merge: upstream changes

34 files changed, 462 insertions, 230 deletions

diff --git a/packages/backend/src/core/AntennaService.ts b/packages/backend/src/core/AntennaService.ts
index 94c8ad0cf1..65be275548 100644
--- a/packages/backend/src/core/AntennaService.ts
+++ b/packages/backend/src/core/AntennaService.ts
@@ -16,7 +16,7 @@ import type { AntennasRepository, UserListMembershipsRepository } from '@/models
 import { UtilityService } from '@/core/UtilityService.js';
 import { bindThis } from '@/decorators.js';
 import type { GlobalEvents } from '@/core/GlobalEventService.js';
-import { RedisTimelineService } from '@/core/RedisTimelineService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
 import type { OnApplicationShutdown } from '@nestjs/common';
 
 @Injectable()
@@ -39,7 +39,7 @@ export class AntennaService implements OnApplicationShutdown {
 
 		private utilityService: UtilityService,
 		private globalEventService: GlobalEventService,
-		private redisTimelineService: RedisTimelineService,
+		private funoutTimelineService: FunoutTimelineService,
 	) {
 		this.antennasFetched = false;
 		this.antennas = [];
@@ -84,7 +84,7 @@ export class AntennaService implements OnApplicationShutdown {
 		const redisPipeline = this.redisForTimelines.pipeline();
 
 		for (const antenna of matchedAntennas) {
-			this.redisTimelineService.push(`antennaTimeline:${antenna.id}`, note.id, 200, redisPipeline);
+			this.funoutTimelineService.push(`antennaTimeline:${antenna.id}`, note.id, 200, redisPipeline);
 			this.globalEventService.publishAntennaStream(antenna.id, 'note', note);
 		}
 
diff --git a/packages/backend/src/core/CoreModule.ts b/packages/backend/src/core/CoreModule.ts
index 131c09f27b..ad4f58e1d7 100644
--- a/packages/backend/src/core/CoreModule.ts
+++ b/packages/backend/src/core/CoreModule.ts
@@ -62,7 +62,7 @@ import { FileInfoService } from './FileInfoService.js';
 import { SearchService } from './SearchService.js';
 import { ClipService } from './ClipService.js';
 import { FeaturedService } from './FeaturedService.js';
-import { RedisTimelineService } from './RedisTimelineService.js';
+import { FunoutTimelineService } from './FunoutTimelineService.js';
 import { ChartLoggerService } from './chart/ChartLoggerService.js';
 import FederationChart from './chart/charts/federation.js';
 import NotesChart from './chart/charts/notes.js';
@@ -192,7 +192,7 @@ const $FileInfoService: Provider = { provide: 'FileInfoService', useExisting: Fi
 const $SearchService: Provider = { provide: 'SearchService', useExisting: SearchService };
 const $ClipService: Provider = { provide: 'ClipService', useExisting: ClipService };
 const $FeaturedService: Provider = { provide: 'FeaturedService', useExisting: FeaturedService };
-const $RedisTimelineService: Provider = { provide: 'RedisTimelineService', useExisting: RedisTimelineService };
+const $FunoutTimelineService: Provider = { provide: 'FunoutTimelineService', useExisting: FunoutTimelineService };
 
 const $ChartLoggerService: Provider = { provide: 'ChartLoggerService', useExisting: ChartLoggerService };
 const $FederationChart: Provider = { provide: 'FederationChart', useExisting: FederationChart };
@@ -326,7 +326,7 @@ const $ApQuestionService: Provider = { provide: 'ApQuestionService', useExisting
 		SearchService,
 		ClipService,
 		FeaturedService,
-		RedisTimelineService,
+		FunoutTimelineService,
 		ChartLoggerService,
 		FederationChart,
 		NotesChart,
@@ -453,7 +453,7 @@ const $ApQuestionService: Provider = { provide: 'ApQuestionService', useExisting
 		$SearchService,
 		$ClipService,
 		$FeaturedService,
-		$RedisTimelineService,
+		$FunoutTimelineService,
 		$ChartLoggerService,
 		$FederationChart,
 		$NotesChart,
@@ -581,7 +581,7 @@ const $ApQuestionService: Provider = { provide: 'ApQuestionService', useExisting
 		SearchService,
 		ClipService,
 		FeaturedService,
-		RedisTimelineService,
+		FunoutTimelineService,
 		FederationChart,
 		NotesChart,
 		UsersChart,
@@ -707,7 +707,7 @@ const $ApQuestionService: Provider = { provide: 'ApQuestionService', useExisting
 		$SearchService,
 		$ClipService,
 		$FeaturedService,
-		$RedisTimelineService,
+		$FunoutTimelineService,
 		$FederationChart,
 		$NotesChart,
 		$UsersChart,
diff --git a/packages/backend/src/core/RedisTimelineService.ts b/packages/backend/src/core/FunoutTimelineService.ts
index 94541759cc..c633c329e5 100644
--- a/packages/backend/src/core/RedisTimelineService.ts
+++ b/packages/backend/src/core/FunoutTimelineService.ts
@@ -10,7 +10,7 @@ import { bindThis } from '@/decorators.js';
 import { IdService } from '@/core/IdService.js';
 
 @Injectable()
-export class RedisTimelineService {
+export class FunoutTimelineService {
 	constructor(
 		@Inject(DI.redisForTimelines)
 		private redisForTimelines: Redis.Redis,
@@ -77,4 +77,9 @@ export class RedisTimelineService {
 			);
 		});
 	}
+
+	@bindThis
+	public purge(name: string) {
+		return this.redisForTimelines.del('list:' + name);
+	}
 }
diff --git a/packages/backend/src/core/HashtagService.ts b/packages/backend/src/core/HashtagService.ts
index 1a2f37be39..d378999907 100644
--- a/packages/backend/src/core/HashtagService.ts
+++ b/packages/backend/src/core/HashtagService.ts
@@ -45,7 +45,7 @@ export class HashtagService {
 			await this.updateHashtag(user, tag, true, true);
 		}
 
-		for (const tag of (user.tags ?? []).filter(x => !tags.includes(x))) {
+		for (const tag of user.tags.filter(x => !tags.includes(x))) {
 			await this.updateHashtag(user, tag, true, false);
 		}
 	}
diff --git a/packages/backend/src/core/NoteCreateService.ts b/packages/backend/src/core/NoteCreateService.ts
index cc3dff8500..ee2dbc385d 100644
--- a/packages/backend/src/core/NoteCreateService.ts
+++ b/packages/backend/src/core/NoteCreateService.ts
@@ -54,7 +54,7 @@ import { RoleService } from '@/core/RoleService.js';
 import { MetaService } from '@/core/MetaService.js';
 import { SearchService } from '@/core/SearchService.js';
 import { FeaturedService } from '@/core/FeaturedService.js';
-import { RedisTimelineService } from '@/core/RedisTimelineService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
 import { nyaize } from '@/misc/nyaize.js';
 import { UtilityService } from '@/core/UtilityService.js';
 
@@ -197,7 +197,7 @@ export class NoteCreateService implements OnApplicationShutdown {
 		private idService: IdService,
 		private globalEventService: GlobalEventService,
 		private queueService: QueueService,
-		private redisTimelineService: RedisTimelineService,
+		private funoutTimelineService: FunoutTimelineService,
 		private noteReadService: NoteReadService,
 		private notificationService: NotificationService,
 		private relayService: RelayService,
@@ -253,8 +253,10 @@ export class NoteCreateService implements OnApplicationShutdown {
 		if (data.channel != null) data.visibleUsers = [];
 		if (data.channel != null) data.localOnly = true;
 
+		const meta = await this.metaService.fetch();
+
 		if (data.visibility === 'public' && data.channel == null) {
-			const sensitiveWords = (await this.metaService.fetch()).sensitiveWords;
+			const sensitiveWords = meta.sensitiveWords;
 			if (this.isSensitive(data, sensitiveWords)) {
 				data.visibility = 'home';
 			} else if ((await this.roleService.getUserPolicies(user.id)).canPublicNote === false) {
@@ -262,7 +264,7 @@ export class NoteCreateService implements OnApplicationShutdown {
 			}
 		}
 
-		const inSilencedInstance = this.utilityService.isSilencedHost((await this.metaService.fetch()).silencedHosts, user.host);
+		const inSilencedInstance = this.utilityService.isSilencedHost(meta.silencedHosts, user.host);
 
 		if (data.visibility === 'public' && inSilencedInstance && user.host !== null) {
 			data.visibility = 'home';
@@ -316,7 +318,7 @@ export class NoteCreateService implements OnApplicationShutdown {
 			data.text = data.text.trim();
 
 			if (user.isCat && user.speakAsCat) {
-				patsedText = patsedText ?? mfm.parse(data.text);
+				patsedText = mfm.parse(data.text);
 				function nyaizeNode(node: mfm.MfmNode) {
 					if (node.type === 'quote') return;
 					if (node.type === 'text') {
@@ -358,7 +360,7 @@ export class NoteCreateService implements OnApplicationShutdown {
 			mentionedUsers = data.apMentions ?? await this.extractMentionedUsers(user, combinedTokens);
 		}
 
-		tags = tags.filter(tag => Array.from(tag ?? '').length <= 128).splice(0, 32);
+		tags = tags.filter(tag => Array.from(tag).length <= 128).splice(0, 32);
 
 		if (data.reply && (user.id !== data.reply.userId) && !mentionedUsers.some(u => u.id === data.reply!.userId)) {
 			mentionedUsers.push(await this.usersRepository.findOneByOrFail({ id: data.reply!.userId }));
@@ -854,9 +856,9 @@ export class NoteCreateService implements OnApplicationShutdown {
 		const r = this.redisForTimelines.pipeline();
 
 		if (note.channelId) {
-			this.redisTimelineService.push(`channelTimeline:${note.channelId}`, note.id, this.config.perChannelMaxNoteCacheCount, r);
+			this.funoutTimelineService.push(`channelTimeline:${note.channelId}`, note.id, this.config.perChannelMaxNoteCacheCount, r);
 
-			this.redisTimelineService.push(`userTimelineWithChannel:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax : meta.perRemoteUserUserTimelineCacheMax, r);
+			this.funoutTimelineService.push(`userTimelineWithChannel:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax : meta.perRemoteUserUserTimelineCacheMax, r);
 
 			const channelFollowings = await this.channelFollowingsRepository.find({
 				where: {
@@ -866,9 +868,9 @@ export class NoteCreateService implements OnApplicationShutdown {
 			});
 
 			for (const channelFollowing of channelFollowings) {
-				this.redisTimelineService.push(`homeTimeline:${channelFollowing.followerId}`, note.id, meta.perUserHomeTimelineCacheMax, r);
+				this.funoutTimelineService.push(`homeTimeline:${channelFollowing.followerId}`, note.id, meta.perUserHomeTimelineCacheMax, r);
 				if (note.fileIds.length > 0) {
-					this.redisTimelineService.push(`homeTimelineWithFiles:${channelFollowing.followerId}`, note.id, meta.perUserHomeTimelineCacheMax / 2, r);
+					this.funoutTimelineService.push(`homeTimelineWithFiles:${channelFollowing.followerId}`, note.id, meta.perUserHomeTimelineCacheMax / 2, r);
 				}
 			}
 		} else {
@@ -906,9 +908,9 @@ export class NoteCreateService implements OnApplicationShutdown {
 					if (!following.withReplies) continue;
 				}
 
-				this.redisTimelineService.push(`homeTimeline:${following.followerId}`, note.id, meta.perUserHomeTimelineCacheMax, r);
+				this.funoutTimelineService.push(`homeTimeline:${following.followerId}`, note.id, meta.perUserHomeTimelineCacheMax, r);
 				if (note.fileIds.length > 0) {
-					this.redisTimelineService.push(`homeTimelineWithFiles:${following.followerId}`, note.id, meta.perUserHomeTimelineCacheMax / 2, r);
+					this.funoutTimelineService.push(`homeTimelineWithFiles:${following.followerId}`, note.id, meta.perUserHomeTimelineCacheMax / 2, r);
 				}
 			}
 
@@ -924,36 +926,36 @@ export class NoteCreateService implements OnApplicationShutdown {
 					if (!userListMembership.withReplies) continue;
 				}
 
-				this.redisTimelineService.push(`userListTimeline:${userListMembership.userListId}`, note.id, meta.perUserListTimelineCacheMax, r);
+				this.funoutTimelineService.push(`userListTimeline:${userListMembership.userListId}`, note.id, meta.perUserListTimelineCacheMax, r);
 				if (note.fileIds.length > 0) {
-					this.redisTimelineService.push(`userListTimelineWithFiles:${userListMembership.userListId}`, note.id, meta.perUserListTimelineCacheMax / 2, r);
+					this.funoutTimelineService.push(`userListTimelineWithFiles:${userListMembership.userListId}`, note.id, meta.perUserListTimelineCacheMax / 2, r);
 				}
 			}
 
 			if (note.visibility !== 'specified' || !note.visibleUserIds.some(v => v === user.id)) { // 自分自身のHTL
-				this.redisTimelineService.push(`homeTimeline:${user.id}`, note.id, meta.perUserHomeTimelineCacheMax, r);
+				this.funoutTimelineService.push(`homeTimeline:${user.id}`, note.id, meta.perUserHomeTimelineCacheMax, r);
 				if (note.fileIds.length > 0) {
-					this.redisTimelineService.push(`homeTimelineWithFiles:${user.id}`, note.id, meta.perUserHomeTimelineCacheMax / 2, r);
+					this.funoutTimelineService.push(`homeTimelineWithFiles:${user.id}`, note.id, meta.perUserHomeTimelineCacheMax / 2, r);
 				}
 			}
 
 			// 自分自身以外への返信
 			if (note.replyId && note.replyUserId !== note.userId) {
-				this.redisTimelineService.push(`userTimelineWithReplies:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax : meta.perRemoteUserUserTimelineCacheMax, r);
+				this.funoutTimelineService.push(`userTimelineWithReplies:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax : meta.perRemoteUserUserTimelineCacheMax, r);
 
 				if (note.visibility === 'public' && note.userHost == null) {
-					this.redisTimelineService.push('localTimelineWithReplies', note.id, 300, r);
+					this.funoutTimelineService.push('localTimelineWithReplies', note.id, 300, r);
 				}
 			} else {
-				this.redisTimelineService.push(`userTimeline:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax : meta.perRemoteUserUserTimelineCacheMax, r);
+				this.funoutTimelineService.push(`userTimeline:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax : meta.perRemoteUserUserTimelineCacheMax, r);
 				if (note.fileIds.length > 0) {
-					this.redisTimelineService.push(`userTimelineWithFiles:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax / 2 : meta.perRemoteUserUserTimelineCacheMax / 2, r);
+					this.funoutTimelineService.push(`userTimelineWithFiles:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax / 2 : meta.perRemoteUserUserTimelineCacheMax / 2, r);
 				}
 
 				if (note.visibility === 'public' && note.userHost == null) {
-					this.redisTimelineService.push('localTimeline', note.id, 1000, r);
+					this.funoutTimelineService.push('localTimeline', note.id, 1000, r);
 					if (note.fileIds.length > 0) {
-						this.redisTimelineService.push('localTimelineWithFiles', note.id, 500, r);
+						this.funoutTimelineService.push('localTimelineWithFiles', note.id, 500, r);
 					}
 				}
 			}
diff --git a/packages/backend/src/core/NoteEditService.ts b/packages/backend/src/core/NoteEditService.ts
index 69c66d1000..1cbf0ee7f0 100644
--- a/packages/backend/src/core/NoteEditService.ts
+++ b/packages/backend/src/core/NoteEditService.ts
@@ -49,7 +49,7 @@ import { RoleService } from '@/core/RoleService.js';
 import { MetaService } from '@/core/MetaService.js';
 import { SearchService } from '@/core/SearchService.js';
 import { FeaturedService } from '@/core/FeaturedService.js';
-import { RedisTimelineService } from '@/core/RedisTimelineService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
 import { AntennaService } from './AntennaService.js';
 import NotesChart from './chart/charts/notes.js';
 import PerUserNotesChart from './chart/charts/per-user-notes.js';
@@ -199,7 +199,7 @@ export class NoteEditService implements OnApplicationShutdown {
 		private idService: IdService,
 		private globalEventService: GlobalEventService,
 		private queueService: QueueService,
-		private redisTimelineService: RedisTimelineService,
+		private funoutTimelineService: FunoutTimelineService,
 		private noteReadService: NoteReadService,
 		private notificationService: NotificationService,
 		private relayService: RelayService,
@@ -785,9 +785,9 @@ export class NoteEditService implements OnApplicationShutdown {
 		const r = this.redisForTimelines.pipeline();
 
 		if (note.channelId) {
-			this.redisTimelineService.push(`channelTimeline:${note.channelId}`, note.id, this.config.perChannelMaxNoteCacheCount, r);
+			this.funoutTimelineService.push(`channelTimeline:${note.channelId}`, note.id, this.config.perChannelMaxNoteCacheCount, r);
 
-			this.redisTimelineService.push(`userTimelineWithChannel:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax : meta.perRemoteUserUserTimelineCacheMax, r);
+			this.funoutTimelineService.push(`userTimelineWithChannel:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax : meta.perRemoteUserUserTimelineCacheMax, r);
 
 			const channelFollowings = await this.channelFollowingsRepository.find({
 				where: {
@@ -797,9 +797,9 @@ export class NoteEditService implements OnApplicationShutdown {
 			});
 
 			for (const channelFollowing of channelFollowings) {
-				this.redisTimelineService.push(`homeTimeline:${channelFollowing.followerId}`, note.id, meta.perUserHomeTimelineCacheMax, r);
+				this.funoutTimelineService.push(`homeTimeline:${channelFollowing.followerId}`, note.id, meta.perUserHomeTimelineCacheMax, r);
 				if (note.fileIds.length > 0) {
-					this.redisTimelineService.push(`homeTimelineWithFiles:${channelFollowing.followerId}`, note.id, meta.perUserHomeTimelineCacheMax / 2, r);
+					this.funoutTimelineService.push(`homeTimelineWithFiles:${channelFollowing.followerId}`, note.id, meta.perUserHomeTimelineCacheMax / 2, r);
 				}
 			}
 		} else {
@@ -837,9 +837,9 @@ export class NoteEditService implements OnApplicationShutdown {
 					if (!following.withReplies) continue;
 				}
 
-				this.redisTimelineService.push(`homeTimeline:${following.followerId}`, note.id, meta.perUserHomeTimelineCacheMax, r);
+				this.funoutTimelineService.push(`homeTimeline:${following.followerId}`, note.id, meta.perUserHomeTimelineCacheMax, r);
 				if (note.fileIds.length > 0) {
-					this.redisTimelineService.push(`homeTimelineWithFiles:${following.followerId}`, note.id, meta.perUserHomeTimelineCacheMax / 2, r);
+					this.funoutTimelineService.push(`homeTimelineWithFiles:${following.followerId}`, note.id, meta.perUserHomeTimelineCacheMax / 2, r);
 				}
 			}
 
@@ -855,36 +855,36 @@ export class NoteEditService implements OnApplicationShutdown {
 					if (!userListMembership.withReplies) continue;
 				}
 
-				this.redisTimelineService.push(`userListTimeline:${userListMembership.userListId}`, note.id, meta.perUserListTimelineCacheMax, r);
+				this.funoutTimelineService.push(`userListTimeline:${userListMembership.userListId}`, note.id, meta.perUserListTimelineCacheMax, r);
 				if (note.fileIds.length > 0) {
-					this.redisTimelineService.push(`userListTimelineWithFiles:${userListMembership.userListId}`, note.id, meta.perUserListTimelineCacheMax / 2, r);
+					this.funoutTimelineService.push(`userListTimelineWithFiles:${userListMembership.userListId}`, note.id, meta.perUserListTimelineCacheMax / 2, r);
 				}
 			}
 
 			if (note.visibility !== 'specified' || !note.visibleUserIds.some(v => v === user.id)) { // 自分自身のHTL
-				this.redisTimelineService.push(`homeTimeline:${user.id}`, note.id, meta.perUserHomeTimelineCacheMax, r);
+				this.funoutTimelineService.push(`homeTimeline:${user.id}`, note.id, meta.perUserHomeTimelineCacheMax, r);
 				if (note.fileIds.length > 0) {
-					this.redisTimelineService.push(`homeTimelineWithFiles:${user.id}`, note.id, meta.perUserHomeTimelineCacheMax / 2, r);
+					this.funoutTimelineService.push(`homeTimelineWithFiles:${user.id}`, note.id, meta.perUserHomeTimelineCacheMax / 2, r);
 				}
 			}
 
 			// 自分自身以外への返信
 			if (note.replyId && note.replyUserId !== note.userId) {
-				this.redisTimelineService.push(`userTimelineWithReplies:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax : meta.perRemoteUserUserTimelineCacheMax, r);
+				this.funoutTimelineService.push(`userTimelineWithReplies:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax : meta.perRemoteUserUserTimelineCacheMax, r);
 
 				if (note.visibility === 'public' && note.userHost == null) {
-					this.redisTimelineService.push('localTimelineWithReplies', note.id, 300, r);
+					this.funoutTimelineService.push('localTimelineWithReplies', note.id, 300, r);
 				}
 			} else {
-				this.redisTimelineService.push(`userTimeline:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax : meta.perRemoteUserUserTimelineCacheMax, r);
+				this.funoutTimelineService.push(`userTimeline:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax : meta.perRemoteUserUserTimelineCacheMax, r);
 				if (note.fileIds.length > 0) {
-					this.redisTimelineService.push(`userTimelineWithFiles:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax / 2 : meta.perRemoteUserUserTimelineCacheMax / 2, r);
+					this.funoutTimelineService.push(`userTimelineWithFiles:${user.id}`, note.id, note.userHost == null ? meta.perLocalUserUserTimelineCacheMax / 2 : meta.perRemoteUserUserTimelineCacheMax / 2, r);
 				}
 
 				if (note.visibility === 'public' && note.userHost == null) {
-					this.redisTimelineService.push('localTimeline', note.id, 1000, r);
+					this.funoutTimelineService.push('localTimeline', note.id, 1000, r);
 					if (note.fileIds.length > 0) {
-						this.redisTimelineService.push('localTimelineWithFiles', note.id, 500, r);
+						this.funoutTimelineService.push('localTimelineWithFiles', note.id, 500, r);
 					}
 				}
 			}
diff --git a/packages/backend/src/core/QueueService.ts b/packages/backend/src/core/QueueService.ts
index d8c7250034..be378a899b 100644
--- a/packages/backend/src/core/QueueService.ts
+++ b/packages/backend/src/core/QueueService.ts
@@ -237,10 +237,11 @@ export class QueueService {
 	}
 
 	@bindThis
-	public createImportFollowingJob(user: ThinUser, fileId: MiDriveFile['id']) {
+	public createImportFollowingJob(user: ThinUser, fileId: MiDriveFile['id'], withReplies?: boolean) {
 		return this.dbQueue.add('importFollowing', {
 			user: { id: user.id },
 			fileId: fileId,
+			withReplies,
 		}, {
 			removeOnComplete: true,
 			removeOnFail: true,
@@ -248,8 +249,8 @@ export class QueueService {
 	}
 
 	@bindThis
-	public createImportFollowingToDbJob(user: ThinUser, targets: string[]) {
-		const jobs = targets.map(rel => this.generateToDbJobData('importFollowingToDb', { user, target: rel }));
+	public createImportFollowingToDbJob(user: ThinUser, targets: string[], withReplies?: boolean) {
+		const jobs = targets.map(rel => this.generateToDbJobData('importFollowingToDb', { user, target: rel, withReplies }));
 		return this.dbQueue.addBulk(jobs);
 	}
 
@@ -342,7 +343,7 @@ export class QueueService {
 	}
 
 	@bindThis
-	public createFollowJob(followings: { from: ThinUser, to: ThinUser, requestId?: string, silent?: boolean }[]) {
+	public createFollowJob(followings: { from: ThinUser, to: ThinUser, requestId?: string, silent?: boolean, withReplies?: boolean }[]) {
 		const jobs = followings.map(rel => this.generateRelationshipJobData('follow', rel));
 		return this.relationshipQueue.addBulk(jobs);
 	}
@@ -384,6 +385,7 @@ export class QueueService {
 				to: { id: data.to.id },
 				silent: data.silent,
 				requestId: data.requestId,
+				withReplies: data.withReplies,
 			},
 			opts: {
 				removeOnComplete: true,
diff --git a/packages/backend/src/core/ReactionService.ts b/packages/backend/src/core/ReactionService.ts
index 49b465a0f8..1458e2b173 100644
--- a/packages/backend/src/core/ReactionService.ts
+++ b/packages/backend/src/core/ReactionService.ts
@@ -148,7 +148,7 @@ export class ReactionService {
 					reaction = FALLBACK;
 				}
 			} else {
-				reaction = this.normalize(reaction ?? null);
+				reaction = this.normalize(reaction);
 			}
 		}
 
diff --git a/packages/backend/src/core/RoleService.ts b/packages/backend/src/core/RoleService.ts
index d18fb240f7..2c2ff7af1d 100644
--- a/packages/backend/src/core/RoleService.ts
+++ b/packages/backend/src/core/RoleService.ts
@@ -20,7 +20,7 @@ import { IdService } from '@/core/IdService.js';
 import { GlobalEventService } from '@/core/GlobalEventService.js';
 import { ModerationLogService } from '@/core/ModerationLogService.js';
 import type { Packed } from '@/misc/json-schema.js';
-import { RedisTimelineService } from '@/core/RedisTimelineService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
 import type { OnApplicationShutdown } from '@nestjs/common';
 
 export type RolePolicies = {
@@ -103,7 +103,7 @@ export class RoleService implements OnApplicationShutdown {
 		private globalEventService: GlobalEventService,
 		private idService: IdService,
 		private moderationLogService: ModerationLogService,
-		private redisTimelineService: RedisTimelineService,
+		private funoutTimelineService: FunoutTimelineService,
 	) {
 		//this.onMessage = this.onMessage.bind(this);
 
@@ -470,7 +470,7 @@ export class RoleService implements OnApplicationShutdown {
 		const redisPipeline = this.redisClient.pipeline();
 
 		for (const role of roles) {
-			this.redisTimelineService.push(`roleTimeline:${role.id}`, note.id, 1000, redisPipeline);
+			this.funoutTimelineService.push(`roleTimeline:${role.id}`, note.id, 1000, redisPipeline);
 			this.globalEventService.publishRoleTimelineStream(role.id, 'note', note);
 		}
 
diff --git a/packages/backend/src/core/UserFollowingService.ts b/packages/backend/src/core/UserFollowingService.ts
index 87484f0383..4d7e14f683 100644
--- a/packages/backend/src/core/UserFollowingService.ts
+++ b/packages/backend/src/core/UserFollowingService.ts
@@ -29,6 +29,7 @@ import { CacheService } from '@/core/CacheService.js';
 import type { Config } from '@/config.js';
 import { AccountMoveService } from '@/core/AccountMoveService.js';
 import { UtilityService } from '@/core/UtilityService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
 import Logger from '../logger.js';
 
 const logger = new Logger('following/create');
@@ -83,6 +84,7 @@ export class UserFollowingService implements OnModuleInit {
 		private webhookService: WebhookService,
 		private apRendererService: ApRendererService,
 		private accountMoveService: AccountMoveService,
+		private funoutTimelineService: FunoutTimelineService,
 		private perUserFollowingChart: PerUserFollowingChart,
 		private instanceChart: InstanceChart,
 	) {
@@ -93,7 +95,15 @@ export class UserFollowingService implements OnModuleInit {
 	}
 
 	@bindThis
-	public async follow(_follower: { id: MiUser['id'] }, _followee: { id: MiUser['id'] }, requestId?: string, silent = false): Promise<void> {
+	public async follow(
+		_follower: { id: MiUser['id'] },
+		_followee: { id: MiUser['id'] },
+		{ requestId, silent = false, withReplies }: {
+			requestId?: string,
+			silent?: boolean,
+			withReplies?: boolean,
+		} = {},
+	): Promise<void> {
 		const [follower, followee] = await Promise.all([
 			this.usersRepository.findOneByOrFail({ id: _follower.id }),
 			this.usersRepository.findOneByOrFail({ id: _followee.id }),
@@ -171,12 +181,12 @@ export class UserFollowingService implements OnModuleInit {
 			}
 
 			if (!autoAccept) {
-				await this.createFollowRequest(follower, followee, requestId);
+				await this.createFollowRequest(follower, followee, requestId, withReplies);
 				return;
 			}
 		}
 
-		await this.insertFollowingDoc(followee, follower, silent);
+		await this.insertFollowingDoc(followee, follower, silent, withReplies);
 
 		if (this.userEntityService.isRemoteUser(follower) && this.userEntityService.isLocalUser(followee)) {
 			const content = this.apRendererService.addContext(this.apRendererService.renderAccept(this.apRendererService.renderFollow(follower, followee, requestId), followee));
@@ -193,6 +203,7 @@ export class UserFollowingService implements OnModuleInit {
 			id: MiUser['id']; host: MiUser['host']; uri: MiUser['host']; inbox: MiUser['inbox']; sharedInbox: MiUser['sharedInbox']
 		},
 		silent = false,
+		withReplies?: boolean,
 	): Promise<void> {
 		if (follower.id === followee.id) return;
 
@@ -202,6 +213,7 @@ export class UserFollowingService implements OnModuleInit {
 			id: this.idService.gen(),
 			followerId: follower.id,
 			followeeId: followee.id,
+			withReplies: withReplies,
 
 			// 非正規化
 			followerHost: follower.host,
@@ -278,8 +290,8 @@ export class UserFollowingService implements OnModuleInit {
 			this.perUserFollowingChart.update(follower, followee, true);
 		}
 
-		// Publish follow event
 		if (this.userEntityService.isLocalUser(follower) && !silent) {
+			// Publish follow event
 			this.userEntityService.pack(followee.id, follower, {
 				detail: true,
 			}).then(async packed => {
@@ -292,6 +304,8 @@ export class UserFollowingService implements OnModuleInit {
 					});
 				}
 			});
+
+			this.funoutTimelineService.purge(`homeTimeline:${follower.id}`);
 		}
 
 		// Publish followed event
@@ -345,8 +359,8 @@ export class UserFollowingService implements OnModuleInit {
 
 		this.decrementFollowing(following.follower, following.followee);
 
-		// Publish unfollow event
 		if (!silent && this.userEntityService.isLocalUser(follower)) {
+			// Publish unfollow event
 			this.userEntityService.pack(followee.id, follower, {
 				detail: true,
 			}).then(async packed => {
@@ -359,6 +373,8 @@ export class UserFollowingService implements OnModuleInit {
 					});
 				}
 			});
+
+			this.funoutTimelineService.purge(`homeTimeline:${follower.id}`);
 		}
 
 		if (this.userEntityService.isLocalUser(follower) && this.userEntityService.isRemoteUser(followee)) {
@@ -454,6 +470,7 @@ export class UserFollowingService implements OnModuleInit {
 			id: MiUser['id']; host: MiUser['host']; uri: MiUser['host']; inbox: MiUser['inbox']; sharedInbox: MiUser['sharedInbox'];
 		},
 		requestId?: string,
+		withReplies?: boolean,
 	): Promise<void> {
 		if (follower.id === followee.id) return;
 
@@ -471,6 +488,7 @@ export class UserFollowingService implements OnModuleInit {
 			followerId: follower.id,
 			followeeId: followee.id,
 			requestId,
+			withReplies,
 
 			// 非正規化
 			followerHost: follower.host,
@@ -555,7 +573,7 @@ export class UserFollowingService implements OnModuleInit {
 			throw new IdentifiableError('8884c2dd-5795-4ac9-b27e-6a01d38190f9', 'No follow request.');
 		}
 
-		await this.insertFollowingDoc(followee, follower);
+		await this.insertFollowingDoc(followee, follower, false, request.withReplies);
 
 		if (this.userEntityService.isRemoteUser(follower) && this.userEntityService.isLocalUser(followee)) {
 			const content = this.apRendererService.addContext(this.apRendererService.renderAccept(this.apRendererService.renderFollow(follower, followee as MiPartialLocalUser, request.requestId!), followee));
@@ -695,4 +713,12 @@ export class UserFollowingService implements OnModuleInit {
 			});
 		}
 	}
+
+	@bindThis
+	public getFollowees(userId: MiUser['id']) {
+		return this.followingsRepository.createQueryBuilder('following')
+			.select('following.followeeId')
+			.where('following.followerId = :followerId', { followerId: userId })
+			.getMany();
+	}
 }
diff --git a/packages/backend/src/core/activitypub/ApInboxService.ts b/packages/backend/src/core/activitypub/ApInboxService.ts
index 048d527762..5a7b07e666 100644
--- a/packages/backend/src/core/activitypub/ApInboxService.ts
+++ b/packages/backend/src/core/activitypub/ApInboxService.ts
@@ -164,7 +164,7 @@ export class ApInboxService {
 		}
 
 		// don't queue because the sender may attempt again when timeout
-		await this.userFollowingService.follow(actor, followee, activity.id);
+		await this.userFollowingService.follow(actor, followee, { requestId: activity.id });
 		return 'ok';
 	}
 
diff --git a/packages/backend/src/core/entities/DriveFileEntityService.ts b/packages/backend/src/core/entities/DriveFileEntityService.ts
index 5148b2ca9e..14be000367 100644
--- a/packages/backend/src/core/entities/DriveFileEntityService.ts
+++ b/packages/backend/src/core/entities/DriveFileEntityService.ts
@@ -90,7 +90,7 @@ export class DriveFileEntityService {
 		if (file.type.startsWith('video')) {
 			if (file.thumbnailUrl) return file.thumbnailUrl;
 
-			return this.videoProcessingService.getExternalVideoThumbnailUrl(file.webpublicUrl ?? file.url ?? file.uri);
+			return this.videoProcessingService.getExternalVideoThumbnailUrl(file.webpublicUrl ?? file.url);
 		} else if (file.uri != null && file.userHost != null && this.config.externalMediaProxyEnabled) {
 			// 動画ではなくリモートかつメディアプロキシ
 			return this.getProxiedUrl(file.uri, 'static');
@@ -145,7 +145,7 @@ export class DriveFileEntityService {
 			.select('SUM(file.size)', 'sum')
 			.getRawOne();
 
-		return parseInt(sum, 10) ?? 0;
+		return parseInt(sum, 10) || 0;
 	}
 
 	@bindThis
@@ -157,7 +157,7 @@ export class DriveFileEntityService {
 			.select('SUM(file.size)', 'sum')
 			.getRawOne();
 
-		return parseInt(sum, 10) ?? 0;
+		return parseInt(sum, 10) || 0;
 	}
 
 	@bindThis
@@ -169,7 +169,7 @@ export class DriveFileEntityService {
 			.select('SUM(file.size)', 'sum')
 			.getRawOne();
 
-		return parseInt(sum, 10) ?? 0;
+		return parseInt(sum, 10) || 0;
 	}
 
 	@bindThis
@@ -181,7 +181,7 @@ export class DriveFileEntityService {
 			.select('SUM(file.size)', 'sum')
 			.getRawOne();
 
-		return parseInt(sum, 10) ?? 0;
+		return parseInt(sum, 10) || 0;
 	}
 
 	@bindThis
diff --git a/packages/backend/src/core/entities/NoteEntityService.ts b/packages/backend/src/core/entities/NoteEntityService.ts
index d593f66253..bb9d73580b 100644
--- a/packages/backend/src/core/entities/NoteEntityService.ts
+++ b/packages/backend/src/core/entities/NoteEntityService.ts
@@ -323,7 +323,7 @@ export class NoteEntityService implements OnModuleInit {
 			text: text,
 			cw: note.cw,
 			visibility: note.visibility,
-			localOnly: note.localOnly ?? undefined,
+			localOnly: note.localOnly,
 			reactionAcceptance: note.reactionAcceptance,
 			visibleUserIds: note.visibility === 'specified' ? note.visibleUserIds : undefined,
 			renoteCount: note.renoteCount,
diff --git a/packages/backend/src/core/entities/UserEntityService.ts b/packages/backend/src/core/entities/UserEntityService.ts
index f59b0cbcc8..a9216f35fc 100644
--- a/packages/backend/src/core/entities/UserEntityService.ts
+++ b/packages/backend/src/core/entities/UserEntityService.ts
@@ -366,8 +366,8 @@ export class UserEntityService implements OnModuleInit {
 			avatarBlurhash: user.avatarBlurhash,
 			description: mastoapi ? mastoapi.description : profile ? profile.description : '',
 			createdAt: this.idService.parse(user.id).date.toISOString(),
-			isBot: user.isBot ?? falsy,
-			isCat: user.isCat ?? falsy,
+			isBot: user.isBot,
+			isCat: user.isCat,
 			isSilenced: user.isSilenced || this.roleService.getUserPolicies(user.id).then(r => !r.canPublicNote),
 			speakAsCat: user.speakAsCat ?? falsy,
 			instance: user.host ? this.federatedInstanceService.federatedInstanceCache.fetch(user.host).then(instance => instance ? {
@@ -405,7 +405,7 @@ export class UserEntityService implements OnModuleInit {
 				backgroundUrl: user.backgroundUrl,
 				backgroundBlurhash: user.backgroundBlurhash,
 				isLocked: user.isLocked,
-				isSuspended: user.isSuspended ?? falsy,
+				isSuspended: user.isSuspended,
 				location: profile!.location,
 				birthday: profile!.birthday,
 				listenbrainz: profile!.listenbrainz,
diff --git a/packages/backend/src/daemons/ServerStatsService.ts b/packages/backend/src/daemons/ServerStatsService.ts
index d294628740..c5ef9b2fa3 100644
--- a/packages/backend/src/daemons/ServerStatsService.ts
+++ b/packages/backend/src/daemons/ServerStatsService.ts
@@ -108,6 +108,5 @@ async function net() {
 
 // FS STAT
 async function fs() {
-	const data = await si.disksIO().catch(() => ({ rIO_sec: 0, wIO_sec: 0 }));
-	return data ?? { rIO_sec: 0, wIO_sec: 0 };
+	return await si.disksIO().catch(() => ({ rIO_sec: 0, wIO_sec: 0 }));
 }
diff --git a/packages/backend/src/models/FollowRequest.ts b/packages/backend/src/models/FollowRequest.ts
index 1e907f3d68..9899694dd6 100644
--- a/packages/backend/src/models/FollowRequest.ts
+++ b/packages/backend/src/models/FollowRequest.ts
@@ -45,6 +45,11 @@ export class MiFollowRequest {
 	})
 	public requestId: string | null;
 
+	@Column('boolean', {
+		default: false,
+	})
+	public withReplies: boolean;
+
 	//#region Denormalized fields
 	@Column('varchar', {
 		length: 128, nullable: true,
diff --git a/packages/backend/src/queue/processors/ImportFollowingProcessorService.ts b/packages/backend/src/queue/processors/ImportFollowingProcessorService.ts
index 2b5e41a12d..e75499a56f 100644
--- a/packages/backend/src/queue/processors/ImportFollowingProcessorService.ts
+++ b/packages/backend/src/queue/processors/ImportFollowingProcessorService.ts
@@ -56,7 +56,7 @@ export class ImportFollowingProcessorService {
 
 		const csv = await this.downloadService.downloadTextFile(file.url);
 		const targets = csv.trim().split('\n');
-		this.queueService.createImportFollowingToDbJob({ id: user.id }, targets);
+		this.queueService.createImportFollowingToDbJob({ id: user.id }, targets, job.data.withReplies);
 
 		this.logger.succ('Import jobs created');
 	}
@@ -93,9 +93,9 @@ export class ImportFollowingProcessorService {
 			// skip myself
 			if (target.id === job.data.user.id) return;
 
-			this.logger.info(`Follow ${target.id} ...`);
+			this.logger.info(`Follow ${target.id} ${job.data.withReplies ? 'with replies' : 'without replies'} ...`);
 
-			this.queueService.createFollowJob([{ from: user, to: { id: target.id }, silent: true }]);
+			this.queueService.createFollowJob([{ from: user, to: { id: target.id }, silent: true, withReplies: job.data.withReplies }]);
 		} catch (e) {
 			this.logger.warn(`Error: ${e}`);
 		}
diff --git a/packages/backend/src/queue/processors/InboxProcessorService.ts b/packages/backend/src/queue/processors/InboxProcessorService.ts
index 99e823f9fa..89d4ea503e 100644
--- a/packages/backend/src/queue/processors/InboxProcessorService.ts
+++ b/packages/backend/src/queue/processors/InboxProcessorService.ts
@@ -88,7 +88,7 @@ export class InboxProcessorService {
 					if (err.isClientError) {
 						throw new Bull.UnrecoverableError(`skip: Ignored deleted actors on both ends ${activity.actor} - ${err.statusCode}`);
 					}
-					throw new Error(`Error in actor ${activity.actor} - ${err.statusCode ?? err}`);
+					throw new Error(`Error in actor ${activity.actor} - ${err.statusCode}`);
 				}
 			}
 		}
diff --git a/packages/backend/src/queue/processors/RelationshipProcessorService.ts b/packages/backend/src/queue/processors/RelationshipProcessorService.ts
index 5b2d2ef313..b2d8e3631f 100644
--- a/packages/backend/src/queue/processors/RelationshipProcessorService.ts
+++ b/packages/backend/src/queue/processors/RelationshipProcessorService.ts
@@ -34,8 +34,12 @@ export class RelationshipProcessorService {
 
 	@bindThis
 	public async processFollow(job: Bull.Job<RelationshipJobData>): Promise<string> {
-		this.logger.info(`${job.data.from.id} is trying to follow ${job.data.to.id}`);
-		await this.userFollowingService.follow(job.data.from, job.data.to, job.data.requestId, job.data.silent);
+		this.logger.info(`${job.data.from.id} is trying to follow ${job.data.to.id} ${job.data.withReplies ? "with replies" : "without replies"}`);
+		await this.userFollowingService.follow(job.data.from, job.data.to, {
+			requestId: job.data.requestId,
+			silent: job.data.silent,
+			withReplies: job.data.withReplies,
+		});
 		return 'ok';
 	}
 
diff --git a/packages/backend/src/queue/types.ts b/packages/backend/src/queue/types.ts
index c9122f5ca2..9330c01528 100644
--- a/packages/backend/src/queue/types.ts
+++ b/packages/backend/src/queue/types.ts
@@ -32,6 +32,7 @@ export type RelationshipJobData = {
 	to: ThinUser;
 	silent?: boolean;
 	requestId?: string;
+	withReplies?: boolean;
 }
 
 export type DbJobData<T extends keyof DbJobMap> = DbJobMap[T];
@@ -79,6 +80,7 @@ export type DbUserDeleteJobData = {
 export type DbUserImportJobData = {
 	user: ThinUser;
 	fileId: MiDriveFile['id'];
+	withReplies?: boolean;
 };
 
 export type DBAntennaImportJobData = {
@@ -89,6 +91,7 @@ export type DBAntennaImportJobData = {
 export type DbUserImportToDbJobData = {
 	user: ThinUser;
 	target: string;
+	withReplies?: boolean;
 };
 
 export type ObjectStorageJobData = ObjectStorageFileJobData | Record<string, unknown>;
diff --git a/packages/backend/src/server/api/endpoints/admin/get-user-ips.ts b/packages/backend/src/server/api/endpoints/admin/get-user-ips.ts
index 7b807e848b..6afa824703 100644
--- a/packages/backend/src/server/api/endpoints/admin/get-user-ips.ts
+++ b/packages/backend/src/server/api/endpoints/admin/get-user-ips.ts
@@ -41,7 +41,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 			return ips.map(x => ({
 				ip: x.ip,
-				createdAt: this.idService.parse(x.id).date.toISOString(),
+				createdAt: x.createdAt.toISOString(),
 			}));
 		});
 	}
diff --git a/packages/backend/src/server/api/endpoints/antennas/notes.ts b/packages/backend/src/server/api/endpoints/antennas/notes.ts
index ff96411f3b..9b5911800c 100644
--- a/packages/backend/src/server/api/endpoints/antennas/notes.ts
+++ b/packages/backend/src/server/api/endpoints/antennas/notes.ts
@@ -12,7 +12,7 @@ import { NoteReadService } from '@/core/NoteReadService.js';
 import { DI } from '@/di-symbols.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { IdService } from '@/core/IdService.js';
-import { RedisTimelineService } from '@/core/RedisTimelineService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
 import { ApiError } from '../../error.js';
 
 export const meta = {
@@ -70,7 +70,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private noteEntityService: NoteEntityService,
 		private queryService: QueryService,
 		private noteReadService: NoteReadService,
-		private redisTimelineService: RedisTimelineService,
+		private funoutTimelineService: FunoutTimelineService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			const untilId = ps.untilId ?? (ps.untilDate ? this.idService.gen(ps.untilDate!) : null);
@@ -90,7 +90,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				lastUsedAt: new Date(),
 			});
 
-			let noteIds = await this.redisTimelineService.get(`antennaTimeline:${antenna.id}`, untilId, sinceId);
+			let noteIds = await this.funoutTimelineService.get(`antennaTimeline:${antenna.id}`, untilId, sinceId);
 			noteIds = noteIds.slice(0, ps.limit);
 			if (noteIds.length === 0) {
 				return [];
diff --git a/packages/backend/src/server/api/endpoints/channels/timeline.ts b/packages/backend/src/server/api/endpoints/channels/timeline.ts
index 9c39d0ed86..fae4249c8a 100644
--- a/packages/backend/src/server/api/endpoints/channels/timeline.ts
+++ b/packages/backend/src/server/api/endpoints/channels/timeline.ts
@@ -12,7 +12,7 @@ import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import ActiveUsersChart from '@/core/chart/charts/active-users.js';
 import { DI } from '@/di-symbols.js';
 import { IdService } from '@/core/IdService.js';
-import { RedisTimelineService } from '@/core/RedisTimelineService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
 import { isUserRelated } from '@/misc/is-user-related.js';
 import { CacheService } from '@/core/CacheService.js';
 import { ApiError } from '../../error.js';
@@ -69,7 +69,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private idService: IdService,
 		private noteEntityService: NoteEntityService,
 		private queryService: QueryService,
-		private redisTimelineService: RedisTimelineService,
+		private funoutTimelineService: FunoutTimelineService,
 		private cacheService: CacheService,
 		private activeUsersChart: ActiveUsersChart,
 	) {
@@ -95,7 +95,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 					this.cacheService.userMutingsCache.fetch(me.id),
 				]) : [new Set<string>()];
 
-				let noteIds = await this.redisTimelineService.get(`channelTimeline:${channel.id}`, untilId, sinceId);
+				let noteIds = await this.funoutTimelineService.get(`channelTimeline:${channel.id}`, untilId, sinceId);
 				noteIds = noteIds.slice(0, ps.limit);
 
 				if (noteIds.length > 0) {
diff --git a/packages/backend/src/server/api/endpoints/following/create.ts b/packages/backend/src/server/api/endpoints/following/create.ts
index e0e7fed87a..9037944ef9 100644
--- a/packages/backend/src/server/api/endpoints/following/create.ts
+++ b/packages/backend/src/server/api/endpoints/following/create.ts
@@ -71,6 +71,7 @@ export const paramDef = {
 	type: 'object',
 	properties: {
 		userId: { type: 'string', format: 'misskey:id' },
+		withReplies: { type: 'boolean' }
 	},
 	required: ['userId'],
 } as const;
@@ -112,7 +113,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			}
 
 			try {
-				await this.userFollowingService.follow(follower, followee);
+				await this.userFollowingService.follow(follower, followee, { withReplies: ps.withReplies });
 			} catch (e) {
 				if (e instanceof IdentifiableError) {
 					if (e.id === '710e8fb0-b8c3-4922-be49-d5d93d8e6a6e') throw new ApiError(meta.errors.blocking);
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 38c9283043..e5fa2ac96a 100644
--- a/packages/backend/src/server/api/endpoints/i/import-following.ts
+++ b/packages/backend/src/server/api/endpoints/i/import-following.ts
@@ -52,6 +52,7 @@ export const paramDef = {
 	type: 'object',
 	properties: {
 		fileId: { type: 'string', format: 'misskey:id' },
+		withReplies: { type: 'boolean' },
 	},
 	required: ['fileId'],
 } as const;
@@ -79,7 +80,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			);
 			if (checkMoving ? file.size > 32 * 1024 * 1024 : file.size > 64 * 1024) throw new ApiError(meta.errors.tooBigFile);
 
-			this.queueService.createImportFollowingJob(me, file.id);
+			this.queueService.createImportFollowingJob(me, file.id, ps.withReplies);
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts b/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts
index 9417074010..8e59ea4bcc 100644
--- a/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/hybrid-timeline.ts
@@ -5,7 +5,6 @@
 
 import { Brackets } from 'typeorm';
 import { Inject, Injectable } from '@nestjs/common';
-import * as Redis from 'ioredis';
 import type { NotesRepository, FollowingsRepository, MiNote } from '@/models/_.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import ActiveUsersChart from '@/core/chart/charts/active-users.js';
@@ -15,7 +14,9 @@ import { RoleService } from '@/core/RoleService.js';
 import { IdService } from '@/core/IdService.js';
 import { isUserRelated } from '@/misc/is-user-related.js';
 import { CacheService } from '@/core/CacheService.js';
-import { RedisTimelineService } from '@/core/RedisTimelineService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
+import { QueryService } from '@/core/QueryService.js';
+import { UserFollowingService } from '@/core/UserFollowingService.js';
 import { ApiError } from '../../error.js';
 
 export const meta = {
@@ -64,9 +65,6 @@ export const paramDef = {
 @Injectable()
 export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export
 	constructor(
-		@Inject(DI.redisForTimelines)
-		private redisForTimelines: Redis.Redis,
-
 		@Inject(DI.notesRepository)
 		private notesRepository: NotesRepository,
 
@@ -75,7 +73,9 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private activeUsersChart: ActiveUsersChart,
 		private idService: IdService,
 		private cacheService: CacheService,
-		private redisTimelineService: RedisTimelineService,
+		private funoutTimelineService: FunoutTimelineService,
+		private queryService: QueryService,
+		private userFollowingService: UserFollowingService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			const untilId = ps.untilId ?? (ps.untilDate ? this.idService.gen(ps.untilDate!) : null);
@@ -99,74 +99,153 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			]);
 
 			let noteIds: string[];
+			let shouldFallbackToDb = false;
 
 			if (ps.withFiles) {
-				const [htlNoteIds, ltlNoteIds] = await this.redisTimelineService.getMulti([
+				const [htlNoteIds, ltlNoteIds] = await this.funoutTimelineService.getMulti([
 					`homeTimelineWithFiles:${me.id}`,
 					'localTimelineWithFiles',
 				], untilId, sinceId);
 				noteIds = Array.from(new Set([...htlNoteIds, ...ltlNoteIds]));
 			} else if (ps.withReplies) {
-				const [htlNoteIds, ltlNoteIds, ltlReplyNoteIds] = await this.redisTimelineService.getMulti([
+				const [htlNoteIds, ltlNoteIds, ltlReplyNoteIds] = await this.funoutTimelineService.getMulti([
 					`homeTimeline:${me.id}`,
 					'localTimeline',
 					'localTimelineWithReplies',
 				], untilId, sinceId);
 				noteIds = Array.from(new Set([...htlNoteIds, ...ltlNoteIds, ...ltlReplyNoteIds]));
 			} else {
-				const [htlNoteIds, ltlNoteIds] = await this.redisTimelineService.getMulti([
+				const [htlNoteIds, ltlNoteIds] = await this.funoutTimelineService.getMulti([
 					`homeTimeline:${me.id}`,
 					'localTimeline',
 				], untilId, sinceId);
 				noteIds = Array.from(new Set([...htlNoteIds, ...ltlNoteIds]));
+				shouldFallbackToDb = htlNoteIds.length === 0;
 			}
 
 			noteIds.sort((a, b) => a > b ? -1 : 1);
 			noteIds = noteIds.slice(0, ps.limit);
 
-			if (noteIds.length === 0) {
-				return [];
-			}
+			if (!shouldFallbackToDb) {
+				const query = this.notesRepository.createQueryBuilder('note')
+					.where('note.id IN (:...noteIds)', { noteIds: noteIds })
+					.innerJoinAndSelect('note.user', 'user')
+					.leftJoinAndSelect('note.reply', 'reply')
+					.leftJoinAndSelect('note.renote', 'renote')
+					.leftJoinAndSelect('reply.user', 'replyUser')
+					.leftJoinAndSelect('renote.user', 'renoteUser')
+					.leftJoinAndSelect('note.channel', 'channel');
 
-			const query = this.notesRepository.createQueryBuilder('note')
-				.where('note.id IN (:...noteIds)', { noteIds: noteIds })
-				.innerJoinAndSelect('note.user', 'user')
-				.leftJoinAndSelect('note.reply', 'reply')
-				.leftJoinAndSelect('note.renote', 'renote')
-				.leftJoinAndSelect('reply.user', 'replyUser')
-				.leftJoinAndSelect('renote.user', 'renoteUser')
-				.leftJoinAndSelect('note.channel', 'channel');
+				if (!ps.withBots) query.andWhere('user.isBot = FALSE');
 
-			if (!ps.withBots) query.andWhere('user.isBot = FALSE');
+				let timeline = await query.getMany();
 
-			let timeline = await query.getMany();
+				timeline = timeline.filter(note => {
+					if (note.userId === me.id) {
+						return true;
+					}
+					if (isUserRelated(note, userIdsWhoBlockingMe)) return false;
+					if (isUserRelated(note, userIdsWhoMeMuting)) return false;
+					if (note.renoteId) {
+						if (note.text == null && note.fileIds.length === 0 && !note.hasPoll) {
+							if (isUserRelated(note, userIdsWhoMeMutingRenotes)) return false;
+							if (ps.withRenotes === false) return false;
+						}
+					}
+					if (note.user?.isSilenced && note.userId !== me.id && !followings[note.userId]) return false;
 
-			timeline = timeline.filter(note => {
-				if (note.userId === me.id) {
 					return true;
+				});
+
+				// TODO: フィルタした結果件数が足りなかった場合の対応
+
+				timeline.sort((a, b) => a.id > b.id ? -1 : 1);
+
+				process.nextTick(() => {
+					this.activeUsersChart.read(me);
+				});
+
+				return await this.noteEntityService.packMany(timeline, me);
+			} else { // fallback to db
+				const followees = await this.userFollowingService.getFollowees(me.id);
+
+				const query = this.queryService.makePaginationQuery(this.notesRepository.createQueryBuilder('note'), ps.sinceId, ps.untilId, ps.sinceDate, ps.untilDate)
+					.andWhere(new Brackets(qb => {
+						if (followees.length > 0) {
+							const meOrFolloweeIds = [me.id, ...followees.map(f => f.followeeId)];
+							qb.where('note.userId IN (:...meOrFolloweeIds)', { meOrFolloweeIds: meOrFolloweeIds });
+							qb.orWhere('(note.visibility = \'public\') AND (note.userHost IS NULL)');
+						} else {
+							qb.where('note.userId = :meId', { meId: me.id });
+							qb.orWhere('(note.visibility = \'public\') AND (note.userHost IS NULL)');
+						}
+					}))
+					.innerJoinAndSelect('note.user', 'user')
+					.leftJoinAndSelect('note.reply', 'reply')
+					.leftJoinAndSelect('note.renote', 'renote')
+					.leftJoinAndSelect('reply.user', 'replyUser')
+					.leftJoinAndSelect('renote.user', 'renoteUser');
+					
+				if (!ps.withBots) query.andWhere('user.isBot = FALSE');
+
+				query.andWhere(new Brackets(qb => {
+					qb
+						.where('note.replyId IS NULL') // 返信ではない
+						.orWhere(new Brackets(qb => {
+							qb // 返信だけど投稿者自身への返信
+								.where('note.replyId IS NOT NULL')
+								.andWhere('note.replyUserId = note.userId');
+						}));
+				}));
+
+				this.queryService.generateVisibilityQuery(query, me);
+				this.queryService.generateMutedUserQuery(query, me);
+				this.queryService.generateBlockedUserQuery(query, me);
+				this.queryService.generateMutedUserRenotesQueryForNotes(query, me);
+
+				if (ps.includeMyRenotes === false) {
+					query.andWhere(new Brackets(qb => {
+						qb.orWhere('note.userId != :meId', { meId: me.id });
+						qb.orWhere('note.renoteId IS NULL');
+						qb.orWhere('note.text IS NOT NULL');
+						qb.orWhere('note.fileIds != \'{}\'');
+						qb.orWhere('0 < (SELECT COUNT(*) FROM poll WHERE poll."noteId" = note.id)');
+					}));
 				}
-				if (isUserRelated(note, userIdsWhoBlockingMe)) return false;
-				if (isUserRelated(note, userIdsWhoMeMuting)) return false;
-				if (note.renoteId) {
-					if (note.text == null && note.fileIds.length === 0 && !note.hasPoll) {
-						if (isUserRelated(note, userIdsWhoMeMutingRenotes)) return false;
-						if (ps.withRenotes === false) return false;
-					}
+
+				if (ps.includeRenotedMyNotes === false) {
+					query.andWhere(new Brackets(qb => {
+						qb.orWhere('note.renoteUserId != :meId', { meId: me.id });
+						qb.orWhere('note.renoteId IS NULL');
+						qb.orWhere('note.text IS NOT NULL');
+						qb.orWhere('note.fileIds != \'{}\'');
+						qb.orWhere('0 < (SELECT COUNT(*) FROM poll WHERE poll."noteId" = note.id)');
+					}));
 				}
-				if (note.user?.isSilenced && note.userId !== me.id && !followings[note.userId]) return false;
 
-				return true;
-			});
+				if (ps.includeLocalRenotes === false) {
+					query.andWhere(new Brackets(qb => {
+						qb.orWhere('note.renoteUserHost IS NOT NULL');
+						qb.orWhere('note.renoteId IS NULL');
+						qb.orWhere('note.text IS NOT NULL');
+						qb.orWhere('note.fileIds != \'{}\'');
+						qb.orWhere('0 < (SELECT COUNT(*) FROM poll WHERE poll."noteId" = note.id)');
+					}));
+				}
 
-			// TODO: フィルタした結果件数が足りなかった場合の対応
+				if (ps.withFiles) {
+					query.andWhere('note.fileIds != \'{}\'');
+				}
+				//#endregion
 
-			timeline.sort((a, b) => a.id > b.id ? -1 : 1);
+				const timeline = await query.limit(ps.limit).getMany();
 
-			process.nextTick(() => {
-				this.activeUsersChart.read(me);
-			});
+				process.nextTick(() => {
+					this.activeUsersChart.read(me);
+				});
 
-			return await this.noteEntityService.packMany(timeline, me);
+				return await this.noteEntityService.packMany(timeline, me);
+			}
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/notes/local-timeline.ts b/packages/backend/src/server/api/endpoints/notes/local-timeline.ts
index ea24d2643e..1d3241c55f 100644
--- a/packages/backend/src/server/api/endpoints/notes/local-timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/local-timeline.ts
@@ -5,7 +5,6 @@
 
 import { Brackets } from 'typeorm';
 import { Inject, Injectable } from '@nestjs/common';
-import * as Redis from 'ioredis';
 import type { MiNote, NotesRepository } from '@/models/_.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
@@ -15,7 +14,8 @@ import { RoleService } from '@/core/RoleService.js';
 import { IdService } from '@/core/IdService.js';
 import { CacheService } from '@/core/CacheService.js';
 import { isUserRelated } from '@/misc/is-user-related.js';
-import { RedisTimelineService } from '@/core/RedisTimelineService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
+import { QueryService } from '@/core/QueryService.js';
 import { ApiError } from '../../error.js';
 
 export const meta = {
@@ -60,9 +60,6 @@ export const paramDef = {
 @Injectable()
 export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export
 	constructor(
-		@Inject(DI.redisForTimelines)
-		private redisForTimelines: Redis.Redis,
-
 		@Inject(DI.notesRepository)
 		private notesRepository: NotesRepository,
 
@@ -71,7 +68,8 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private activeUsersChart: ActiveUsersChart,
 		private idService: IdService,
 		private cacheService: CacheService,
-		private redisTimelineService: RedisTimelineService,
+		private funoutTimelineService: FunoutTimelineService,
+		private queryService: QueryService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			const untilId = ps.untilId ?? (ps.untilDate ? this.idService.gen(ps.untilDate!) : null);
@@ -97,9 +95,9 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			let noteIds: string[];
 
 			if (ps.withFiles) {
-				noteIds = await this.redisTimelineService.get('localTimelineWithFiles', untilId, sinceId);
+				noteIds = await this.funoutTimelineService.get('localTimelineWithFiles', untilId, sinceId);
 			} else {
-				const [nonReplyNoteIds, replyNoteIds] = await this.redisTimelineService.getMulti([
+				const [nonReplyNoteIds, replyNoteIds] = await this.funoutTimelineService.getMulti([
 					'localTimeline',
 					'localTimelineWithReplies',
 				], untilId, sinceId);
@@ -109,52 +107,80 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 
 			noteIds = noteIds.slice(0, ps.limit);
 
-			if (noteIds.length === 0) {
-				return [];
-			}
+			if (noteIds.length > 0) {
+				const query = this.notesRepository.createQueryBuilder('note')
+					.where('note.id IN (:...noteIds)', { noteIds: noteIds })
+					.innerJoinAndSelect('note.user', 'user')
+					.leftJoinAndSelect('note.reply', 'reply')
+					.leftJoinAndSelect('note.renote', 'renote')
+					.leftJoinAndSelect('reply.user', 'replyUser')
+					.leftJoinAndSelect('renote.user', 'renoteUser')
+					.leftJoinAndSelect('note.channel', 'channel');
 
-			const query = this.notesRepository.createQueryBuilder('note')
-				.where('note.id IN (:...noteIds)', { noteIds: noteIds })
-				.innerJoinAndSelect('note.user', 'user')
-				.leftJoinAndSelect('note.reply', 'reply')
-				.leftJoinAndSelect('note.renote', 'renote')
-				.leftJoinAndSelect('reply.user', 'replyUser')
-				.leftJoinAndSelect('renote.user', 'renoteUser')
-				.leftJoinAndSelect('note.channel', 'channel');
+				if (!ps.withBots) query.andWhere('user.isBot = FALSE');
 
-			if (!ps.withBots) query.andWhere('user.isBot = FALSE');
+				let timeline = await query.getMany();
 
-			let timeline = await query.getMany();
+				timeline = timeline.filter(note => {
+					if (me && (note.userId === me.id)) {
+						return true;
+					}
+					if (!ps.withReplies && note.replyId && (me == null || note.replyUserId !== me.id)) return false;
+					if (me && isUserRelated(note, userIdsWhoBlockingMe)) return false;
+					if (me && isUserRelated(note, userIdsWhoMeMuting)) return false;
+					if (note.renoteId) {
+						if (note.text == null && note.fileIds.length === 0 && !note.hasPoll) {
+							if (me && isUserRelated(note, userIdsWhoMeMutingRenotes)) return false;
+							if (ps.withRenotes === false) return false;
+						}
+					}
+					if (note.user?.isSilenced && me && followings && note.userId !== me.id && !followings[note.userId]) return false;
 
-			timeline = timeline.filter(note => {
-				if (me && (note.userId === me.id)) {
 					return true;
-				}
-				if (!ps.withReplies && note.replyId && (me == null || note.replyUserId !== me.id)) return false;
-				if (me && isUserRelated(note, userIdsWhoBlockingMe)) return false;
-				if (me && isUserRelated(note, userIdsWhoMeMuting)) return false;
-				if (note.renoteId) {
-					if (note.text == null && note.fileIds.length === 0 && !note.hasPoll) {
-						if (me && isUserRelated(note, userIdsWhoMeMutingRenotes)) return false;
-						if (ps.withRenotes === false) return false;
+				});
+
+				// TODO: フィルタした結果件数が足りなかった場合の対応
+
+				timeline.sort((a, b) => a.id > b.id ? -1 : 1);
+
+				process.nextTick(() => {
+					if (me) {
+						this.activeUsersChart.read(me);
 					}
-				}
-				if (note.user?.isSilenced && me && followings && note.userId !== me.id && !followings[note.userId]) return false;
+				});
 
-				return true;
-			});
+				return await this.noteEntityService.packMany(timeline, me);
+			} else { // fallback to db
+				const query = this.queryService.makePaginationQuery(this.notesRepository.createQueryBuilder('note'),
+					ps.sinceId, ps.untilId, ps.sinceDate, ps.untilDate)
+					.andWhere('(note.visibility = \'public\') AND (note.userHost IS NULL)')
+					.innerJoinAndSelect('note.user', 'user')
+					.leftJoinAndSelect('note.reply', 'reply')
+					.leftJoinAndSelect('note.renote', 'renote')
+					.leftJoinAndSelect('reply.user', 'replyUser')
+					.leftJoinAndSelect('renote.user', 'renoteUser');
 
-			// TODO: フィルタした結果件数が足りなかった場合の対応
+				if (!ps.withBots) query.andWhere('user.isBot = FALSE');
 
-			timeline.sort((a, b) => a.id > b.id ? -1 : 1);
+				this.queryService.generateVisibilityQuery(query, me);
+				if (me) this.queryService.generateMutedUserQuery(query, me);
+				if (me) this.queryService.generateBlockedUserQuery(query, me);
+				if (me) this.queryService.generateMutedUserRenotesQueryForNotes(query, me);
 
-			process.nextTick(() => {
-				if (me) {
-					this.activeUsersChart.read(me);
+				if (ps.withFiles) {
+					query.andWhere('note.fileIds != \'{}\'');
 				}
-			});
 
-			return await this.noteEntityService.packMany(timeline, me);
+				const timeline = await query.limit(ps.limit).getMany();
+
+				process.nextTick(() => {
+					if (me) {
+						this.activeUsersChart.read(me);
+					}
+				});
+
+				return await this.noteEntityService.packMany(timeline, me);
+			}
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/notes/timeline.ts b/packages/backend/src/server/api/endpoints/notes/timeline.ts
index e8bae286ef..f6de662975 100644
--- a/packages/backend/src/server/api/endpoints/notes/timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/timeline.ts
@@ -5,8 +5,7 @@
 
 import { Brackets } from 'typeorm';
 import { Inject, Injectable } from '@nestjs/common';
-import * as Redis from 'ioredis';
-import type { NotesRepository, FollowingsRepository, MiNote } from '@/models/_.js';
+import type { NotesRepository } from '@/models/_.js';
 import { Endpoint } from '@/server/api/endpoint-base.js';
 import { QueryService } from '@/core/QueryService.js';
 import ActiveUsersChart from '@/core/chart/charts/active-users.js';
@@ -15,7 +14,8 @@ import { DI } from '@/di-symbols.js';
 import { IdService } from '@/core/IdService.js';
 import { CacheService } from '@/core/CacheService.js';
 import { isUserRelated } from '@/misc/is-user-related.js';
-import { RedisTimelineService } from '@/core/RedisTimelineService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
+import { UserFollowingService } from '@/core/UserFollowingService.js';
 
 export const meta = {
 	tags: ['notes'],
@@ -54,9 +54,6 @@ export const paramDef = {
 @Injectable()
 export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-disable-line import/no-default-export
 	constructor(
-		@Inject(DI.redisForTimelines)
-		private redisForTimelines: Redis.Redis,
-
 		@Inject(DI.notesRepository)
 		private notesRepository: NotesRepository,
 
@@ -64,7 +61,9 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private activeUsersChart: ActiveUsersChart,
 		private idService: IdService,
 		private cacheService: CacheService,
-		private redisTimelineService: RedisTimelineService,
+		private funoutTimelineService: FunoutTimelineService,
+		private userFollowingService: UserFollowingService,
+		private queryService: QueryService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			const untilId = ps.untilId ?? (ps.untilDate ? this.idService.gen(ps.untilDate!) : null);
@@ -82,55 +81,132 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				this.cacheService.userBlockedCache.fetch(me.id),
 			]);
 
-			let noteIds = await this.redisTimelineService.get(ps.withFiles ? `homeTimelineWithFiles:${me.id}` : `homeTimeline:${me.id}`, untilId, sinceId);
+			let noteIds = await this.funoutTimelineService.get(ps.withFiles ? `homeTimelineWithFiles:${me.id}` : `homeTimeline:${me.id}`, untilId, sinceId);
 			noteIds = noteIds.slice(0, ps.limit);
 
-			if (noteIds.length === 0) {
-				return [];
-			}
+			if (noteIds.length > 0) {
+				const query = this.notesRepository.createQueryBuilder('note')
+					.where('note.id IN (:...noteIds)', { noteIds: noteIds })
+					.innerJoinAndSelect('note.user', 'user')
+					.leftJoinAndSelect('note.reply', 'reply')
+					.leftJoinAndSelect('note.renote', 'renote')
+					.leftJoinAndSelect('reply.user', 'replyUser')
+					.leftJoinAndSelect('renote.user', 'renoteUser')
+					.leftJoinAndSelect('note.channel', 'channel');
 
-			const query = this.notesRepository.createQueryBuilder('note')
-				.where('note.id IN (:...noteIds)', { noteIds: noteIds })
-				.innerJoinAndSelect('note.user', 'user')
-				.leftJoinAndSelect('note.reply', 'reply')
-				.leftJoinAndSelect('note.renote', 'renote')
-				.leftJoinAndSelect('reply.user', 'replyUser')
-				.leftJoinAndSelect('renote.user', 'renoteUser')
-				.leftJoinAndSelect('note.channel', 'channel');
+				if (!ps.withBots) query.andWhere('user.isBot = FALSE');
 
-			if (!ps.withBots) query.andWhere('user.isBot = FALSE');
+				let timeline = await query.getMany();
 
-			let timeline = await query.getMany();
+				timeline = timeline.filter(note => {
+					if (note.userId === me.id) {
+						return true;
+					}
+					if (isUserRelated(note, userIdsWhoBlockingMe)) return false;
+					if (isUserRelated(note, userIdsWhoMeMuting)) return false;
+					if (note.renoteId) {
+						if (note.text == null && note.fileIds.length === 0 && !note.hasPoll) {
+							if (isUserRelated(note, userIdsWhoMeMutingRenotes)) return false;
+							if (ps.withRenotes === false) return false;
+						}
+					}
+					if (note.reply && note.reply.visibility === 'followers') {
+						if (!Object.hasOwn(followings, note.reply.userId)) return false;
+					}
+					if (note.user?.isSilenced && note.userId !== me.id && !followings[note.userId]) return false;
 
-			timeline = timeline.filter(note => {
-				if (note.userId === me.id) {
 					return true;
+				});
+
+				// TODO: フィルタした結果件数が足りなかった場合の対応
+
+				timeline.sort((a, b) => a.id > b.id ? -1 : 1);
+
+				process.nextTick(() => {
+					this.activeUsersChart.read(me);
+				});
+
+				return await this.noteEntityService.packMany(timeline, me);
+			} else { // fallback to db
+				const followees = await this.userFollowingService.getFollowees(me.id);
+
+				//#region Construct query
+				const query = this.queryService.makePaginationQuery(this.notesRepository.createQueryBuilder('note'), ps.sinceId, ps.untilId, ps.sinceDate, ps.untilDate)
+					.andWhere('note.channelId IS NULL')
+					.innerJoinAndSelect('note.user', 'user')
+					.leftJoinAndSelect('note.reply', 'reply')
+					.leftJoinAndSelect('note.renote', 'renote')
+					.leftJoinAndSelect('reply.user', 'replyUser')
+					.leftJoinAndSelect('renote.user', 'renoteUser');
+
+				if (!ps.withBots) query.andWhere('user.isBot = FALSE');
+
+				if (followees.length > 0) {
+					const meOrFolloweeIds = [me.id, ...followees.map(f => f.followeeId)];
+
+					query.andWhere('note.userId IN (:...meOrFolloweeIds)', { meOrFolloweeIds: meOrFolloweeIds });
+				} else {
+					query.andWhere('note.userId = :meId', { meId: me.id });
 				}
-				if (isUserRelated(note, userIdsWhoBlockingMe)) return false;
-				if (isUserRelated(note, userIdsWhoMeMuting)) return false;
-				if (note.renoteId) {
-					if (note.text == null && note.fileIds.length === 0 && !note.hasPoll) {
-						if (isUserRelated(note, userIdsWhoMeMutingRenotes)) return false;
-						if (ps.withRenotes === false) return false;
-					}
+
+				query.andWhere(new Brackets(qb => {
+					qb
+						.where('note.replyId IS NULL') // 返信ではない
+						.orWhere(new Brackets(qb => {
+							qb // 返信だけど投稿者自身への返信
+								.where('note.replyId IS NOT NULL')
+								.andWhere('note.replyUserId = note.userId');
+						}));
+				}));
+
+				this.queryService.generateVisibilityQuery(query, me);
+				this.queryService.generateMutedUserQuery(query, me);
+				this.queryService.generateBlockedUserQuery(query, me);
+				this.queryService.generateMutedUserRenotesQueryForNotes(query, me);
+
+				if (ps.includeMyRenotes === false) {
+					query.andWhere(new Brackets(qb => {
+						qb.orWhere('note.userId != :meId', { meId: me.id });
+						qb.orWhere('note.renoteId IS NULL');
+						qb.orWhere('note.text IS NOT NULL');
+						qb.orWhere('note.fileIds != \'{}\'');
+						qb.orWhere('0 < (SELECT COUNT(*) FROM poll WHERE poll."noteId" = note.id)');
+					}));
 				}
-				if (note.reply && note.reply.visibility === 'followers') {
-					if (!Object.hasOwn(followings, note.reply.userId)) return false;
+
+				if (ps.includeRenotedMyNotes === false) {
+					query.andWhere(new Brackets(qb => {
+						qb.orWhere('note.renoteUserId != :meId', { meId: me.id });
+						qb.orWhere('note.renoteId IS NULL');
+						qb.orWhere('note.text IS NOT NULL');
+						qb.orWhere('note.fileIds != \'{}\'');
+						qb.orWhere('0 < (SELECT COUNT(*) FROM poll WHERE poll."noteId" = note.id)');
+					}));
 				}
-				if (note.user?.isSilenced && note.userId !== me.id && !followings[note.userId]) return false;
 
-				return true;
-			});
+				if (ps.includeLocalRenotes === false) {
+					query.andWhere(new Brackets(qb => {
+						qb.orWhere('note.renoteUserHost IS NOT NULL');
+						qb.orWhere('note.renoteId IS NULL');
+						qb.orWhere('note.text IS NOT NULL');
+						qb.orWhere('note.fileIds != \'{}\'');
+						qb.orWhere('0 < (SELECT COUNT(*) FROM poll WHERE poll."noteId" = note.id)');
+					}));
+				}
 
-			// TODO: フィルタした結果件数が足りなかった場合の対応
+				if (ps.withFiles) {
+					query.andWhere('note.fileIds != \'{}\'');
+				}
+				//#endregion
 
-			timeline.sort((a, b) => a.id > b.id ? -1 : 1);
+				const timeline = await query.limit(ps.limit).getMany();
 
-			process.nextTick(() => {
-				this.activeUsersChart.read(me);
-			});
+				process.nextTick(() => {
+					this.activeUsersChart.read(me);
+				});
 
-			return await this.noteEntityService.packMany(timeline, me);
+				return await this.noteEntityService.packMany(timeline, me);
+			}
 		});
 	}
 }
diff --git a/packages/backend/src/server/api/endpoints/notes/user-list-timeline.ts b/packages/backend/src/server/api/endpoints/notes/user-list-timeline.ts
index b8007e78fd..2b31e6169c 100644
--- a/packages/backend/src/server/api/endpoints/notes/user-list-timeline.ts
+++ b/packages/backend/src/server/api/endpoints/notes/user-list-timeline.ts
@@ -15,7 +15,7 @@ import { DI } from '@/di-symbols.js';
 import { CacheService } from '@/core/CacheService.js';
 import { IdService } from '@/core/IdService.js';
 import { isUserRelated } from '@/misc/is-user-related.js';
-import { RedisTimelineService } from '@/core/RedisTimelineService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
 import { ApiError } from '../../error.js';
 
 export const meta = {
@@ -80,7 +80,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private activeUsersChart: ActiveUsersChart,
 		private cacheService: CacheService,
 		private idService: IdService,
-		private redisTimelineService: RedisTimelineService,
+		private funoutTimelineService: FunoutTimelineService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			const untilId = ps.untilId ?? (ps.untilDate ? this.idService.gen(ps.untilDate!) : null);
@@ -105,7 +105,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				this.cacheService.userBlockedCache.fetch(me.id),
 			]);
 
-			let noteIds = await this.redisTimelineService.get(ps.withFiles ? `userListTimelineWithFiles:${list.id}` : `userListTimeline:${list.id}`, untilId, sinceId);
+			let noteIds = await this.funoutTimelineService.get(ps.withFiles ? `userListTimelineWithFiles:${list.id}` : `userListTimeline:${list.id}`, untilId, sinceId);
 			noteIds = noteIds.slice(0, ps.limit);
 
 			if (noteIds.length === 0) {
diff --git a/packages/backend/src/server/api/endpoints/roles/notes.ts b/packages/backend/src/server/api/endpoints/roles/notes.ts
index e6e1daaa51..daa9affc20 100644
--- a/packages/backend/src/server/api/endpoints/roles/notes.ts
+++ b/packages/backend/src/server/api/endpoints/roles/notes.ts
@@ -11,7 +11,7 @@ import { QueryService } from '@/core/QueryService.js';
 import { DI } from '@/di-symbols.js';
 import { NoteEntityService } from '@/core/entities/NoteEntityService.js';
 import { IdService } from '@/core/IdService.js';
-import { RedisTimelineService } from '@/core/RedisTimelineService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
 import { ApiError } from '../../error.js';
 
 export const meta = {
@@ -66,7 +66,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private idService: IdService,
 		private noteEntityService: NoteEntityService,
 		private queryService: QueryService,
-		private redisTimelineService: RedisTimelineService,
+		private funoutTimelineService: FunoutTimelineService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			const untilId = ps.untilId ?? (ps.untilDate ? this.idService.gen(ps.untilDate!) : null);
@@ -84,7 +84,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				return [];
 			}
 
-			let noteIds = await this.redisTimelineService.get(`roleTimeline:${role.id}`, untilId, sinceId);
+			let noteIds = await this.funoutTimelineService.get(`roleTimeline:${role.id}`, untilId, sinceId);
 			noteIds = noteIds.slice(0, ps.limit);
 
 			if (noteIds.length === 0) {
diff --git a/packages/backend/src/server/api/endpoints/users/notes.ts b/packages/backend/src/server/api/endpoints/users/notes.ts
index 4f3d61ce07..343d320f6e 100644
--- a/packages/backend/src/server/api/endpoints/users/notes.ts
+++ b/packages/backend/src/server/api/endpoints/users/notes.ts
@@ -14,7 +14,7 @@ import { CacheService } from '@/core/CacheService.js';
 import { IdService } from '@/core/IdService.js';
 import { isUserRelated } from '@/misc/is-user-related.js';
 import { QueryService } from '@/core/QueryService.js';
-import { RedisTimelineService } from '@/core/RedisTimelineService.js';
+import { FunoutTimelineService } from '@/core/FunoutTimelineService.js';
 import { ApiError } from '../../error.js';
 
 export const meta = {
@@ -71,7 +71,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 		private queryService: QueryService,
 		private cacheService: CacheService,
 		private idService: IdService,
-		private redisTimelineService: RedisTimelineService,
+		private funoutTimelineService: FunoutTimelineService,
 	) {
 		super(meta, paramDef, async (ps, me) => {
 			const untilId = ps.untilId ?? (ps.untilDate ? this.idService.gen(ps.untilDate!) : null);
@@ -87,9 +87,9 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				]) : [new Set<string>()];
 
 				const [noteIdsRes, repliesNoteIdsRes, channelNoteIdsRes] = await Promise.all([
-					this.redisTimelineService.get(ps.withFiles ? `userTimelineWithFiles:${ps.userId}` : `userTimeline:${ps.userId}`, untilId, sinceId),
-					ps.withReplies ? this.redisTimelineService.get(`userTimelineWithReplies:${ps.userId}`, untilId, sinceId) : Promise.resolve([]),
-					ps.withChannelNotes ? this.redisTimelineService.get(`userTimelineWithChannel:${ps.userId}`, untilId, sinceId) : Promise.resolve([]),
+					this.funoutTimelineService.get(ps.withFiles ? `userTimelineWithFiles:${ps.userId}` : `userTimeline:${ps.userId}`, untilId, sinceId),
+					ps.withReplies ? this.funoutTimelineService.get(`userTimelineWithReplies:${ps.userId}`, untilId, sinceId) : Promise.resolve([]),
+					ps.withChannelNotes ? this.funoutTimelineService.get(`userTimelineWithChannel:${ps.userId}`, untilId, sinceId) : Promise.resolve([]),
 				]);
 
 				let noteIds = Array.from(new Set([
@@ -151,7 +151,10 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				.leftJoinAndSelect('renote.user', 'renoteUser');
 
 			if (ps.withChannelNotes) {
-				if (!isSelf) query.andWhere('channel.isSensitive = false');
+				if (!isSelf) query.andWhere(new Brackets(qb => {
+					qb.orWhere('note.channelId IS NULL');
+					qb.orWhere('channel.isSensitive = false');
+				}));
 			} else {
 				query.andWhere('note.channelId IS NULL');
 			}
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 6da1921468..f5216bb4f6 100644
--- a/packages/backend/src/server/api/stream/channels/home-timeline.ts
+++ b/packages/backend/src/server/api/stream/channels/home-timeline.ts
@@ -49,7 +49,7 @@ class HomeTimelineChannel extends Channel {
 		}
 
 		// Ignore notes from instances the user has muted
-		if (isInstanceMuted(note, new Set<string>(this.userProfile!.mutedInstances ?? []))) return;
+		if (isInstanceMuted(note, new Set<string>(this.userProfile!.mutedInstances))) return;
 
 		if (note.visibility === 'followers') {
 			if (!Object.hasOwn(this.following, note.userId)) return;
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 f7c2f0591d..1a062f393b 100644
--- a/packages/backend/src/server/api/stream/channels/hybrid-timeline.ts
+++ b/packages/backend/src/server/api/stream/channels/hybrid-timeline.ts
@@ -72,7 +72,7 @@ class HybridTimelineChannel extends Channel {
 		}
 
 		// Ignore notes from instances the user has muted
-		if (isInstanceMuted(note, new Set<string>(this.userProfile!.mutedInstances ?? []))) return;
+		if (isInstanceMuted(note, new Set<string>(this.userProfile!.mutedInstances))) return;
 
 		// 関係ない返信は除外
 		if (note.reply && !this.following[note.userId]?.withReplies && !this.withReplies) {
diff --git a/packages/backend/src/server/web/FeedService.ts b/packages/backend/src/server/web/FeedService.ts
index 7a799cb8d9..94d0040313 100644
--- a/packages/backend/src/server/web/FeedService.ts
+++ b/packages/backend/src/server/web/FeedService.ts
@@ -83,7 +83,7 @@ export class FeedService {
 				date: this.idService.parse(note.id).date,
 				description: note.cw ?? undefined,
 				content: note.text ?? undefined,
-				image: file ? this.driveFileEntityService.getPublicUrl(file) ?? undefined : undefined,
+				image: file ? this.driveFileEntityService.getPublicUrl(file) : undefined,
 			});
 		}