex pages
+		// Tags
+		fastify.get<{ Params: { clip: string; } }>('/tags/:tag', async (request, reply) => {
+			return await renderBase(reply, { noindex: true });
+		});
+
+		// User with Tags
+		fastify.get<{ Params: { clip: string; } }>('/user-tags/:tag', async (request, reply) => {
+			return await renderBase(reply, { noindex: true });
+		});
+		//endregion
+
 		fastify.get('/_info_card_', async (request, reply) => {
 			const meta = await this.metaService.fetch(true);
 
diff --git a/packages/backend/src/server/web/UrlPreviewService.ts b/packages/backend/src/server/web/UrlPreviewService.ts
index c6a96e94cb..8f8f08a305 100644
--- a/packages/backend/src/server/web/UrlPreviewService.ts
+++ b/packages/backend/src/server/web/UrlPreviewService.ts
@@ -5,6 +5,7 @@
 
 import { Inject, Injectable } from '@nestjs/common';
 import { summaly } from '@misskey-dev/summaly';
+import { SummalyResult } from '@misskey-dev/summaly/built/summary.js';
 import { DI } from '@/di-symbols.js';
 import type { Config } from '@/config.js';
 import { MetaService } from '@/core/MetaService.js';
@@ -14,6 +15,7 @@ import { query } from '@/misc/prelude/url.js';
 import { LoggerService } from '@/core/LoggerService.js';
 import { bindThis } from '@/decorators.js';
 import { ApiError } from '@/server/api/error.js';
+import { MiMeta } from '@/models/Meta.js';
 import type { FastifyRequest, FastifyReply } from 'fastify';
 
 @Injectable()
@@ -62,24 +64,25 @@ export class UrlPreviewService {
 
 		const meta = await this.metaService.fetch();
 
-		this.logger.info(meta.summalyProxy
+		if (!meta.urlPreviewEnabled) {
+			reply.code(403);
+			return {
+				error: new ApiError({
+					message: 'URL preview is disabled',
+					code: 'URL_PREVIEW_DISABLED',
+					id: '58b36e13-d2f5-0323-b0c6-76aa9dabefb8',
+				}),
+			};
+		}
+
+		this.logger.info(meta.urlPreviewSummaryProxyUrl
 			? `(Proxy) Getting preview of ${url}@${lang} ...`
 			: `Getting preview of ${url}@${lang} ...`);
+
 		try {
-			const summary = meta.summalyProxy ?
-				await this.httpRequestService.getJson<ReturnType<typeof summaly>>(`${meta.summalyProxy}?${query({
-					url: url,
-					lang: lang ?? 'ja-JP',
-				})}`)
-				:
-				await summaly(url, {
-					followRedirects: false,
-					lang: lang ?? 'ja-JP',
-					agent: this.config.proxy ? {
-						http: this.httpRequestService.httpAgent,
-						https: this.httpRequestService.httpsAgent,
-					} : undefined,
-				});
+			const summary = meta.urlPreviewSummaryProxyUrl
+				? await this.fetchSummaryFromProxy(url, meta, lang)
+				: await this.fetchSummary(url, meta, lang);
 
 			this.logger.succ(`Got preview of ${url}: ${summary.title}`);
 
@@ -100,6 +103,7 @@ export class UrlPreviewService {
 			return summary;
 		} catch (err) {
 			this.logger.warn(`Failed to get preview of ${url}: ${err}`);
+
 			reply.code(422);
 			reply.header('Cache-Control', 'max-age=86400, immutable');
 			return {
@@ -111,4 +115,37 @@ export class UrlPreviewService {
 			};
 		}
 	}
+
+	private fetchSummary(url: string, meta: MiMeta, lang?: string): Promise<SummalyResult> {
+		const agent = this.config.proxy
+			? {
+				http: this.httpRequestService.httpAgent,
+				https: this.httpRequestService.httpsAgent,
+			}
+			: undefined;
+
+		return summaly(url, {
+			followRedirects: false,
+			lang: lang ?? 'ja-JP',
+			agent: agent,
+			userAgent: meta.urlPreviewUserAgent ?? undefined,
+			operationTimeout: meta.urlPreviewTimeout,
+			contentLengthLimit: meta.urlPreviewMaximumContentLength,
+			contentLengthRequired: meta.urlPreviewRequireContentLength,
+		});
+	}
+
+	private fetchSummaryFromProxy(url: string, meta: MiMeta, lang?: string): Promise<SummalyResult> {
+		const proxy = meta.urlPreviewSummaryProxyUrl!;
+		const queryStr = query({
+			url: url,
+			lang: lang ?? 'ja-JP',
+			userAgent: meta.urlPreviewUserAgent ?? undefined,
+			operationTimeout: meta.urlPreviewTimeout,
+			contentLengthLimit: meta.urlPreviewMaximumContentLength,
+			contentLengthRequired: meta.urlPreviewRequireContentLength,
+		});
+
+		return this.httpRequestService.getJson<SummalyResult>(`${proxy}?${queryStr}`);
+	}
 }
diff --git a/packages/backend/src/server/web/boot.js b/packages/backend/src/server/web/boot.js
index 59441826b0..396536948e 100644
--- a/packages/backend/src/server/web/boot.js
+++ b/packages/backend/src/server/web/boot.js
@@ -86,8 +86,8 @@
 	//#endregion
 
 	//#region Script
-	function importAppScript() {
-		import(`/vite/${CLIENT_ENTRY}`)
+	async function importAppScript() {
+		await import(`/vite/${CLIENT_ENTRY}`)
 			.catch(async e => {
 				console.error(e);
 				renderError('APP_IMPORT', e);
diff --git a/packages/backend/src/server/web/views/base.pug b/packages/backend/src/server/web/views/base.pug
index 123336809b..ec1325e4e9 100644
--- a/packages/backend/src/server/web/views/base.pug
+++ b/packages/backend/src/server/web/views/base.pug
@@ -36,7 +36,7 @@ html
 		link(rel='prefetch' href=infoImageUrl)
 		link(rel='prefetch' href=notFoundImageUrl)
 		//- https://github.com/misskey-dev/misskey/issues/9842
-		link(rel='stylesheet' href='/assets/tabler-icons/tabler-icons.min.css?v2.44.0')
+		link(rel='stylesheet' href='/assets/tabler-icons/tabler-icons.min.css?v3.3.0')
 		link(rel='modulepreload' href=`/vite/${clientEntry.file}`)
 
 		if !config.clientManifestExists
@@ -50,6 +50,9 @@ html
 			block title
 				= title || 'Misskey'
 
+		if noindex
+			meta(name='robots' content='noindex')
+
 		block desc
 			meta(name='description' content= desc || '✨🌎✨ A interplanetary communication platform ✨🚀✨')
 
diff --git a/packages/backend/src/server/web/views/note.pug b/packages/backend/src/server/web/views/note.pug
index 9bc652b6a1..fb659ce171 100644
--- a/packages/backend/src/server/web/views/note.pug
+++ b/packages/backend/src/server/web/views/note.pug
@@ -2,7 +2,7 @@ extends ./base
 
 block vars
 	- const user = note.user;
-	- const title = user.name ? `${user.name} (@${user.username})` : `@${user.username}`;
+	- const title = user.name ? `${user.name} (@${user.username}${user.host ? `@${user.host}` : ''})` : `@${user.username}${user.host ? `@${user.host}` : ''}`;
 	- const url = `${config.url}/notes/${note.id}`;
 	- const isRenote = note.renote && note.text == null && note.fileIds.length == 0 && note.poll == null;
 	- const images = (note.files || []).filter(file => file.type.startsWith('image/') && !file.isSensitive)
@@ -28,7 +28,7 @@ block og
 			// FIXME: add embed player for Twitter
 	if images.length
 		meta(property='twitter:card' content='summary_large_image')
-		each image in images	
+		each image in images
 			meta(property='og:image'     content= image.url)
 	else
 		meta(property='twitter:card' content='summary')
diff --git a/packages/backend/src/server/web/views/page.pug b/packages/backend/src/server/web/views/page.pug
index 08bb08ffe7..03c50eca8a 100644
--- a/packages/backend/src/server/web/views/page.pug
+++ b/packages/backend/src/server/web/views/page.pug
@@ -3,7 +3,7 @@ extends ./base
 block vars
 	- const user = page.user;
 	- const title = page.title;
-	- const url = `${config.url}/@${user.username}/${page.name}`;
+	- const url = `${config.url}/@${user.username}/pages/${page.name}`;
 
 block title
 	= `${title} | ${instanceName}`
diff --git a/packages/backend/src/server/web/views/user.pug b/packages/backend/src/server/web/views/user.pug
index 83d57349a6..2b0a7bab5c 100644
--- a/packages/backend/src/server/web/views/user.pug
+++ b/packages/backend/src/server/web/views/user.pug
@@ -1,7 +1,7 @@
 extends ./base
 
 block vars
-	- const title = user.name ? `${user.name} (@${user.username})` : `@${user.username}`;
+	- const title = user.name ? `${user.name} (@${user.username}${user.host ? `@${user.host}` : ''})` : `@${user.username}${user.host ? `@${user.host}` : ''}`;
 	- const url = `${config.url}/@${(user.host ? `${user.username}@${user.host}` : user.username)}`;
 
 block title