Merge pull request #14675 from misskey-dev/develop

Release: 2024.10.0

40 files changed, 1630 insertions, 679 deletions

diff --git a/packages/frontend/.storybook/generate.tsx b/packages/frontend/.storybook/generate.tsx
index 42d1a10f0a..f2bdc631d2 100644
--- a/packages/frontend/.storybook/generate.tsx
+++ b/packages/frontend/.storybook/generate.tsx
@@ -397,7 +397,18 @@ function toStories(component: string): Promise<string> {
 	const globs = await Promise.all([
 		glob('src/components/global/Mk*.vue'),
 		glob('src/components/global/RouterView.vue'),
-		glob('src/components/Mk[A-E]*.vue'),
+		glob('src/components/MkAbuseReportWindow.vue'),
+		glob('src/components/MkAccountMoved.vue'),
+		glob('src/components/MkAchievements.vue'),
+		glob('src/components/MkAnalogClock.vue'),
+		glob('src/components/MkAnimBg.vue'),
+		glob('src/components/MkAnnouncementDialog.vue'),
+		glob('src/components/MkAntennaEditor.vue'),
+		glob('src/components/MkAntennaEditorDialog.vue'),
+		glob('src/components/MkAsUi.vue'),
+		glob('src/components/MkAutocomplete.vue'),
+		glob('src/components/MkAvatars.vue'),
+		glob('src/components/Mk[B-E]*.vue'),
 		glob('src/components/MkFlashPreview.vue'),
 		glob('src/components/MkGalleryPostPreview.vue'),
 		glob('src/components/MkSignupServerRules.vue'),
diff --git a/packages/frontend/package.json b/packages/frontend/package.json
index d3909babfd..3226a554a9 100644
--- a/packages/frontend/package.json
+++ b/packages/frontend/package.json
@@ -28,7 +28,7 @@
 		"@tabler/icons-webfont": "3.3.0",
 		"@twemoji/parser": "15.1.1",
 		"@vitejs/plugin-vue": "5.1.4",
-		"@vue/compiler-sfc": "3.5.10",
+		"@vue/compiler-sfc": "3.5.11",
 		"aiscript-vscode": "github:aiscript-dev/aiscript-vscode#v0.1.11",
 		"astring": "1.9.0",
 		"broadcast-channel": "7.0.0",
@@ -39,12 +39,13 @@
 		"chartjs-chart-matrix": "2.0.1",
 		"chartjs-plugin-gradient": "0.6.1",
 		"chartjs-plugin-zoom": "2.0.1",
-		"chromatic": "11.10.4",
+		"chromatic": "11.11.0",
 		"compare-versions": "6.1.1",
 		"cropperjs": "2.0.0-rc.2",
 		"date-fns": "2.30.0",
 		"estree-walker": "3.0.3",
 		"eventemitter3": "5.0.1",
+		"frontend-shared": "workspace:*",
 		"idb-keyval": "6.2.1",
 		"insert-text-at-cursor": "0.3.0",
 		"is-file-animated": "1.0.2",
@@ -54,13 +55,12 @@
 		"misskey-bubble-game": "workspace:*",
 		"misskey-js": "workspace:*",
 		"misskey-reversi": "workspace:*",
-		"frontend-shared": "workspace:*",
 		"photoswipe": "5.4.4",
 		"punycode": "2.3.1",
 		"rollup": "4.22.5",
-		"sanitize-html": "2.13.0",
+		"sanitize-html": "2.13.1",
 		"sass": "1.79.3",
-		"shiki": "1.12.0",
+		"shiki": "1.21.0",
 		"strict-event-emitter-types": "2.0.0",
 		"textarea-caret": "3.1.0",
 		"three": "0.169.0",
@@ -72,30 +72,31 @@
 		"uuid": "10.0.0",
 		"v-code-diff": "1.13.1",
 		"vite": "5.4.8",
-		"vue": "3.5.10",
+		"vue": "3.5.11",
 		"vuedraggable": "next"
 	},
 	"devDependencies": {
 		"@misskey-dev/summaly": "5.1.0",
-		"@storybook/addon-actions": "8.3.3",
-		"@storybook/addon-essentials": "8.3.3",
-		"@storybook/addon-interactions": "8.3.3",
-		"@storybook/addon-links": "8.3.3",
-		"@storybook/addon-mdx-gfm": "8.3.3",
-		"@storybook/addon-storysource": "8.3.3",
-		"@storybook/blocks": "8.3.3",
-		"@storybook/components": "8.3.3",
-		"@storybook/core-events": "8.3.3",
-		"@storybook/manager-api": "8.3.3",
-		"@storybook/preview-api": "8.3.3",
-		"@storybook/react": "8.3.3",
-		"@storybook/react-vite": "8.3.3",
-		"@storybook/test": "8.3.3",
-		"@storybook/theming": "8.3.3",
-		"@storybook/types": "8.3.3",
-		"@storybook/vue3": "8.3.3",
-		"@storybook/vue3-vite": "8.3.3",
+		"@storybook/addon-actions": "8.3.4",
+		"@storybook/addon-essentials": "8.3.4",
+		"@storybook/addon-interactions": "8.3.4",
+		"@storybook/addon-links": "8.3.4",
+		"@storybook/addon-mdx-gfm": "8.3.4",
+		"@storybook/addon-storysource": "8.3.4",
+		"@storybook/blocks": "8.3.4",
+		"@storybook/components": "8.3.4",
+		"@storybook/core-events": "8.3.4",
+		"@storybook/manager-api": "8.3.4",
+		"@storybook/preview-api": "8.3.4",
+		"@storybook/react": "8.3.4",
+		"@storybook/react-vite": "8.3.4",
+		"@storybook/test": "8.3.4",
+		"@storybook/theming": "8.3.4",
+		"@storybook/types": "8.3.4",
+		"@storybook/vue3": "8.3.4",
+		"@storybook/vue3-vite": "8.3.4",
 		"@testing-library/vue": "8.1.0",
+		"@types/canvas-confetti": "^1.6.4",
 		"@types/estree": "1.0.6",
 		"@types/matter-js": "0.19.7",
 		"@types/micromatch": "4.0.9",
@@ -110,11 +111,11 @@
 		"@typescript-eslint/eslint-plugin": "7.17.0",
 		"@typescript-eslint/parser": "7.17.0",
 		"@vitest/coverage-v8": "1.6.0",
-		"@vue/runtime-core": "3.5.10",
+		"@vue/runtime-core": "3.5.11",
 		"acorn": "8.12.1",
 		"cross-env": "7.0.3",
 		"cypress": "13.15.0",
-		"eslint-plugin-import": "2.30.0",
+		"eslint-plugin-import": "2.31.0",
 		"eslint-plugin-vue": "9.28.0",
 		"fast-glob": "3.3.2",
 		"happy-dom": "10.0.3",
@@ -128,7 +129,7 @@
 		"react-dom": "18.3.1",
 		"seedrandom": "3.0.5",
 		"start-server-and-test": "2.0.8",
-		"storybook": "8.3.3",
+		"storybook": "8.3.4",
 		"storybook-addon-misskey-theme": "github:misskey-dev/storybook-addon-misskey-theme",
 		"vite-plugin-turbosnap": "1.0.3",
 		"vitest": "1.6.0",
diff --git a/packages/frontend/src/boot/main-boot.ts b/packages/frontend/src/boot/main-boot.ts
index ddd47ca448..76459ab330 100644
--- a/packages/frontend/src/boot/main-boot.ts
+++ b/packages/frontend/src/boot/main-boot.ts
@@ -230,19 +230,25 @@ export async function mainBoot() {
 			claimAchievement('collectAchievements30');
 		}
 
-		window.setInterval(() => {
-			if (Math.floor(Math.random() * 20000) === 0) {
-				claimAchievement('justPlainLucky');
-			}
-		}, 1000 * 10);
+		if (!claimedAchievements.includes('justPlainLucky')) {
+			window.setInterval(() => {
+				if (Math.floor(Math.random() * 20000) === 0) {
+					claimAchievement('justPlainLucky');
+				}
+			}, 1000 * 10);
+		}
 
-		window.setTimeout(() => {
-			claimAchievement('client30min');
-		}, 1000 * 60 * 30);
+		if (!claimedAchievements.includes('client30min')) {
+			window.setTimeout(() => {
+				claimAchievement('client30min');
+			}, 1000 * 60 * 30);
+		}
 
-		window.setTimeout(() => {
-			claimAchievement('client60min');
-		}, 1000 * 60 * 60);
+		if (!claimedAchievements.includes('client60min')) {
+			window.setTimeout(() => {
+				claimAchievement('client60min');
+			}, 1000 * 60 * 60);
+		}
 
 		// 邪魔
 		//const lastUsed = miLocalStorage.getItem('lastUsed');
diff --git a/packages/frontend/src/components/MkAbuseReport.stories.impl.ts b/packages/frontend/src/components/MkAbuseReport.stories.impl.ts
deleted file mode 100644
index cf09c96fd4..0000000000
--- a/packages/frontend/src/components/MkAbuseReport.stories.impl.ts
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * SPDX-FileCopyrightText: syuilo and misskey-project
- * SPDX-License-Identifier: AGPL-3.0-only
- */
-
-/* eslint-disable @typescript-eslint/explicit-function-return-type */
-import { action } from '@storybook/addon-actions';
-import { StoryObj } from '@storybook/vue3';
-import { HttpResponse, http } from 'msw';
-import { abuseUserReport } from '../../.storybook/fakes.js';
-import { commonHandlers } from '../../.storybook/mocks.js';
-import MkAbuseReport from './MkAbuseReport.vue';
-export const Default = {
-	render(args) {
-		return {
-			components: {
-				MkAbuseReport,
-			},
-			setup() {
-				return {
-					args,
-				};
-			},
-			computed: {
-				props() {
-					return {
-						...this.args,
-					};
-				},
-				events() {
-					return {
-						resolved: action('resolved'),
-					};
-				},
-			},
-			template: '<MkAbuseReport v-bind="props" v-on="events" />',
-		};
-	},
-	args: {
-		report: abuseUserReport(),
-	},
-	parameters: {
-		layout: 'fullscreen',
-		msw: {
-			handlers: [
-				...commonHandlers,
-				http.post('/api/admin/resolve-abuse-user-report', async ({ request }) => {
-					action('POST /api/admin/resolve-abuse-user-report')(await request.json());
-					return HttpResponse.json({});
-				}),
-			],
-		},
-	},
-} satisfies StoryObj<typeof MkAbuseReport>;
diff --git a/packages/frontend/src/components/MkAbuseReport.vue b/packages/frontend/src/components/MkAbuseReport.vue
index a28e7c2559..0278cb30f0 100644
--- a/packages/frontend/src/components/MkAbuseReport.vue
+++ b/packages/frontend/src/components/MkAbuseReport.vue
@@ -4,112 +4,153 @@ SPDX-License-Identifier: AGPL-3.0-only
 -->
 
 <template>
-<div class="bcekxzvu _margin _panel">
-	<div class="target">
-		<MkA v-user-preview="report.targetUserId" class="info" :to="`/admin/user/${report.targetUserId}`" :behavior="'window'">
-			<MkAvatar class="avatar" :user="report.targetUser" indicator/>
-			<div class="names">
-				<MkUserName class="name" :user="report.targetUser"/>
-				<MkAcct class="acct" :user="report.targetUser" style="display: block;"/>
-			</div>
-		</MkA>
-		<MkKeyValue>
-			<template #key>{{ i18n.ts.registeredDate }}</template>
-			<template #value>{{ dateString(report.targetUser.createdAt) }} (<MkTime :time="report.targetUser.createdAt"/>)</template>
-		</MkKeyValue>
-	</div>
-	<div class="detail">
-		<div>
-			<Mfm :text="report.comment" :linkNavigationBehavior="'window'"/>
+<MkFolder>
+	<template #icon>
+		<i v-if="report.resolved && report.resolvedAs === 'accept'" class="ti ti-check" style="color: var(--success)"></i>
+		<i v-else-if="report.resolved && report.resolvedAs === 'reject'" class="ti ti-x" style="color: var(--error)"></i>
+		<i v-else-if="report.resolved" class="ti ti-slash"></i>
+		<i v-else class="ti ti-exclamation-circle" style="color: var(--warn)"></i>
+	</template>
+	<template #label><MkAcct :user="report.targetUser"/> (by <MkAcct :user="report.reporter"/>)</template>
+	<template #caption>{{ report.comment }}</template>
+	<template #suffix><MkTime :time="report.createdAt"/></template>
+	<template #footer>
+		<div class="_buttons">
+			<template v-if="!report.resolved">
+				<MkButton @click="resolve('accept')"><i class="ti ti-check" style="color: var(--success)"></i> {{ i18n.ts._abuseUserReport.resolve }} ({{ i18n.ts._abuseUserReport.accept }})</MkButton>
+				<MkButton @click="resolve('reject')"><i class="ti ti-x" style="color: var(--error)"></i> {{ i18n.ts._abuseUserReport.resolve }} ({{ i18n.ts._abuseUserReport.reject }})</MkButton>
+				<MkButton @click="resolve(null)"><i class="ti ti-slash"></i> {{ i18n.ts._abuseUserReport.resolve }} ({{ i18n.ts.other }})</MkButton>
+			</template>
+			<template v-if="report.targetUser.host != null">
+				<MkButton :disabled="report.forwarded" primary @click="forward"><i class="ti ti-corner-up-right"></i> {{ i18n.ts._abuseUserReport.forward }}</MkButton>
+				<div v-tooltip:dialog="i18n.ts._abuseUserReport.forwardDescription" class="_button _help"><i class="ti ti-help-circle"></i></div>
+			</template>
+			<button class="_button" style="margin-left: auto; width: 34px;" @click="showMenu"><i class="ti ti-dots"></i></button>
 		</div>
-		<hr/>
-		<div>{{ i18n.ts.reporter }}: <MkA :to="`/admin/user/${report.reporter.id}`" class="_link" :behavior="'window'">@{{ report.reporter.username }}</MkA></div>
+	</template>
+
+	<div :class="$style.root" class="_gaps_s">
+		<MkFolder :withSpacer="false">
+			<template #icon><MkAvatar :user="report.targetUser" style="width: 18px; height: 18px;"/></template>
+			<template #label>{{ i18n.ts.target }}: <MkAcct :user="report.targetUser"/></template>
+			<template #suffix>#{{ report.targetUserId.toUpperCase() }}</template>
+
+			<div style="container-type: inline-size;">
+				<RouterView :router="targetRouter"/>
+			</div>
+		</MkFolder>
+
+		<MkFolder :defaultOpen="true">
+			<template #icon><i class="ti ti-message-2"></i></template>
+			<template #label>{{ i18n.ts.details }}</template>
+			<div class="_gaps_s">
+				<Mfm :text="report.comment" :linkNavigationBehavior="'window'"/>
+			</div>
+		</MkFolder>
+
+		<MkFolder :withSpacer="false">
+			<template #icon><MkAvatar :user="report.reporter" style="width: 18px; height: 18px;"/></template>
+			<template #label>{{ i18n.ts.reporter }}: <MkAcct :user="report.reporter"/></template>
+			<template #suffix>#{{ report.reporterId.toUpperCase() }}</template>
+
+			<div style="container-type: inline-size;">
+				<RouterView :router="reporterRouter"/>
+			</div>
+		</MkFolder>
+
+		<MkFolder :defaultOpen="false">
+			<template #icon><i class="ti ti-message-2"></i></template>
+			<template #label>{{ i18n.ts.moderationNote }}</template>
+			<template #suffix>{{ moderationNote.length > 0 ? '...' : i18n.ts.none }}</template>
+			<div class="_gaps_s">
+				<MkTextarea v-model="moderationNote" manualSave>
+					<template #caption>{{ i18n.ts.moderationNoteDescription }}</template>
+				</MkTextarea>
+			</div>
+		</MkFolder>
+
 		<div v-if="report.assignee">
 			{{ i18n.ts.moderator }}:
 			<MkAcct :user="report.assignee"/>
 		</div>
-		<div><MkTime :time="report.createdAt"/></div>
-		<div class="action">
-			<MkSwitch v-model="forward" :disabled="report.targetUser.host == null || report.resolved">
-				{{ i18n.ts.forwardReport }}
-				<template #caption>{{ i18n.ts.forwardReportIsAnonymous }}</template>
-			</MkSwitch>
-			<MkButton v-if="!report.resolved" primary @click="resolve">{{ i18n.ts.abuseMarkAsResolved }}</MkButton>
-		</div>
 	</div>
-</div>
+</MkFolder>
 </template>
 
 <script lang="ts" setup>
-import { ref } from 'vue';
+import { provide, ref, watch } from 'vue';
+import * as Misskey from 'misskey-js';
 import MkButton from '@/components/MkButton.vue';
 import MkSwitch from '@/components/MkSwitch.vue';
 import MkKeyValue from '@/components/MkKeyValue.vue';
 import * as os from '@/os.js';
 import { i18n } from '@/i18n.js';
 import { dateString } from '@/filters/date.js';
+import MkFolder from '@/components/MkFolder.vue';
+import RouterView from '@/components/global/RouterView.vue';
+import { useRouterFactory } from '@/router/supplier';
+import MkTextarea from '@/components/MkTextarea.vue';
+import { copyToClipboard } from '@/scripts/copy-to-clipboard.js';
 
 const props = defineProps<{
-	report: any;
+	report: Misskey.entities.AdminAbuseUserReportsResponse[number];
 }>();
 
 const emit = defineEmits<{
 	(ev: 'resolved', reportId: string): void;
 }>();
 
-const forward = ref(props.report.forwarded);
+const routerFactory = useRouterFactory();
+const targetRouter = routerFactory(`/admin/user/${props.report.targetUserId}`);
+targetRouter.init();
+const reporterRouter = routerFactory(`/admin/user/${props.report.reporterId}`);
+reporterRouter.init();
+
+const moderationNote = ref(props.report.moderationNote ?? '');
 
-function resolve() {
+watch(moderationNote, async () => {
+	os.apiWithDialog('admin/update-abuse-user-report', {
+		reportId: props.report.id,
+		moderationNote: moderationNote.value,
+	}).then(() => {
+	});
+});
+
+function resolve(resolvedAs) {
 	os.apiWithDialog('admin/resolve-abuse-user-report', {
-		forward: forward.value,
 		reportId: props.report.id,
+		resolvedAs,
 	}).then(() => {
 		emit('resolved', props.report.id);
 	});
 }
-</script>
-
-<style lang="scss" scoped>
-.bcekxzvu {
-	display: flex;
-
-	> .target {
-		width: 35%;
-		box-sizing: border-box;
-		text-align: left;
-		padding: 24px;
-		border-right: solid 1px var(--divider);
 
-		> .info {
-			display: flex;
-			box-sizing: border-box;
-			align-items: center;
-			padding: 14px;
-			border-radius: 8px;
-			--c: rgb(255 196 0 / 15%);
-			background-image: linear-gradient(45deg, var(--c) 16.67%, transparent 16.67%, transparent 50%, var(--c) 50%, var(--c) 66.67%, transparent 66.67%, transparent 100%);
-			background-size: 16px 16px;
-
-			> .avatar {
-				width: 42px;
-				height: 42px;
-			}
+function forward() {
+	os.apiWithDialog('admin/forward-abuse-user-report', {
+		reportId: props.report.id,
+	}).then(() => {
 
-			> .names {
-				margin-left: 0.3em;
-				padding: 0 8px;
-				flex: 1;
+	});
+}
 
-				> .name {
-					font-weight: bold;
-				}
-			}
-		}
-	}
+function showMenu(ev: MouseEvent) {
+	os.popupMenu([{
+		icon: 'ti ti-id',
+		text: 'Copy ID',
+		action: () => {
+			copyToClipboard(props.report.id);
+		},
+	}, {
+		icon: 'ti ti-json',
+		text: 'Copy JSON',
+		action: () => {
+			copyToClipboard(JSON.stringify(props.report, null, '\t'));
+		},
+	}], ev.currentTarget ?? ev.target);
+}
+</script>
 
-	> .detail {
-		flex: 1;
-		padding: 24px;
-	}
+<style lang="scss" module>
+.root {
 }
 </style>
diff --git a/packages/frontend/src/components/MkExtensionInstaller.stories.impl.ts b/packages/frontend/src/components/MkExtensionInstaller.stories.impl.ts
new file mode 100644
index 0000000000..6763f7c546
--- /dev/null
+++ b/packages/frontend/src/components/MkExtensionInstaller.stories.impl.ts
@@ -0,0 +1,83 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { StoryObj } from '@storybook/vue3';
+import MkExtensionInstaller from './MkExtensionInstaller.vue';
+import lightTheme from '@@/themes/_light.json5';
+
+export const Plugin = {
+	render(args) {
+		return {
+			components: {
+				MkExtensionInstaller,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkExtensionInstaller v-bind="props" />',
+		};
+	},
+	args: {
+		extension: {
+			type: 'plugin',
+			raw: '"do nothing"',
+			meta: {
+				name: 'do nothing plugin',
+				version: '1.0',
+				author: 'syuilo and misskey-project',
+				description: 'a plugin that does nothing',
+				permissions: ['read:account'],
+				config: {
+					'doNothing': true,
+				},
+			},
+		},
+	},
+	parameters: {
+		layout: 'centered',
+	},
+} satisfies StoryObj<typeof MkExtensionInstaller>;
+
+export const Theme = {
+	render(args) {
+		return {
+			components: {
+				MkExtensionInstaller,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkExtensionInstaller v-bind="props" />',
+		};
+	},
+	args: {
+		extension: {
+			type: 'theme',
+			raw: JSON.stringify(lightTheme),
+			meta: lightTheme,
+		},
+	},
+	parameters: {
+		layout: 'centered',
+	},
+} satisfies StoryObj<typeof MkExtensionInstaller>;
diff --git a/packages/frontend/src/components/MkExtensionInstaller.vue b/packages/frontend/src/components/MkExtensionInstaller.vue
new file mode 100644
index 0000000000..0f7acd69e7
--- /dev/null
+++ b/packages/frontend/src/components/MkExtensionInstaller.vue
@@ -0,0 +1,146 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div class="_gaps_m" :class="$style.extInstallerRoot">
+	<div :class="$style.extInstallerIconWrapper">
+		<i v-if="isPlugin" class="ti ti-plug"></i>
+		<i v-else-if="isTheme" class="ti ti-palette"></i>
+		<!-- 拡張用？ -->
+		<i v-else class="ti ti-download"></i>
+	</div>
+	<h2 :class="$style.extInstallerTitle">{{ i18n.ts._externalResourceInstaller[`_${extension.type}`].title }}</h2>
+	<div :class="$style.extInstallerNormDesc">{{ i18n.ts._externalResourceInstaller.checkVendorBeforeInstall }}</div>
+	<MkInfo v-if="isPlugin" :warn="true">{{ i18n.ts._plugin.installWarn }}</MkInfo>
+	<FormSection>
+		<template #label>{{ i18n.ts._externalResourceInstaller[`_${extension.type}`].metaTitle }}</template>
+		<div class="_gaps_s">
+			<FormSplit>
+				<MkKeyValue>
+					<template #key>{{ i18n.ts.name }}</template>
+					<template #value>{{ extension.meta.name }}</template>
+				</MkKeyValue>
+				<MkKeyValue>
+					<template #key>{{ i18n.ts.author }}</template>
+					<template #value>{{ extension.meta.author }}</template>
+				</MkKeyValue>
+			</FormSplit>
+			<MkKeyValue v-if="isPlugin">
+				<template #key>{{ i18n.ts.description }}</template>
+				<template #value>{{ extension.meta.description ?? i18n.ts.none }}</template>
+			</MkKeyValue>
+			<MkKeyValue v-if="isPlugin">
+				<template #key>{{ i18n.ts.version }}</template>
+				<template #value>{{ extension.meta.version }}</template>
+			</MkKeyValue>
+			<MkKeyValue v-if="isPlugin">
+				<template #key>{{ i18n.ts.permission }}</template>
+				<template #value>
+					<ul v-if="extension.meta.permissions && extension.meta.permissions.length > 0" :class="$style.extInstallerKVList">
+						<li v-for="permission in extension.meta.permissions" :key="permission">{{ i18n.ts._permissions[permission] }}</li>
+					</ul>
+					<template v-else>{{ i18n.ts.none }}</template>
+				</template>
+			</MkKeyValue>
+			<MkKeyValue v-if="isTheme">
+				<template #key>{{ i18n.ts._externalResourceInstaller._meta.base }}</template>
+				<template #value>{{ i18n.ts[extension.meta.base ?? 'none'] }}</template>
+			</MkKeyValue>
+			<MkFolder>
+				<template #icon><i class="ti ti-code"></i></template>
+				<template #label>{{ i18n.ts._plugin.viewSource }}</template>
+
+				<MkCode :code="extension.raw"/>
+			</MkFolder>
+		</div>
+	</FormSection>
+	<slot name="additionalInfo"/>
+	<div class="_buttonsCenter">
+		<MkButton primary @click="emits('confirm')"><i class="ti ti-check"></i> {{ i18n.ts.install }}</MkButton>
+	</div>
+</div>
+</template>
+
+<script lang="ts">
+export type Extension = {
+	type: 'plugin';
+	raw: string;
+	meta: {
+		name: string;
+		version: string;
+		author: string;
+		description?: string;
+		permissions?: string[];
+		config?: Record<string, any>;
+	};
+} | {
+	type: 'theme';
+	raw: string;
+	meta: {
+		name: string;
+		author: string;
+		base?: 'light' | 'dark';
+	};
+};
+</script>
+<script lang="ts" setup>
+import { computed } from 'vue';
+import MkButton from '@/components/MkButton.vue';
+import FormSection from '@/components/form/section.vue';
+import FormSplit from '@/components/form/split.vue';
+import MkCode from '@/components/MkCode.vue';
+import MkInfo from '@/components/MkInfo.vue';
+import MkFolder from '@/components/MkFolder.vue';
+import MkKeyValue from '@/components/MkKeyValue.vue';
+import { i18n } from '@/i18n.js';
+
+const isPlugin = computed(() => props.extension.type === 'plugin');
+const isTheme = computed(() => props.extension.type === 'theme');
+
+const props = defineProps<{
+	extension: Extension;
+}>();
+
+const emits = defineEmits<{
+	(ev: 'confirm'): void;
+}>();
+</script>
+
+<style lang="scss" module>
+.extInstallerRoot {
+	border-radius: var(--radius);
+	background: var(--panel);
+	padding: 1.5rem;
+}
+
+.extInstallerIconWrapper {
+	width: 48px;
+	height: 48px;
+	font-size: 24px;
+	line-height: 48px;
+	text-align: center;
+	border-radius: 50%;
+	margin-left: auto;
+	margin-right: auto;
+
+	background-color: var(--accentedBg);
+	color: var(--accent);
+}
+
+.extInstallerTitle {
+	font-size: 1.2rem;
+	text-align: center;
+	margin: 0;
+}
+
+.extInstallerNormDesc {
+	text-align: center;
+}
+
+.extInstallerKVList {
+	margin-top: 0;
+	margin-bottom: 0;
+}
+</style>
diff --git a/packages/frontend/src/components/MkFolder.vue b/packages/frontend/src/components/MkFolder.vue
index a5f3069d45..8262ae5d0c 100644
--- a/packages/frontend/src/components/MkFolder.vue
+++ b/packages/frontend/src/components/MkFolder.vue
@@ -38,9 +38,12 @@ SPDX-License-Identifier: AGPL-3.0-only
 			>
 				<KeepAlive>
 					<div v-show="opened">
-						<MkSpacer :marginMin="14" :marginMax="22">
+						<MkSpacer v-if="withSpacer" :marginMin="14" :marginMax="22">
 							<slot></slot>
 						</MkSpacer>
+						<div v-else>
+							<slot></slot>
+						</div>
 						<div v-if="$slots.footer" :class="$style.footer">
 							<slot name="footer"></slot>
 						</div>
@@ -59,9 +62,11 @@ import { defaultStore } from '@/store.js';
 const props = withDefaults(defineProps<{
 	defaultOpen?: boolean;
 	maxHeight?: number | null;
+	withSpacer?: boolean;
 }>(), {
 	defaultOpen: false,
 	maxHeight: null,
+	withSpacer: true,
 });
 
 const getBgColor = (el: HTMLElement) => {
diff --git a/packages/frontend/src/components/MkFukidashi.vue b/packages/frontend/src/components/MkFukidashi.vue
new file mode 100644
index 0000000000..09825487bf
--- /dev/null
+++ b/packages/frontend/src/components/MkFukidashi.vue
@@ -0,0 +1,100 @@
+<!--
+SPDX-FileCopyrightText: syuilo and other misskey contributors
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div
+	:class="[
+		$style.root,
+		tail === 'left' ? $style.left : $style.right,
+		negativeMargin === true && $style.negativeMargin,
+		shadow === true && $style.shadow,
+	]"
+>
+	<div :class="$style.bg">
+		<svg v-if="tail !== 'none'" :class="$style.tail" version="1.1" viewBox="0 0 14.597 14.58" xmlns="http://www.w3.org/2000/svg">
+			<g transform="translate(-173.71 -87.184)">
+				<path d="m188.19 87.657c-1.469 2.3218-3.9315 3.8312-6.667 4.0865-2.2309-1.7379-4.9781-2.6816-7.8061-2.6815h-5.1e-4v12.702h12.702v-5.1e-4c2e-5 -1.9998-0.47213-3.9713-1.378-5.754 2.0709-1.6834 3.2732-4.2102 3.273-6.8791-6e-5 -0.49375-0.0413-0.98662-0.1235-1.4735z" fill-rule="evenodd" stroke-linecap="round" stroke-linejoin="round" stroke-width=".33225" style="paint-order:stroke fill markers"/>
+			</g>
+		</svg>
+		<div :class="$style.content">
+			<slot></slot>
+		</div>
+	</div>
+</div>
+</template>
+
+<script setup lang="ts">
+withDefaults(defineProps<{
+	tail?: 'left' | 'right' | 'none';
+	negativeMargin?: boolean;
+	shadow?: boolean;
+}>(), {
+	tail: 'right',
+	negativeMargin: false,
+	shadow: false,
+});
+</script>
+
+<style module lang="scss">
+.root {
+	--fukidashi-radius: var(--radius);
+	--fukidashi-bg: var(--panel);
+
+	position: relative;
+	display: inline-block;
+	min-height: calc(var(--fukidashi-radius) * 2);
+	padding-top: calc(var(--fukidashi-radius) * .13);
+
+	&.shadow {
+		filter: drop-shadow(0 4px 32px var(--shadow));
+	}
+
+	&.left {
+		padding-left: calc(var(--fukidashi-radius) * .13);
+
+		&.negativeMargin {
+			margin-left: calc(calc(var(--fukidashi-radius) * .13) * -1);
+		}
+	}
+
+	&.right {
+		padding-right: calc(var(--fukidashi-radius) * .13);
+
+		&.negativeMargin {
+			margin-right: calc(calc(var(--fukidashi-radius) * .13) * -1);
+		}
+	}
+}
+
+.bg {
+	width: 100%;
+	height: 100%;
+	background: var(--fukidashi-bg);
+	border-radius: var(--fukidashi-radius);
+}
+
+.content {
+	position: relative;
+	padding: 8px 12px;
+}
+
+.tail {
+	position: absolute;
+	top: 0;
+	display: block;
+	width: calc(var(--fukidashi-radius) * 1.13);
+	height: auto;
+	fill: var(--fukidashi-bg);
+}
+
+.left .tail {
+	left: 0;
+	transform: rotateY(180deg);
+}
+
+.right .tail {
+	right: 0;
+}
+</style>
diff --git a/packages/frontend/src/components/MkMention.vue b/packages/frontend/src/components/MkMention.vue
index 9d9661e816..71bd5addfb 100644
--- a/packages/frontend/src/components/MkMention.vue
+++ b/packages/frontend/src/components/MkMention.vue
@@ -4,7 +4,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 -->
 
 <template>
-<MkA v-user-preview="canonical" :class="[$style.root, { [$style.isMe]: isMe }]" :to="url" :style="{ background: bgCss }" :behavior="navigationBehavior">
+<MkA v-user-preview="canonical" :class="[$style.root, { [$style.isMe]: isMe }]" :to="url" :behavior="navigationBehavior">
 	<img :class="$style.icon" :src="avatarUrl" alt="">
 	<span>
 		<span>@{{ username }}</span>
@@ -16,7 +16,6 @@ SPDX-License-Identifier: AGPL-3.0-only
 <script lang="ts" setup>
 import { toUnicode } from 'punycode';
 import { computed } from 'vue';
-import tinycolor from 'tinycolor2';
 import { host as localHost } from '@@/js/config.js';
 import { $i } from '@/account.js';
 import { defaultStore } from '@/store.js';
@@ -37,11 +36,7 @@ const isMe = $i && (
 	`@${props.username}@${toUnicode(props.host)}` === `@${$i.username}@${toUnicode(localHost)}`.toLowerCase()
 );
 
-const bg = tinycolor(getComputedStyle(document.documentElement).getPropertyValue(isMe ? '--mentionMe' : '--mention'));
-bg.setAlpha(0.1);
-const bgCss = bg.toRgbString();
-
-const avatarUrl = computed(() => defaultStore.state.disableShowingAnimatedImages
+const avatarUrl = computed(() => defaultStore.state.disableShowingAnimatedImages || defaultStore.state.dataSaver.avatar
 	? getStaticImageUrl(`/avatar/@${props.username}@${props.host}`)
 	: `/avatar/@${props.username}@${props.host}`,
 );
@@ -53,9 +48,11 @@ const avatarUrl = computed(() => defaultStore.state.disableShowingAnimatedImages
 	padding: 4px 8px 4px 4px;
 	border-radius: 999px;
 	color: var(--mention);
+	background: color(from var(--mention) srgb r g b / 0.1);
 
 	&.isMe {
 		color: var(--mentionMe);
+		background: color(from var(--mentionMe) srgb r g b / 0.1);
 	}
 }
 
diff --git a/packages/frontend/src/components/MkMenu.vue b/packages/frontend/src/components/MkMenu.vue
index 890b99fcc2..14f6bdcc34 100644
--- a/packages/frontend/src/components/MkMenu.vue
+++ b/packages/frontend/src/components/MkMenu.vue
@@ -437,9 +437,11 @@ onBeforeUnmount(() => {
 
 	&.big:not(.asDrawer) {
 		> .menu {
+			min-width: 230px;
+
 			> .item {
 				padding: 6px 20px;
-				font-size: 1em;
+				font-size: 0.95em;
 				line-height: 24px;
 			}
 		}
diff --git a/packages/frontend/src/components/MkNoteHeader.vue b/packages/frontend/src/components/MkNoteHeader.vue
index 888c570571..a75b9ddd10 100644
--- a/packages/frontend/src/components/MkNoteHeader.vue
+++ b/packages/frontend/src/components/MkNoteHeader.vue
@@ -5,18 +5,14 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <header :class="$style.root">
-	<component :is="defaultStore.state.enableCondensedLine ? 'MkCondensedLine' : 'div'" :minScale="0.5" style="min-width: 0;">
-		<div style="display: flex; white-space: nowrap; align-items: baseline;">
-			<div v-if="mock" :class="$style.name">
-				<MkUserName :user="note.user"/>
-			</div>
-			<MkA v-else v-user-preview="note.user.id" :class="$style.name" :to="userPage(note.user)">
-				<MkUserName :user="note.user"/>
-			</MkA>
-			<div v-if="note.user.isBot" :class="$style.isBot">bot</div>
-			<div :class="$style.username"><MkAcct :user="note.user"/></div>
-		</div>
-	</component>
+	<div v-if="mock" :class="$style.name">
+		<MkUserName :user="note.user"/>
+	</div>
+	<MkA v-else v-user-preview="note.user.id" :class="$style.name" :to="userPage(note.user)">
+		<MkUserName :user="note.user"/>
+	</MkA>
+	<div v-if="note.user.isBot" :class="$style.isBot">bot</div>
+	<div :class="$style.username"><MkAcct :user="note.user"/></div>
 	<div v-if="note.user.badgeRoles" :class="$style.badgeRoles">
 		<img v-for="(role, i) in note.user.badgeRoles" :key="i" v-tooltip="role.name" :class="$style.badgeRole" :src="role.iconUrl!"/>
 	</div>
diff --git a/packages/frontend/src/components/MkNotification.vue b/packages/frontend/src/components/MkNotification.vue
index 12c2974de4..b27d883b85 100644
--- a/packages/frontend/src/components/MkNotification.vue
+++ b/packages/frontend/src/components/MkNotification.vue
@@ -7,13 +7,12 @@ SPDX-License-Identifier: AGPL-3.0-only
 <div :class="$style.root">
 	<div :class="$style.head">
 		<MkAvatar v-if="['pollEnded', 'note'].includes(notification.type) && 'note' in notification" :class="$style.icon" :user="notification.note.user" link preview/>
-		<MkAvatar v-else-if="['roleAssigned', 'achievementEarned'].includes(notification.type)" :class="$style.icon" :user="$i" link preview/>
+		<MkAvatar v-else-if="['roleAssigned', 'achievementEarned', 'exportCompleted', 'login'].includes(notification.type)" :class="$style.icon" :user="$i" link preview/>
 		<div v-else-if="notification.type === 'reaction:grouped' && notification.note.reactionAcceptance === 'likeOnly'" :class="[$style.icon, $style.icon_reactionGroupHeart]"><i class="ti ti-heart" style="line-height: 1;"></i></div>
 		<div v-else-if="notification.type === 'reaction:grouped'" :class="[$style.icon, $style.icon_reactionGroup]"><i class="ti ti-plus" style="line-height: 1;"></i></div>
 		<div v-else-if="notification.type === 'renote:grouped'" :class="[$style.icon, $style.icon_renoteGroup]"><i class="ti ti-repeat" style="line-height: 1;"></i></div>
 		<img v-else-if="notification.type === 'test'" :class="$style.icon" :src="infoImageUrl"/>
 		<MkAvatar v-else-if="'user' in notification" :class="$style.icon" :user="notification.user" link preview/>
-		<MkAvatar v-else-if="notification.type === 'exportCompleted'" :class="$style.icon" :user="$i" link preview/>
 		<img v-else-if="'icon' in notification && notification.icon != null" :class="[$style.icon, $style.icon_app]" :src="notification.icon" alt=""/>
 		<div
 			:class="[$style.subIcon, {
@@ -27,6 +26,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				[$style.t_pollEnded]: notification.type === 'pollEnded',
 				[$style.t_achievementEarned]: notification.type === 'achievementEarned',
 				[$style.t_exportCompleted]: notification.type === 'exportCompleted',
+				[$style.t_login]: notification.type === 'login',
 				[$style.t_roleAssigned]: notification.type === 'roleAssigned' && notification.role.iconUrl == null,
 			}]"
 		>
@@ -40,6 +40,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<i v-else-if="notification.type === 'pollEnded'" class="ti ti-chart-arrows"></i>
 			<i v-else-if="notification.type === 'achievementEarned'" class="ti ti-medal"></i>
 			<i v-else-if="notification.type === 'exportCompleted'" class="ti ti-archive"></i>
+			<i v-else-if="notification.type === 'login'" class="ti ti-login-2"></i>
 			<template v-else-if="notification.type === 'roleAssigned'">
 				<img v-if="notification.role.iconUrl" style="height: 1.3em; vertical-align: -22%;" :src="notification.role.iconUrl" alt=""/>
 				<i v-else class="ti ti-badges"></i>
@@ -59,6 +60,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<span v-else-if="notification.type === 'note'">{{ i18n.ts._notification.newNote }}: <MkUserName :user="notification.note.user"/></span>
 			<span v-else-if="notification.type === 'roleAssigned'">{{ i18n.ts._notification.roleAssigned }}</span>
 			<span v-else-if="notification.type === 'achievementEarned'">{{ i18n.ts._notification.achievementEarned }}</span>
+			<span v-else-if="notification.type === 'login'">{{ i18n.ts._notification.login }}</span>
 			<span v-else-if="notification.type === 'test'">{{ i18n.ts._notification.testNotification }}</span>
 			<span v-else-if="notification.type === 'exportCompleted'">{{ i18n.tsx._notification.exportOfXCompleted({ x: exportEntityName[notification.exportedEntity] }) }}</span>
 			<MkA v-else-if="notification.type === 'follow' || notification.type === 'mention' || notification.type === 'reply' || notification.type === 'renote' || notification.type === 'quote' || notification.type === 'reaction' || notification.type === 'receiveFollowRequest' || notification.type === 'followRequestAccepted'" v-user-preview="notification.user.id" :class="$style.headerName" :to="userPage(notification.user)"><MkUserName :user="notification.user"/></MkA>
@@ -225,6 +227,7 @@ function getActualReactedUsersCount(notification: Misskey.entities.Notification)
 	--eventReactionHeart: var(--love);
 	--eventReaction: #e99a0b;
 	--eventAchievement: #cb9a11;
+	--eventLogin: #007aff;
 	--eventOther: #88a6b7;
 }
 
@@ -346,6 +349,12 @@ function getActualReactedUsersCount(notification: Misskey.entities.Notification)
 	pointer-events: none;
 }
 
+.t_login {
+	padding: 3px;
+	background: var(--eventLogin);
+	pointer-events: none;
+}
+
 .tail {
 	flex: 1;
 	min-width: 0;
diff --git a/packages/frontend/src/components/MkPostFormAttaches.vue b/packages/frontend/src/components/MkPostFormAttaches.vue
index 80b75a0875..42322fec3d 100644
--- a/packages/frontend/src/components/MkPostFormAttaches.vue
+++ b/packages/frontend/src/components/MkPostFormAttaches.vue
@@ -7,7 +7,14 @@ SPDX-License-Identifier: AGPL-3.0-only
 <div v-show="props.modelValue.length != 0" :class="$style.root">
 	<Sortable :modelValue="props.modelValue" :class="$style.files" itemKey="id" :animation="150" :delay="100" :delayOnTouchOnly="true" @update:modelValue="v => emit('update:modelValue', v)">
 		<template #item="{element}">
-			<div :class="$style.file" @click="showFileMenu(element, $event)" @contextmenu.prevent="showFileMenu(element, $event)">
+			<div
+				:class="$style.file"
+				role="button"
+				tabindex="0"
+				@click="showFileMenu(element, $event)"
+				@keydown.space.enter="showFileMenu(element, $event)"
+				@contextmenu.prevent="showFileMenu(element, $event)"
+			>
 				<MkDriveFileThumbnail :data-id="element.id" :class="$style.thumbnail" :file="element" fit="cover"/>
 				<div v-if="element.isSensitive" :class="$style.sensitive">
 					<i class="ti ti-eye-exclamation" style="margin: auto;"></i>
@@ -133,7 +140,7 @@ async function crop(file: Misskey.entities.DriveFile): Promise<void> {
 	emit('replaceFile', file, newFile);
 }
 
-function showFileMenu(file: Misskey.entities.DriveFile, ev: MouseEvent): void {
+function showFileMenu(file: Misskey.entities.DriveFile, ev: MouseEvent | KeyboardEvent): void {
 	if (menuShowing) return;
 
 	const isImage = file.type.startsWith('image/');
@@ -199,6 +206,10 @@ function showFileMenu(file: Misskey.entities.DriveFile, ev: MouseEvent): void {
 	border-radius: 4px;
 	overflow: hidden;
 	cursor: move;
+
+	&:focus-visible {
+		outline-offset: 4px;
+	}
 }
 
 .thumbnail {
diff --git a/packages/frontend/src/components/MkSignin.input.vue b/packages/frontend/src/components/MkSignin.input.vue
new file mode 100644
index 0000000000..6336b78c80
--- /dev/null
+++ b/packages/frontend/src/components/MkSignin.input.vue
@@ -0,0 +1,206 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="$style.wrapper" data-cy-signin-page-input>
+	<div :class="$style.root">
+		<div :class="$style.avatar">
+			<i class="ti ti-user"></i>
+		</div>
+
+		<!-- ログイン画面メッセージ -->
+		<MkInfo v-if="message">
+			{{ message }}
+		</MkInfo>
+
+		<!-- 外部サーバーへの転送 -->
+		<div v-if="openOnRemote" class="_gaps_m">
+			<div class="_gaps_s">
+				<MkButton type="button" rounded primary style="margin: 0 auto;" @click="openRemote(openOnRemote)">
+					{{ i18n.ts.continueOnRemote }} <i class="ti ti-external-link"></i>
+				</MkButton>
+				<button type="button" class="_button" :class="$style.instanceManualSelectButton" @click="specifyHostAndOpenRemote(openOnRemote)">
+					{{ i18n.ts.specifyServerHost }}
+				</button>
+			</div>
+			<div :class="$style.orHr">
+				<p :class="$style.orMsg">{{ i18n.ts.or }}</p>
+			</div>
+		</div>
+
+		<!-- username入力 -->
+		<form class="_gaps_s" @submit.prevent="emit('usernameSubmitted', username)">
+			<MkInput v-model="username" :placeholder="i18n.ts.username" type="text" pattern="^[a-zA-Z0-9_]+$" :spellcheck="false" autocomplete="username webauthn" autofocus required data-cy-signin-username>
+				<template #prefix>@</template>
+				<template #suffix>@{{ host }}</template>
+			</MkInput>
+			<MkButton type="submit" large primary rounded style="margin: 0 auto;" data-cy-signin-page-input-continue>{{ i18n.ts.continue }} <i class="ti ti-arrow-right"></i></MkButton>
+		</form>
+
+		<!-- パスワードレスログイン -->
+		<div :class="$style.orHr">
+			<p :class="$style.orMsg">{{ i18n.ts.or }}</p>
+		</div>
+		<div>
+			<MkButton type="submit" style="margin: auto auto;" large rounded primary gradate @click="emit('passkeyClick', $event)">
+				<i class="ti ti-device-usb" style="font-size: medium;"></i>{{ i18n.ts.signinWithPasskey }}
+			</MkButton>
+		</div>
+	</div>
+</div>
+</template>
+
+<script setup lang="ts">
+import { ref } from 'vue';
+import { toUnicode } from 'punycode/';
+
+import { query, extractDomain } from '@@/js/url.js';
+import { host as configHost } from '@@/js/config.js';
+import type { OpenOnRemoteOptions } from '@/scripts/please-login.js';
+import { i18n } from '@/i18n.js';
+import * as os from '@/os.js';
+
+import MkButton from '@/components/MkButton.vue';
+import MkInput from '@/components/MkInput.vue';
+import MkInfo from '@/components/MkInfo.vue';
+
+const props = withDefaults(defineProps<{
+	message?: string,
+	openOnRemote?: OpenOnRemoteOptions,
+}>(), {
+	message: '',
+	openOnRemote: undefined,
+});
+
+const emit = defineEmits<{
+	(ev: 'usernameSubmitted', v: string): void;
+	(ev: 'passkeyClick', v: MouseEvent): void;
+}>();
+
+const host = toUnicode(configHost);
+
+const username = ref('');
+
+//#region Open on remote
+function openRemote(options: OpenOnRemoteOptions, targetHost?: string): void {
+	switch (options.type) {
+		case 'web':
+		case 'lookup': {
+			let _path: string;
+
+			if (options.type === 'lookup') {
+				// TODO: v2024.7.0以降が浸透してきたら正式なURLに変更する▼
+				// _path = `/lookup?uri=${encodeURIComponent(_path)}`;
+				_path = `/authorize-follow?acct=${encodeURIComponent(options.url)}`;
+			} else {
+				_path = options.path;
+			}
+
+			if (targetHost) {
+				window.open(`https://${targetHost}${_path}`, '_blank', 'noopener');
+			} else {
+				window.open(`https://misskey-hub.net/mi-web/?path=${encodeURIComponent(_path)}`, '_blank', 'noopener');
+			}
+			break;
+		}
+		case 'share': {
+			const params = query(options.params);
+			if (targetHost) {
+				window.open(`https://${targetHost}/share?${params}`, '_blank', 'noopener');
+			} else {
+				window.open(`https://misskey-hub.net/share/?${params}`, '_blank', 'noopener');
+			}
+			break;
+		}
+	}
+}
+
+async function specifyHostAndOpenRemote(options: OpenOnRemoteOptions): Promise<void> {
+	const { canceled, result: hostTemp } = await os.inputText({
+		title: i18n.ts.inputHostName,
+		placeholder: 'misskey.example.com',
+	});
+
+	if (canceled) return;
+
+	let targetHost: string | null = hostTemp;
+
+	// ドメイン部分だけを取り出す
+	targetHost = extractDomain(targetHost ?? '');
+	if (targetHost == null) {
+		os.alert({
+			type: 'error',
+			title: i18n.ts.invalidValue,
+			text: i18n.ts.tryAgain,
+		});
+		return;
+	}
+	openRemote(options, targetHost);
+}
+//#endregion
+</script>
+
+<style lang="scss" module>
+.root {
+	display: flex;
+	flex-direction: column;
+	gap: 20px;
+}
+
+.wrapper {
+	display: flex;
+	align-items: center;
+	width: 100%;
+	min-height: 336px;
+
+	> .root {
+		width: 100%;
+	}
+}
+
+.avatar {
+	margin: 0 auto;
+	background-color: color-mix(in srgb, var(--fg), transparent 85%);
+	color: color-mix(in srgb, var(--fg), transparent 25%);
+	text-align: center;
+	height: 64px;
+	width: 64px;
+	font-size: 24px;
+	line-height: 64px;
+	border-radius: 50%;
+}
+
+.instanceManualSelectButton {
+	display: block;
+	text-align: center;
+	opacity: .7;
+	font-size: .8em;
+
+	&:hover {
+		text-decoration: underline;
+	}
+}
+
+.orHr {
+	position: relative;
+	margin: .4em auto;
+	width: 100%;
+	height: 1px;
+	background: var(--divider);
+}
+
+.orMsg {
+	position: absolute;
+	top: -.6em;
+	display: inline-block;
+	padding: 0 1em;
+	background: var(--panel);
+	font-size: 0.8em;
+	color: var(--fgOnPanel);
+	margin: 0;
+	left: 50%;
+	transform: translateX(-50%);
+}
+</style>
diff --git a/packages/frontend/src/components/MkSignin.passkey.vue b/packages/frontend/src/components/MkSignin.passkey.vue
new file mode 100644
index 0000000000..0d68955fab
--- /dev/null
+++ b/packages/frontend/src/components/MkSignin.passkey.vue
@@ -0,0 +1,92 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="$style.wrapper">
+	<div class="_gaps" :class="$style.root">
+		<div class="_gaps_s">
+			<div :class="$style.passkeyIcon">
+				<i class="ti ti-fingerprint"></i>
+			</div>
+			<div :class="$style.passkeyDescription">{{ i18n.ts.useSecurityKey }}</div>
+		</div>
+
+		<MkButton large primary rounded :disabled="queryingKey" style="margin: 0 auto;" @click="queryKey">{{ i18n.ts.retry }}</MkButton>
+
+		<MkButton v-if="isPerformingPasswordlessLogin !== true" transparent rounded :disabled="queryingKey" style="margin: 0 auto;" @click="emit('useTotp')">{{ i18n.ts.useTotp }}</MkButton>
+	</div>
+</div>
+</template>
+
+<script setup lang="ts">
+import { ref, onMounted } from 'vue';
+import { get as webAuthnRequest } from '@github/webauthn-json/browser-ponyfill';
+
+import { i18n } from '@/i18n.js';
+
+import MkButton from '@/components/MkButton.vue';
+
+import type { AuthenticationPublicKeyCredential } from '@github/webauthn-json/browser-ponyfill';
+
+const props = defineProps<{
+	credentialRequest: CredentialRequestOptions;
+	isPerformingPasswordlessLogin?: boolean;
+}>();
+
+const emit = defineEmits<{
+	(ev: 'done', credential: AuthenticationPublicKeyCredential): void;
+	(ev: 'useTotp'): void;
+}>();
+
+const queryingKey = ref(true);
+
+async function queryKey() {
+	queryingKey.value = true;
+	await webAuthnRequest(props.credentialRequest)
+		.catch(() => {
+			return Promise.reject(null);
+		})
+		.then((credential) => {
+			emit('done', credential);
+		})
+		.finally(() => {
+			queryingKey.value = false;
+		});
+}
+
+onMounted(() => {
+	queryKey();
+});
+</script>
+
+<style lang="scss" module>
+.wrapper {
+	display: flex;
+	align-items: center;
+	width: 100%;
+	min-height: 336px;
+
+	> .root {
+		width: 100%;
+	}
+}
+
+.passkeyIcon {
+	margin: 0 auto;
+	background-color: var(--accentedBg);
+	color: var(--accent);
+	text-align: center;
+	height: 64px;
+	width: 64px;
+	font-size: 24px;
+	line-height: 64px;
+	border-radius: 50%;
+}
+
+.passkeyDescription {
+	text-align: center;
+	font-size: 1.1em;
+}
+</style>
diff --git a/packages/frontend/src/components/MkSignin.password.vue b/packages/frontend/src/components/MkSignin.password.vue
new file mode 100644
index 0000000000..2d79e2aeb1
--- /dev/null
+++ b/packages/frontend/src/components/MkSignin.password.vue
@@ -0,0 +1,181 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="$style.wrapper" data-cy-signin-page-password>
+	<div class="_gaps" :class="$style.root">
+		<div :class="$style.avatar" :style="{ backgroundImage: user ? `url('${user.avatarUrl}')` : undefined }"></div>
+		<div :class="$style.welcomeBackMessage">
+			<I18n :src="i18n.ts.welcomeBackWithName" tag="span">
+				<template #name><Mfm :text="user.name ?? user.username" :plain="true"/></template>
+			</I18n>
+		</div>
+
+		<!-- password入力 -->
+		<form class="_gaps_s" @submit.prevent="onSubmit">
+			<!-- ブラウザ オートコンプリート用 -->
+			<input type="hidden" name="username" autocomplete="username" :value="user.username">
+
+			<MkInput v-model="password" :placeholder="i18n.ts.password" type="password" autocomplete="current-password webauthn" :withPasswordToggle="true" required autofocus data-cy-signin-password>
+				<template #prefix><i class="ti ti-lock"></i></template>
+				<template #caption><button class="_textButton" type="button" @click="resetPassword">{{ i18n.ts.forgotPassword }}</button></template>
+			</MkInput>
+
+			<div v-if="needCaptcha">
+				<MkCaptcha v-if="instance.enableHcaptcha" ref="hcaptcha" v-model="hCaptchaResponse" :class="$style.captcha" provider="hcaptcha" :sitekey="instance.hcaptchaSiteKey"/>
+				<MkCaptcha v-if="instance.enableMcaptcha" ref="mcaptcha" v-model="mCaptchaResponse" :class="$style.captcha" provider="mcaptcha" :sitekey="instance.mcaptchaSiteKey" :instanceUrl="instance.mcaptchaInstanceUrl"/>
+				<MkCaptcha v-if="instance.enableRecaptcha" ref="recaptcha" v-model="reCaptchaResponse" :class="$style.captcha" provider="recaptcha" :sitekey="instance.recaptchaSiteKey"/>
+				<MkCaptcha v-if="instance.enableTurnstile" ref="turnstile" v-model="turnstileResponse" :class="$style.captcha" provider="turnstile" :sitekey="instance.turnstileSiteKey"/>
+			</div>
+
+			<MkButton type="submit" :disabled="needCaptcha && captchaFailed" large primary rounded style="margin: 0 auto;" data-cy-signin-page-password-continue>{{ i18n.ts.continue }} <i class="ti ti-arrow-right"></i></MkButton>
+		</form>
+	</div>
+</div>
+</template>
+
+<script lang="ts">
+export type PwResponse = {
+	password: string;
+	captcha: {
+		hCaptchaResponse: string | null;
+		mCaptchaResponse: string | null;
+		reCaptchaResponse: string | null;
+		turnstileResponse: string | null;
+	};
+};
+</script>
+
+<script setup lang="ts">
+import { ref, computed, useTemplateRef, defineAsyncComponent } from 'vue';
+import * as Misskey from 'misskey-js';
+
+import { instance } from '@/instance.js';
+import { i18n } from '@/i18n.js';
+import * as os from '@/os.js';
+
+import MkButton from '@/components/MkButton.vue';
+import MkInput from '@/components/MkInput.vue';
+import MkCaptcha from '@/components/MkCaptcha.vue';
+
+const props = defineProps<{
+	user: Misskey.entities.UserDetailed;
+	needCaptcha: boolean;
+}>();
+
+const emit = defineEmits<{
+	(ev: 'passwordSubmitted', v: PwResponse): void;
+}>();
+
+const password = ref('');
+
+const hCaptcha = useTemplateRef('hcaptcha');
+const mCaptcha = useTemplateRef('mcaptcha');
+const reCaptcha = useTemplateRef('recaptcha');
+const turnstile = useTemplateRef('turnstile');
+
+const hCaptchaResponse = ref<string | null>(null);
+const mCaptchaResponse = ref<string | null>(null);
+const reCaptchaResponse = ref<string | null>(null);
+const turnstileResponse = ref<string | null>(null);
+
+const captchaFailed = computed((): boolean => {
+	return (
+		(instance.enableHcaptcha && !hCaptchaResponse.value) ||
+		(instance.enableMcaptcha && !mCaptchaResponse.value) ||
+		(instance.enableRecaptcha && !reCaptchaResponse.value) ||
+		(instance.enableTurnstile && !turnstileResponse.value)
+	);
+});
+
+function resetPassword(): void {
+	const { dispose } = os.popup(defineAsyncComponent(() => import('@/components/MkForgotPassword.vue')), {}, {
+		closed: () => dispose(),
+	});
+}
+
+function onSubmit() {
+	emit('passwordSubmitted', {
+		password: password.value,
+		captcha: {
+			hCaptchaResponse: hCaptchaResponse.value,
+			mCaptchaResponse: mCaptchaResponse.value,
+			reCaptchaResponse: reCaptchaResponse.value,
+			turnstileResponse: turnstileResponse.value,
+		},
+	});
+}
+
+function resetCaptcha() {
+	hCaptcha.value?.reset();
+	mCaptcha.value?.reset();
+	reCaptcha.value?.reset();
+	turnstile.value?.reset();
+}
+
+defineExpose({
+	resetCaptcha,
+});
+</script>
+
+<style lang="scss" module>
+.wrapper {
+	display: flex;
+	align-items: center;
+	width: 100%;
+	min-height: 336px;
+
+	> .root {
+		width: 100%;
+	}
+}
+
+.avatar {
+	margin: 0 auto 0 auto;
+	width: 64px;
+	height: 64px;
+	background: #ddd;
+	background-position: center;
+	background-size: cover;
+	border-radius: 100%;
+}
+
+.welcomeBackMessage {
+	text-align: center;
+	font-size: 1.1em;
+}
+
+.instanceManualSelectButton {
+	display: block;
+	text-align: center;
+	opacity: .7;
+	font-size: .8em;
+
+	&:hover {
+		text-decoration: underline;
+	}
+}
+
+.orHr {
+	position: relative;
+	margin: .4em auto;
+	width: 100%;
+	height: 1px;
+	background: var(--divider);
+}
+
+.orMsg {
+	position: absolute;
+	top: -.6em;
+	display: inline-block;
+	padding: 0 1em;
+	background: var(--panel);
+	font-size: 0.8em;
+	color: var(--fgOnPanel);
+	margin: 0;
+	left: 50%;
+	transform: translateX(-50%);
+}
+</style>
diff --git a/packages/frontend/src/components/MkSignin.totp.vue b/packages/frontend/src/components/MkSignin.totp.vue
new file mode 100644
index 0000000000..880c08315e
--- /dev/null
+++ b/packages/frontend/src/components/MkSignin.totp.vue
@@ -0,0 +1,74 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="$style.wrapper">
+	<div class="_gaps" :class="$style.root">
+		<div class="_gaps_s">
+			<div :class="$style.totpIcon">
+				<i class="ti ti-key"></i>
+			</div>
+			<div :class="$style.totpDescription">{{ i18n.ts['2fa'] }}</div>
+		</div>
+
+		<!-- totp入力 -->
+		<form class="_gaps_s" @submit.prevent="emit('totpSubmitted', token)">
+			<MkInput v-model="token" type="text" :pattern="isBackupCode ? '^[A-Z0-9]{32}$' :'^[0-9]{6}$'" autocomplete="one-time-code" required autofocus :spellcheck="false" :inputmode="isBackupCode ? undefined : 'numeric'">
+				<template #label>{{ i18n.ts.token }} ({{ i18n.ts['2fa'] }})</template>
+				<template #prefix><i v-if="isBackupCode" class="ti ti-key"></i><i v-else class="ti ti-123"></i></template>
+				<template #caption><button class="_textButton" type="button" @click="isBackupCode = !isBackupCode">{{ isBackupCode ? i18n.ts.useTotp : i18n.ts.useBackupCode }}</button></template>
+			</MkInput>
+
+			<MkButton type="submit" large primary rounded style="margin: 0 auto;">{{ i18n.ts.continue }} <i class="ti ti-arrow-right"></i></MkButton>
+		</form>
+	</div>
+</div>
+</template>
+
+<script setup lang="ts">
+import { ref } from 'vue';
+
+import { i18n } from '@/i18n.js';
+
+import MkButton from '@/components/MkButton.vue';
+import MkInput from '@/components/MkInput.vue';
+
+const emit = defineEmits<{
+	(ev: 'totpSubmitted', token: string): void;
+}>();
+
+const token = ref('');
+const isBackupCode = ref(false);
+</script>
+
+<style lang="scss" module>
+.wrapper {
+	display: flex;
+	align-items: center;
+	width: 100%;
+	min-height: 336px;
+
+	> .root {
+		width: 100%;
+	}
+}
+
+.totpIcon {
+	margin: 0 auto;
+	background-color: var(--accentedBg);
+	color: var(--accent);
+	text-align: center;
+	height: 64px;
+	width: 64px;
+	font-size: 24px;
+	line-height: 64px;
+	border-radius: 50%;
+}
+
+.totpDescription {
+	text-align: center;
+	font-size: 1.1em;
+}
+</style>
diff --git a/packages/frontend/src/components/MkSignin.vue b/packages/frontend/src/components/MkSignin.vue
index 7942a84d66..26e1ac516c 100644
--- a/packages/frontend/src/components/MkSignin.vue
+++ b/packages/frontend/src/components/MkSignin.vue
@@ -4,239 +4,288 @@ SPDX-License-Identifier: AGPL-3.0-only
 -->
 
 <template>
-<form :class="{ signing, totpLogin }" @submit.prevent="onSubmit">
-	<div class="_gaps_m">
-		<div v-show="withAvatar" :class="$style.avatar" :style="{ backgroundImage: user ? `url('${user.avatarUrl}')` : undefined, marginBottom: message ? '1.5em' : undefined }"></div>
-		<MkInfo v-if="message">
-			{{ message }}
-		</MkInfo>
-		<div v-if="openOnRemote" class="_gaps_m">
-			<div class="_gaps_s">
-				<MkButton type="button" rounded primary style="margin: 0 auto;" @click="openRemote(openOnRemote)">
-					{{ i18n.ts.continueOnRemote }} <i class="ti ti-external-link"></i>
-				</MkButton>
-				<button type="button" class="_button" :class="$style.instanceManualSelectButton" @click="specifyHostAndOpenRemote(openOnRemote)">
-					{{ i18n.ts.specifyServerHost }}
-				</button>
-			</div>
-			<div :class="$style.orHr">
-				<p :class="$style.orMsg">{{ i18n.ts.or }}</p>
-			</div>
-		</div>
-		<div v-if="!totpLogin" class="normal-signin _gaps_m">
-			<MkInput v-model="username" :placeholder="i18n.ts.username" type="text" pattern="^[a-zA-Z0-9_]+$" :spellcheck="false" autocomplete="username webauthn" autofocus required data-cy-signin-username @update:modelValue="onUsernameChange">
-				<template #prefix>@</template>
-				<template #suffix>@{{ host }}</template>
-			</MkInput>
-			<MkInput v-model="password" :placeholder="i18n.ts.password" type="password" autocomplete="current-password webauthn" :withPasswordToggle="true" required data-cy-signin-password>
-				<template #prefix><i class="ti ti-lock"></i></template>
-				<template #caption><button class="_textButton" type="button" @click="resetPassword">{{ i18n.ts.forgotPassword }}</button></template>
-			</MkInput>
-			<MkButton type="submit" large primary rounded :disabled="signing" style="margin: 0 auto;">{{ signing ? i18n.ts.loggingIn : i18n.ts.login }}</MkButton>
-		</div>
-		<div v-if="totpLogin" class="2fa-signin" :class="{ securityKeys: user && user.securityKeys }">
-			<div v-if="user && user.securityKeys" class="twofa-group tap-group">
-				<p>{{ i18n.ts.useSecurityKey }}</p>
-				<MkButton v-if="!queryingKey" @click="query2FaKey">
-					{{ i18n.ts.retry }}
-				</MkButton>
-			</div>
-			<div v-if="user && user.securityKeys" :class="$style.orHr">
-				<p :class="$style.orMsg">{{ i18n.ts.or }}</p>
-			</div>
-			<div class="twofa-group totp-group _gaps">
-				<MkInput v-model="token" type="text" :pattern="isBackupCode ? '^[A-Z0-9]{32}$' :'^[0-9]{6}$'" autocomplete="one-time-code" required :spellcheck="false" :inputmode="isBackupCode ? undefined : 'numeric'">
-					<template #label>{{ i18n.ts.token }} ({{ i18n.ts['2fa'] }})</template>
-					<template #prefix><i v-if="isBackupCode" class="ti ti-key"></i><i v-else class="ti ti-123"></i></template>
-					<template #caption><button class="_textButton" type="button" @click="isBackupCode = !isBackupCode">{{ isBackupCode ? i18n.ts.useTotp : i18n.ts.useBackupCode }}</button></template>
-				</MkInput>
-				<MkButton type="submit" :disabled="signing" large primary rounded style="margin: 0 auto;">{{ signing ? i18n.ts.loggingIn : i18n.ts.login }}</MkButton>
-			</div>
-		</div>
-		<div v-if="!totpLogin && usePasswordLessLogin" :class="$style.orHr">
-			<p :class="$style.orMsg">{{ i18n.ts.or }}</p>
-		</div>
-		<div v-if="!totpLogin && usePasswordLessLogin" class="twofa-group tap-group">
-			<MkButton v-if="!queryingKey" type="submit" :disabled="signing" style="margin: auto auto;" rounded large primary @click="onPasskeyLogin">
-				<i class="ti ti-device-usb" style="font-size: medium;"></i>
-				{{ signing ? i18n.ts.loggingIn : i18n.ts.signinWithPasskey }}
-			</MkButton>
-			<p v-if="queryingKey">{{ i18n.ts.useSecurityKey }}</p>
-		</div>
+<div :class="$style.signinRoot">
+	<Transition
+		mode="out-in"
+		:enterActiveClass="$style.transition_enterActive"
+		:leaveActiveClass="$style.transition_leaveActive"
+		:enterFromClass="$style.transition_enterFrom"
+		:leaveToClass="$style.transition_leaveTo"
+
+		:inert="waiting"
+	>
+		<!-- 1. 外部サーバーへの転送・username入力・パスキー -->
+		<XInput
+			v-if="page === 'input'"
+			key="input"
+			:message="message"
+			:openOnRemote="openOnRemote"
+
+			@usernameSubmitted="onUsernameSubmitted"
+			@passkeyClick="onPasskeyLogin"
+		/>
+
+		<!-- 2. パスワード入力 -->
+		<XPassword
+			v-else-if="page === 'password'"
+			key="password"
+			ref="passwordPageEl"
+
+			:user="userInfo!"
+			:needCaptcha="needCaptcha"
+
+			@passwordSubmitted="onPasswordSubmitted"
+		/>
+
+		<!-- 3. ワンタイムパスワード -->
+		<XTotp
+			v-else-if="page === 'totp'"
+			key="totp"
+
+			@totpSubmitted="onTotpSubmitted"
+		/>
+
+		<!-- 4. パスキー -->
+		<XPasskey
+			v-else-if="page === 'passkey'"
+			key="passkey"
+
+			:credentialRequest="credentialRequest!"
+			:isPerformingPasswordlessLogin="doingPasskeyFromInputPage"
+
+			@done="onPasskeyDone"
+			@useTotp="onUseTotp"
+		/>
+	</Transition>
+	<div v-if="waiting" :class="$style.waitingRoot">
+		<MkLoading/>
 	</div>
-</form>
+</div>
 </template>
 
-<script lang="ts" setup>
-import { defineAsyncComponent, ref } from 'vue';
-import { toUnicode } from 'punycode/';
+<script setup lang="ts">
+import { nextTick, onBeforeUnmount, ref, shallowRef, useTemplateRef } from 'vue';
 import * as Misskey from 'misskey-js';
-import { supported as webAuthnSupported, get as webAuthnRequest, parseRequestOptionsFromJSON } from '@github/webauthn-json/browser-ponyfill';
-import { SigninWithPasskeyResponse } from 'misskey-js/entities.js';
-import { query, extractDomain } from '@@/js/url.js';
-import { host as configHost } from '@@/js/config.js';
-import MkDivider from './MkDivider.vue';
-import type { OpenOnRemoteOptions } from '@/scripts/please-login.js';
-import { showSuspendedDialog } from '@/scripts/show-suspended-dialog.js';
-import MkButton from '@/components/MkButton.vue';
-import MkInput from '@/components/MkInput.vue';
-import MkInfo from '@/components/MkInfo.vue';
-import * as os from '@/os.js';
+import { supported as webAuthnSupported, parseRequestOptionsFromJSON } from '@github/webauthn-json/browser-ponyfill';
+
 import { misskeyApi } from '@/scripts/misskey-api.js';
+import { showSuspendedDialog } from '@/scripts/show-suspended-dialog.js';
 import { login } from '@/account.js';
 import { i18n } from '@/i18n.js';
+import * as os from '@/os.js';
 
-const signing = ref(false);
-const user = ref<Misskey.entities.UserDetailed | null>(null);
-const usePasswordLessLogin = ref<Misskey.entities.UserDetailed['usePasswordLessLogin']>(true);
-const username = ref('');
-const password = ref('');
-const token = ref('');
-const host = ref(toUnicode(configHost));
-const totpLogin = ref(false);
-const isBackupCode = ref(false);
-const queryingKey = ref(false);
-let credentialRequest: CredentialRequestOptions | null = null;
-const passkey_context = ref('');
+import XInput from '@/components/MkSignin.input.vue';
+import XPassword, { type PwResponse } from '@/components/MkSignin.password.vue';
+import XTotp from '@/components/MkSignin.totp.vue';
+import XPasskey from '@/components/MkSignin.passkey.vue';
+
+import type { AuthenticationPublicKeyCredential } from '@github/webauthn-json/browser-ponyfill';
+import type { OpenOnRemoteOptions } from '@/scripts/please-login.js';
 
 const emit = defineEmits<{
-	(ev: 'login', v: any): void;
+	(ev: 'login', v: Misskey.entities.SigninFlowResponse): void;
 }>();
 
 const props = withDefaults(defineProps<{
-	withAvatar?: boolean;
 	autoSet?: boolean;
 	message?: string,
 	openOnRemote?: OpenOnRemoteOptions,
 }>(), {
-	withAvatar: true,
 	autoSet: false,
 	message: '',
 	openOnRemote: undefined,
 });
 
-function onUsernameChange(): void {
-	misskeyApi('users/show', {
-		username: username.value,
-	}).then(userResponse => {
-		user.value = userResponse;
-		usePasswordLessLogin.value = userResponse.usePasswordLessLogin;
-	}, () => {
-		user.value = null;
-		usePasswordLessLogin.value = true;
-	});
-}
+const page = ref<'input' | 'password' | 'totp' | 'passkey'>('input');
+const waiting = ref(false);
 
-function onLogin(res: any): Promise<void> | void {
-	if (props.autoSet) {
-		return login(res.i);
-	}
-}
+const passwordPageEl = useTemplateRef('passwordPageEl');
+const needCaptcha = ref(false);
 
-async function query2FaKey(): Promise<void> {
-	if (credentialRequest == null) return;
-	queryingKey.value = true;
-	await webAuthnRequest(credentialRequest)
-		.catch(() => {
-			queryingKey.value = false;
-			return Promise.reject(null);
-		}).then(credential => {
-			credentialRequest = null;
-			queryingKey.value = false;
-			signing.value = true;
-			return misskeyApi('signin', {
-				username: username.value,
-				password: password.value,
-				credential: credential.toJSON(),
-			});
-		}).then(res => {
-			emit('login', res);
-			return onLogin(res);
-		}).catch(err => {
-			if (err === null) return;
-			os.alert({
-				type: 'error',
-				text: i18n.ts.signinFailed,
-			});
-			signing.value = false;
-		});
-}
+const userInfo = ref<null | Misskey.entities.UserDetailed>(null);
+const password = ref('');
+
+//#region Passkey Passwordless
+const credentialRequest = shallowRef<CredentialRequestOptions | null>(null);
+const passkeyContext = ref('');
+const doingPasskeyFromInputPage = ref(false);
 
 function onPasskeyLogin(): void {
-	signing.value = true;
 	if (webAuthnSupported()) {
+		doingPasskeyFromInputPage.value = true;
+		waiting.value = true;
 		misskeyApi('signin-with-passkey', {})
-			.then((res: SigninWithPasskeyResponse) => {
-				totpLogin.value = false;
-				signing.value = false;
-				queryingKey.value = true;
-				passkey_context.value = res.context ?? '';
-				credentialRequest = parseRequestOptionsFromJSON({
+			.then((res) => {
+				passkeyContext.value = res.context ?? '';
+				credentialRequest.value = parseRequestOptionsFromJSON({
 					publicKey: res.option,
 				});
+
+				page.value = 'passkey';
+				waiting.value = false;
 			})
-			.then(() => queryPasskey())
-			.catch(loginFailed);
+			.catch(onSigninApiError);
 	}
 }
 
-async function queryPasskey(): Promise<void> {
-	if (credentialRequest == null) return;
-	queryingKey.value = true;
-	console.log('Waiting passkey auth...');
-	await webAuthnRequest(credentialRequest)
-		.catch((err) => {
-			console.warn('Passkey Auth fail!: ', err);
-			queryingKey.value = false;
-			return Promise.reject(null);
-		}).then(credential => {
-			credentialRequest = null;
-			queryingKey.value = false;
-			signing.value = true;
-			return misskeyApi('signin-with-passkey', {
-				credential: credential.toJSON(),
-				context: passkey_context.value,
-			});
-		}).then((res: SigninWithPasskeyResponse) => {
+function onPasskeyDone(credential: AuthenticationPublicKeyCredential): void {
+	waiting.value = true;
+
+	if (doingPasskeyFromInputPage.value) {
+		misskeyApi('signin-with-passkey', {
+			credential: credential.toJSON(),
+			context: passkeyContext.value,
+		}).then((res) => {
+			if (res.signinResponse == null) {
+				onSigninApiError();
+				return;
+			}
 			emit('login', res.signinResponse);
-			return onLogin(res.signinResponse);
+		}).catch(onSigninApiError);
+	} else if (userInfo.value != null) {
+		tryLogin({
+			username: userInfo.value.username,
+			password: password.value,
+			credential: credential.toJSON(),
 		});
+	}
 }
 
-function onSubmit(): void {
-	signing.value = true;
-	if (!totpLogin.value && user.value && user.value.twoFactorEnabled) {
-		if (webAuthnSupported() && user.value.securityKeys) {
-			misskeyApi('signin', {
-				username: username.value,
-				password: password.value,
-			}).then(res => {
-				totpLogin.value = true;
-				signing.value = false;
-				credentialRequest = parseRequestOptionsFromJSON({
-					publicKey: res,
-				});
-			})
-				.then(() => query2FaKey())
-				.catch(loginFailed);
-		} else {
-			totpLogin.value = true;
-			signing.value = false;
-		}
+function onUseTotp(): void {
+	page.value = 'totp';
+}
+//#endregion
+
+async function onUsernameSubmitted(username: string) {
+	waiting.value = true;
+
+	userInfo.value = await misskeyApi('users/show', {
+		username,
+	}).catch(() => null);
+
+	await tryLogin({
+		username,
+	});
+}
+
+async function onPasswordSubmitted(pw: PwResponse) {
+	waiting.value = true;
+	password.value = pw.password;
+
+	if (userInfo.value == null) {
+		await os.alert({
+			type: 'error',
+			title: i18n.ts.noSuchUser,
+			text: i18n.ts.signinFailed,
+		});
+		waiting.value = false;
+		return;
+	} else {
+		await tryLogin({
+			username: userInfo.value.username,
+			password: pw.password,
+			'hcaptcha-response': pw.captcha.hCaptchaResponse,
+			'm-captcha-response': pw.captcha.mCaptchaResponse,
+			'g-recaptcha-response': pw.captcha.reCaptchaResponse,
+			'turnstile-response': pw.captcha.turnstileResponse,
+		});
+	}
+}
+
+async function onTotpSubmitted(token: string) {
+	waiting.value = true;
+
+	if (userInfo.value == null) {
+		await os.alert({
+			type: 'error',
+			title: i18n.ts.noSuchUser,
+			text: i18n.ts.signinFailed,
+		});
+		waiting.value = false;
+		return;
 	} else {
-		misskeyApi('signin', {
-			username: username.value,
+		await tryLogin({
+			username: userInfo.value.username,
 			password: password.value,
-			token: user.value?.twoFactorEnabled ? token.value : undefined,
-		}).then(res => {
+			token,
+		});
+	}
+}
+
+async function tryLogin(req: Partial<Misskey.entities.SigninFlowRequest>): Promise<Misskey.entities.SigninFlowResponse> {
+	const _req = {
+		username: req.username ?? userInfo.value?.username,
+		...req,
+	};
+
+	function assertIsSigninFlowRequest(x: Partial<Misskey.entities.SigninFlowRequest>): x is Misskey.entities.SigninFlowRequest {
+		return x.username != null;
+	}
+
+	if (!assertIsSigninFlowRequest(_req)) {
+		throw new Error('Invalid request');
+	}
+
+	return await misskeyApi('signin-flow', _req).then(async (res) => {
+		if (res.finished) {
 			emit('login', res);
-			onLogin(res);
-		}).catch(loginFailed);
+			await onLoginSucceeded(res);
+		} else {
+			switch (res.next) {
+				case 'captcha': {
+					needCaptcha.value = true;
+					page.value = 'password';
+					break;
+				}
+				case 'password': {
+					needCaptcha.value = false;
+					page.value = 'password';
+					break;
+				}
+				case 'totp': {
+					page.value = 'totp';
+					break;
+				}
+				case 'passkey': {
+					if (webAuthnSupported()) {
+						credentialRequest.value = parseRequestOptionsFromJSON({
+							publicKey: res.authRequest,
+						});
+						page.value = 'passkey';
+					} else {
+						page.value = 'totp';
+					}
+					break;
+				}
+			}
+
+			if (doingPasskeyFromInputPage.value === true) {
+				doingPasskeyFromInputPage.value = false;
+				page.value = 'input';
+				password.value = '';
+			}
+			passwordPageEl.value?.resetCaptcha();
+			nextTick(() => {
+				waiting.value = false;
+			});
+		}
+		return res;
+	}).catch((err) => {
+		onSigninApiError(err);
+		return Promise.reject(err);
+	});
+}
+
+async function onLoginSucceeded(res: Misskey.entities.SigninFlowResponse & { finished: true; }) {
+	if (props.autoSet) {
+		await login(res.i);
 	}
 }
 
-function loginFailed(err: any): void {
-	switch (err.id) {
+function onSigninApiError(err?: any): void {
+	const id = err?.id ?? null;
+
+	switch (id) {
 		case '6cc579cc-885d-43d8-95c2-b8c7fc963280': {
 			os.alert({
 				type: 'error',
@@ -265,6 +314,14 @@ function loginFailed(err: any): void {
 			});
 			break;
 		}
+		case 'cdf1235b-ac71-46d4-a3a6-84ccce48df6f': {
+			os.alert({
+				type: 'error',
+				title: i18n.ts.loginFailed,
+				text: i18n.ts.incorrectTotp,
+			});
+			break;
+		}
 		case '36b96a7d-b547-412d-aeed-2d611cdc8cdc': {
 			os.alert({
 				type: 'error',
@@ -273,6 +330,14 @@ function loginFailed(err: any): void {
 			});
 			break;
 		}
+		case '93b86c4b-72f9-40eb-9815-798928603d1e': {
+			os.alert({
+				type: 'error',
+				title: i18n.ts.loginFailed,
+				text: i18n.ts.passkeyVerificationFailed,
+			});
+			break;
+		}
 		case 'b18c89a7-5b5e-4cec-bb5b-0419f332d430': {
 			os.alert({
 				type: 'error',
@@ -299,113 +364,55 @@ function loginFailed(err: any): void {
 		}
 	}
 
-	totpLogin.value = false;
-	signing.value = false;
-}
-
-function resetPassword(): void {
-	const { dispose } = os.popup(defineAsyncComponent(() => import('@/components/MkForgotPassword.vue')), {}, {
-		closed: () => dispose(),
-	});
-}
-
-function openRemote(options: OpenOnRemoteOptions, targetHost?: string): void {
-	switch (options.type) {
-		case 'web':
-		case 'lookup': {
-			let _path: string;
-
-			if (options.type === 'lookup') {
-				// TODO: v2024.7.0以降が浸透してきたら正式なURLに変更する▼
-				// _path = `/lookup?uri=${encodeURIComponent(_path)}`;
-				_path = `/authorize-follow?acct=${encodeURIComponent(options.url)}`;
-			} else {
-				_path = options.path;
-			}
-
-			if (targetHost) {
-				window.open(`https://${targetHost}${_path}`, '_blank', 'noopener');
-			} else {
-				window.open(`https://misskey-hub.net/mi-web/?path=${encodeURIComponent(_path)}`, '_blank', 'noopener');
-			}
-			break;
-		}
-		case 'share': {
-			const params = query(options.params);
-			if (targetHost) {
-				window.open(`https://${targetHost}/share?${params}`, '_blank', 'noopener');
-			} else {
-				window.open(`https://misskey-hub.net/share/?${params}`, '_blank', 'noopener');
-			}
-			break;
-		}
+	if (doingPasskeyFromInputPage.value === true) {
+		doingPasskeyFromInputPage.value = false;
+		page.value = 'input';
+		password.value = '';
 	}
-}
-
-async function specifyHostAndOpenRemote(options: OpenOnRemoteOptions): Promise<void> {
-	const { canceled, result: hostTemp } = await os.inputText({
-		title: i18n.ts.inputHostName,
-		placeholder: 'misskey.example.com',
+	passwordPageEl.value?.resetCaptcha();
+	nextTick(() => {
+		waiting.value = false;
 	});
-
-	if (canceled) return;
-
-	let targetHost: string | null = hostTemp;
-
-	// ドメイン部分だけを取り出す
-	targetHost = extractDomain(targetHost);
-	if (targetHost == null) {
-		os.alert({
-			type: 'error',
-			title: i18n.ts.invalidValue,
-			text: i18n.ts.tryAgain,
-		});
-		return;
-	}
-	openRemote(options, targetHost);
 }
+
+onBeforeUnmount(() => {
+	password.value = '';
+	needCaptcha.value = false;
+	userInfo.value = null;
+});
 </script>
 
 <style lang="scss" module>
-.avatar {
-	margin: 0 auto 0 auto;
-	width: 64px;
-	height: 64px;
-	background: #ddd;
-	background-position: center;
-	background-size: cover;
-	border-radius: 100%;
+.transition_enterActive,
+.transition_leaveActive {
+	transition: opacity 0.3s cubic-bezier(0,0,.35,1), transform 0.3s cubic-bezier(0,0,.35,1);
 }
-
-.instanceManualSelectButton {
-	display: block;
-	text-align: center;
-	opacity: .7;
-	font-size: .8em;
-
-	&:hover {
-		text-decoration: underline;
-	}
+.transition_enterFrom {
+	opacity: 0;
+	transform: translateX(50px);
 }
+.transition_leaveTo {
+	opacity: 0;
+	transform: translateX(-50px);
+}
+
+.signinRoot {
+	overflow-x: hidden;
+	overflow-x: clip;
 
-.orHr {
 	position: relative;
-	margin: .4em auto;
-	width: 100%;
-	height: 1px;
-	background: var(--divider);
 }
 
-.orMsg {
+.waitingRoot {
 	position: absolute;
-	top: -.6em;
-	display: inline-block;
-	padding: 0 1em;
-	background: var(--panel);
-	font-size: 0.8em;
-	color: var(--fgOnPanel);
-	margin: 0;
-	left: 50%;
-	transform: translateX(-50%);
+	top: 0;
+	left: 0;
+	width: 100%;
+	height: 100%;
+	background-color: color-mix(in srgb, var(--panel), transparent 50%);
+	display: flex;
+	justify-content: center;
+	align-items: center;
+	z-index: 1;
 }
 </style>
diff --git a/packages/frontend/src/components/MkSigninDialog.vue b/packages/frontend/src/components/MkSigninDialog.vue
index d48780e9de..8351d7d5e0 100644
--- a/packages/frontend/src/components/MkSigninDialog.vue
+++ b/packages/frontend/src/components/MkSigninDialog.vue
@@ -4,26 +4,29 @@ SPDX-License-Identifier: AGPL-3.0-only
 -->
 
 <template>
-<MkModalWindow
-	ref="dialog"
-	:width="400"
-	:height="450"
-	@close="onClose"
+<MkModal
+	ref="modal"
+	:preferType="'dialog'"
+	@click="onClose"
 	@closed="emit('closed')"
 >
-	<template #header>{{ i18n.ts.login }}</template>
-
-	<MkSpacer :marginMin="20" :marginMax="28">
-		<MkSignin :autoSet="autoSet" :message="message" :openOnRemote="openOnRemote" @login="onLogin"/>
-	</MkSpacer>
-</MkModalWindow>
+	<div :class="$style.root">
+		<div :class="$style.header">
+			<div :class="$style.headerText"><i class="ti ti-login-2"></i> {{ i18n.ts.login }}</div>
+			<button :class="$style.closeButton" class="_button" @click="onClose"><i class="ti ti-x"></i></button>
+		</div>
+		<div :class="$style.content">
+			<MkSignin :autoSet="autoSet" :message="message" :openOnRemote="openOnRemote" @login="onLogin"/>
+		</div>
+	</div>
+</MkModal>
 </template>
 
 <script lang="ts" setup>
 import { shallowRef } from 'vue';
 import type { OpenOnRemoteOptions } from '@/scripts/please-login.js';
 import MkSignin from '@/components/MkSignin.vue';
-import MkModalWindow from '@/components/MkModalWindow.vue';
+import MkModal from '@/components/MkModal.vue';
 import { i18n } from '@/i18n.js';
 
 withDefaults(defineProps<{
@@ -42,15 +45,62 @@ const emit = defineEmits<{
 	(ev: 'cancelled'): void;
 }>();
 
-const dialog = shallowRef<InstanceType<typeof MkModalWindow>>();
+const modal = shallowRef<InstanceType<typeof MkModal>>();
 
 function onClose() {
 	emit('cancelled');
-	if (dialog.value) dialog.value.close();
+	if (modal.value) modal.value.close();
 }
 
 function onLogin(res) {
 	emit('done', res);
-	if (dialog.value) dialog.value.close();
+	if (modal.value) modal.value.close();
 }
 </script>
+
+<style lang="scss" module>
+.root {
+	overflow: auto;
+	margin: auto;
+	position: relative;
+	width: 100%;
+	max-width: 400px;
+	height: 100%;
+	max-height: 450px;
+	box-sizing: border-box;
+	background: var(--panel);
+	border-radius: var(--radius);
+}
+
+.header {
+	position: sticky;
+	top: 0;
+	left: 0;
+	width: 100%;
+	height: 50px;
+	box-sizing: border-box;
+	display: flex;
+	align-items: center;
+	font-weight: bold;
+	backdrop-filter: var(--blur, blur(15px));
+	background: var(--acrylicBg);
+	z-index: 1;
+}
+
+.headerText {
+	padding: 0 20px;
+	box-sizing: border-box;
+}
+
+.closeButton {
+	margin-left: auto;
+	padding: 16px;
+	font-size: 16px;
+	line-height: 16px;
+}
+
+.content {
+	padding: 32px;
+	box-sizing: border-box;
+}
+</style>
diff --git a/packages/frontend/src/components/MkSignupDialog.form.vue b/packages/frontend/src/components/MkSignupDialog.form.vue
index 4ab4380ad5..ff096dc729 100644
--- a/packages/frontend/src/components/MkSignupDialog.form.vue
+++ b/packages/frontend/src/components/MkSignupDialog.form.vue
@@ -81,10 +81,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 import { ref, computed } from 'vue';
 import { toUnicode } from 'punycode/';
 import * as Misskey from 'misskey-js';
+import * as config from '@@/js/config.js';
 import MkButton from './MkButton.vue';
 import MkInput from './MkInput.vue';
 import MkCaptcha, { type Captcha } from '@/components/MkCaptcha.vue';
-import * as config from '@@/js/config.js';
 import * as os from '@/os.js';
 import { misskeyApi } from '@/scripts/misskey-api.js';
 import { login } from '@/account.js';
@@ -98,13 +98,14 @@ const props = withDefaults(defineProps<{
 });
 
 const emit = defineEmits<{
-	(ev: 'signup', user: Misskey.entities.SigninResponse): void;
+	(ev: 'signup', user: Misskey.entities.SigninFlowResponse): void;
 	(ev: 'signupEmailPending'): void;
 }>();
 
 const host = toUnicode(config.host);
 
 const hcaptcha = ref<Captcha | undefined>();
+const mcaptcha = ref<Captcha | undefined>();
 const recaptcha = ref<Captcha | undefined>();
 const turnstile = ref<Captcha | undefined>();
 
@@ -268,19 +269,25 @@ async function onSubmit(): Promise<void> {
 			});
 			emit('signupEmailPending');
 		} else {
-			const res = await misskeyApi('signin', {
+			const res = await misskeyApi('signin-flow', {
 				username: username.value,
 				password: password.value,
 			});
 			emit('signup', res);
 
-			if (props.autoSet) {
+			if (props.autoSet && res.finished) {
 				return login(res.i);
+			} else {
+				os.alert({
+					type: 'error',
+					text: i18n.ts.somethingHappened,
+				});
 			}
 		}
 	} catch {
 		submitting.value = false;
 		hcaptcha.value?.reset?.();
+		mcaptcha.value?.reset?.();
 		recaptcha.value?.reset?.();
 		turnstile.value?.reset?.();
 
diff --git a/packages/frontend/src/components/MkSignupDialog.vue b/packages/frontend/src/components/MkSignupDialog.vue
index 97310d32a6..4cccd99492 100644
--- a/packages/frontend/src/components/MkSignupDialog.vue
+++ b/packages/frontend/src/components/MkSignupDialog.vue
@@ -47,7 +47,7 @@ const props = withDefaults(defineProps<{
 });
 
 const emit = defineEmits<{
-	(ev: 'done', res: Misskey.entities.SigninResponse): void;
+	(ev: 'done', res: Misskey.entities.SigninFlowResponse): void;
 	(ev: 'closed'): void;
 }>();
 
@@ -55,7 +55,7 @@ const dialog = shallowRef<InstanceType<typeof MkModalWindow>>();
 
 const isAcceptedServerRule = ref(false);
 
-function onSignup(res: Misskey.entities.SigninResponse) {
+function onSignup(res: Misskey.entities.SigninFlowResponse) {
 	emit('done', res);
 	dialog.value?.close();
 }
diff --git a/packages/frontend/src/components/global/MkMfm.ts b/packages/frontend/src/components/global/MkMfm.ts
index d914492231..1beb8874e0 100644
--- a/packages/frontend/src/components/global/MkMfm.ts
+++ b/packages/frontend/src/components/global/MkMfm.ts
@@ -6,6 +6,7 @@
 import { VNode, h, SetupContext, provide } from 'vue';
 import * as mfm from 'mfm-js';
 import * as Misskey from 'misskey-js';
+import { host } from '@@/js/config.js';
 import MkUrl from '@/components/global/MkUrl.vue';
 import MkTime from '@/components/global/MkTime.vue';
 import MkLink from '@/components/MkLink.vue';
@@ -17,7 +18,6 @@ import MkCodeInline from '@/components/MkCodeInline.vue';
 import MkGoogle from '@/components/MkGoogle.vue';
 import MkSparkle from '@/components/MkSparkle.vue';
 import MkA, { MkABehavior } from '@/components/global/MkA.vue';
-import { host } from '@@/js/config.js';
 import { defaultStore } from '@/store.js';
 
 function safeParseFloat(str: unknown): number | null {
@@ -57,7 +57,8 @@ type MfmEvents = {
 
 // eslint-disable-next-line import/no-default-export
 export default function (props: MfmProps, { emit }: { emit: SetupContext<MfmEvents>['emit'] }) {
-	provide('linkNavigationBehavior', props.linkNavigationBehavior);
+	// こうしたいところだけど functional component 内では provide は使えない
+	//provide('linkNavigationBehavior', props.linkNavigationBehavior);
 
 	const isNote = props.isNote ?? true;
 	const shouldNyaize = props.nyaize ? props.nyaize === 'respect' ? props.author?.isCat : false : false;
@@ -350,6 +351,7 @@ export default function (props: MfmProps, { emit }: { emit: SetupContext<MfmEven
 					key: Math.random(),
 					url: token.props.url,
 					rel: 'nofollow noopener',
+					navigationBehavior: props.linkNavigationBehavior,
 				})];
 			}
 
@@ -358,6 +360,7 @@ export default function (props: MfmProps, { emit }: { emit: SetupContext<MfmEven
 					key: Math.random(),
 					url: token.props.url,
 					rel: 'nofollow noopener',
+					navigationBehavior: props.linkNavigationBehavior,
 				}, genEl(token.children, scale, true))];
 			}
 
@@ -366,6 +369,7 @@ export default function (props: MfmProps, { emit }: { emit: SetupContext<MfmEven
 					key: Math.random(),
 					host: (token.props.host == null && props.author && props.author.host != null ? props.author.host : token.props.host) ?? host,
 					username: token.props.username,
+					navigationBehavior: props.linkNavigationBehavior,
 				})];
 			}
 
@@ -374,6 +378,7 @@ export default function (props: MfmProps, { emit }: { emit: SetupContext<MfmEven
 					key: Math.random(),
 					to: isNote ? `/tags/${encodeURIComponent(token.props.hashtag)}` : `/user-tags/${encodeURIComponent(token.props.hashtag)}`,
 					style: 'color:var(--hashtag);',
+					behavior: props.linkNavigationBehavior,
 				}, `#${token.props.hashtag}`)];
 			}
 
diff --git a/packages/frontend/src/components/global/RouterView.vue b/packages/frontend/src/components/global/RouterView.vue
index 19bd794a5d..38bdfc52d4 100644
--- a/packages/frontend/src/components/global/RouterView.vue
+++ b/packages/frontend/src/components/global/RouterView.vue
@@ -27,6 +27,7 @@ import MkLoadingPage from '@/pages/_loading_.vue';
 
 const props = defineProps<{
 	router?: IRouter;
+	nested?: boolean;
 }>();
 
 const router = props.router ?? inject('router');
@@ -39,6 +40,8 @@ const currentDepth = inject('routerCurrentDepth', 0);
 provide('routerCurrentDepth', currentDepth + 1);
 
 function resolveNested(current: Resolved, d = 0): Resolved | null {
+	if (!props.nested) return current;
+
 	if (d === currentDepth) {
 		return current;
 	} else {
diff --git a/packages/frontend/src/pages/admin-user.vue b/packages/frontend/src/pages/admin-user.vue
index d40d1eee58..033634396e 100644
--- a/packages/frontend/src/pages/admin-user.vue
+++ b/packages/frontend/src/pages/admin-user.vue
@@ -53,6 +53,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 				<MkTextarea v-model="moderationNote" manualSave>
 					<template #label>{{ i18n.ts.moderationNote }}</template>
+					<template #caption>{{ i18n.ts.moderationNoteDescription }}</template>
 				</MkTextarea>
 
 				<!--
@@ -205,6 +206,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <script lang="ts" setup>
 import { computed, defineAsyncComponent, watch, ref } from 'vue';
 import * as Misskey from 'misskey-js';
+import { url } from '@@/js/config.js';
 import MkChart from '@/components/MkChart.vue';
 import MkObjectView from '@/components/MkObjectView.vue';
 import MkTextarea from '@/components/MkTextarea.vue';
@@ -220,7 +222,6 @@ import MkFileListForAdmin from '@/components/MkFileListForAdmin.vue';
 import MkInfo from '@/components/MkInfo.vue';
 import * as os from '@/os.js';
 import { misskeyApi } from '@/scripts/misskey-api.js';
-import { url } from '@@/js/config.js';
 import { acct } from '@/filters/user.js';
 import { definePageMetadata } from '@/scripts/page-metadata.js';
 import { i18n } from '@/i18n.js';
diff --git a/packages/frontend/src/pages/admin/abuses.vue b/packages/frontend/src/pages/admin/abuses.vue
index 0b9847fed3..22173bb888 100644
--- a/packages/frontend/src/pages/admin/abuses.vue
+++ b/packages/frontend/src/pages/admin/abuses.vue
@@ -12,6 +12,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<MkButton link to="/admin/abuse-report-notification-recipient" primary>{{ i18n.ts.notificationSetting }}</MkButton>
 			</div>
 
+			<MkInfo v-if="!defaultStore.reactiveState.abusesTutorial.value" closable @close="closeTutorial()">
+				{{ i18n.ts._abuseUserReport.resolveTutorial }}
+			</MkInfo>
+
 			<div :class="$style.inputs" class="_gaps">
 				<MkSelect v-model="state" style="margin: 0; flex: 1;">
 					<template #label>{{ i18n.ts.state }}</template>
@@ -44,8 +48,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</div>
 			-->
 
-			<MkPagination v-slot="{items}" ref="reports" :pagination="pagination" style="margin-top: var(--margin);">
-				<XAbuseReport v-for="report in items" :key="report.id" :report="report" @resolved="resolved"/>
+			<MkPagination v-slot="{items}" ref="reports" :pagination="pagination">
+				<div class="_gaps">
+					<XAbuseReport v-for="report in items" :key="report.id" :report="report" @resolved="resolved"/>
+				</div>
 			</MkPagination>
 		</div>
 	</MkSpacer>
@@ -54,7 +60,6 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <script lang="ts" setup>
 import { computed, shallowRef, ref } from 'vue';
-
 import XHeader from './_header_.vue';
 import MkSelect from '@/components/MkSelect.vue';
 import MkPagination from '@/components/MkPagination.vue';
@@ -62,6 +67,8 @@ import XAbuseReport from '@/components/MkAbuseReport.vue';
 import { i18n } from '@/i18n.js';
 import { definePageMetadata } from '@/scripts/page-metadata.js';
 import MkButton from '@/components/MkButton.vue';
+import MkInfo from '@/components/MkInfo.vue';
+import { defaultStore } from '@/store.js';
 
 const reports = shallowRef<InstanceType<typeof MkPagination>>();
 
@@ -85,6 +92,10 @@ function resolved(reportId) {
 	reports.value?.removeItem(reportId);
 }
 
+function closeTutorial() {
+	defaultStore.set('abusesTutorial', false);
+}
+
 const headerActions = computed(() => []);
 
 const headerTabs = computed(() => []);
diff --git a/packages/frontend/src/pages/admin/index.vue b/packages/frontend/src/pages/admin/index.vue
index db87bd996d..61745e0ff3 100644
--- a/packages/frontend/src/pages/admin/index.vue
+++ b/packages/frontend/src/pages/admin/index.vue
@@ -25,7 +25,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		</MkSpacer>
 	</div>
 	<div v-if="!(narrow && currentPage?.route.name == null)" class="main">
-		<RouterView/>
+		<RouterView nested/>
 	</div>
 </div>
 </template>
diff --git a/packages/frontend/src/pages/admin/modlog.ModLog.vue b/packages/frontend/src/pages/admin/modlog.ModLog.vue
index 64d7f25845..6cf95e936e 100644
--- a/packages/frontend/src/pages/admin/modlog.ModLog.vue
+++ b/packages/frontend/src/pages/admin/modlog.ModLog.vue
@@ -165,6 +165,11 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<CodeDiff :context="5" :hideHeader="true" :oldString="JSON5.stringify(log.info.before, null, '\t')" :newString="JSON5.stringify(log.info.after, null, '\t')" language="javascript" maxHeight="300px"/>
 			</div>
 		</template>
+		<template v-else-if="log.type === 'updateAbuseReportNote'">
+			<div :class="$style.diff">
+				<CodeDiff :context="5" :hideHeader="true" :oldString="log.info.before ?? ''" :newString="log.info.after ?? ''" maxHeight="300px"/>
+			</div>
+		</template>
 
 		<details>
 			<summary>raw</summary>
diff --git a/packages/frontend/src/pages/admin/modlog.vue b/packages/frontend/src/pages/admin/modlog.vue
index 8590ee1651..38610e7e92 100644
--- a/packages/frontend/src/pages/admin/modlog.vue
+++ b/packages/frontend/src/pages/admin/modlog.vue
@@ -20,9 +20,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</div>
 
 			<MkPagination v-slot="{items}" ref="logs" :pagination="pagination" style="margin-top: var(--margin);">
-				<div class="_gaps_s">
-					<XModLog v-for="item in items" :key="item.id" :log="item"/>
-				</div>
+				<MkDateSeparatedList v-slot="{ item }" :items="items" :noGap="false" style="--margin: 8px;">
+					<XModLog :key="item.id" :log="item"/>
+				</MkDateSeparatedList>
 			</MkPagination>
 		</div>
 	</MkSpacer>
@@ -39,6 +39,7 @@ import MkInput from '@/components/MkInput.vue';
 import MkPagination from '@/components/MkPagination.vue';
 import { i18n } from '@/i18n.js';
 import { definePageMetadata } from '@/scripts/page-metadata.js';
+import MkDateSeparatedList from '@/components/MkDateSeparatedList.vue';
 
 const logs = shallowRef<InstanceType<typeof MkPagination>>();
 
diff --git a/packages/frontend/src/pages/admin/system-webhook.item.vue b/packages/frontend/src/pages/admin/system-webhook.item.vue
index 4e767fba16..124790338c 100644
--- a/packages/frontend/src/pages/admin/system-webhook.item.vue
+++ b/packages/frontend/src/pages/admin/system-webhook.item.vue
@@ -6,6 +6,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <template>
 <MkFolder>
 	<template #label>{{ entity.name || entity.url }}</template>
+	<template v-if="entity.name != null && entity.name != ''" #caption>{{ entity.url }}</template>
 	<template #icon>
 		<i v-if="!entity.isActive" class="ti ti-player-pause"/>
 		<i v-else-if="entity.latestStatus === null" class="ti ti-circle"/>
diff --git a/packages/frontend/src/pages/flash/flash-index.vue b/packages/frontend/src/pages/flash/flash-index.vue
index f63a799365..2b85489706 100644
--- a/packages/frontend/src/pages/flash/flash-index.vue
+++ b/packages/frontend/src/pages/flash/flash-index.vue
@@ -55,7 +55,8 @@ const tab = ref('featured');
 
 const featuredFlashsPagination = {
 	endpoint: 'flash/featured' as const,
-	noPaging: true,
+	limit: 5,
+	offsetMode: true,
 };
 const myFlashsPagination = {
 	endpoint: 'flash/my' as const,
diff --git a/packages/frontend/src/pages/install-extensions.vue b/packages/frontend/src/pages/install-extensions.vue
index 4bee437f65..83f16fce68 100644
--- a/packages/frontend/src/pages/install-extensions.vue
+++ b/packages/frontend/src/pages/install-extensions.vue
@@ -8,76 +8,26 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
 	<MkSpacer :contentMax="500">
 		<MkLoading v-if="uiPhase === 'fetching'"/>
-		<div v-else-if="uiPhase === 'confirm' && data" class="_gaps_m" :class="$style.extInstallerRoot">
-			<div :class="$style.extInstallerIconWrapper">
-				<i v-if="data.type === 'plugin'" class="ti ti-plug"></i>
-				<i v-else-if="data.type === 'theme'" class="ti ti-palette"></i>
-				<i v-else class="ti ti-download"></i>
-			</div>
-			<h2 :class="$style.extInstallerTitle">{{ i18n.ts._externalResourceInstaller[`_${data.type}`].title }}</h2>
-			<div :class="$style.extInstallerNormDesc">{{ i18n.ts._externalResourceInstaller.checkVendorBeforeInstall }}</div>
-			<MkInfo v-if="data.type === 'plugin'" :warn="true">{{ i18n.ts._plugin.installWarn }}</MkInfo>
-			<FormSection>
-				<template #label>{{ i18n.ts._externalResourceInstaller[`_${data.type}`].metaTitle }}</template>
-				<div class="_gaps_s">
-					<FormSplit>
+		<MkExtensionInstaller v-else-if="uiPhase === 'confirm' && data" :extension="data" @confirm="install()">
+			<template #additionalInfo>
+				<FormSection>
+					<template #label>{{ i18n.ts._externalResourceInstaller._vendorInfo.title }}</template>
+					<div class="_gaps_s">
 						<MkKeyValue>
-							<template #key>{{ i18n.ts.name }}</template>
-							<template #value>{{ data.meta?.name }}</template>
+							<template #key>{{ i18n.ts._externalResourceInstaller._vendorInfo.endpoint }}</template>
+							<template #value><MkUrl :url="url" :showUrlPreview="false"></MkUrl></template>
 						</MkKeyValue>
 						<MkKeyValue>
-							<template #key>{{ i18n.ts.author }}</template>
-							<template #value>{{ data.meta?.author }}</template>
+							<template #key>{{ i18n.ts._externalResourceInstaller._vendorInfo.hashVerify }}</template>
+							<template #value>
+								<!-- この画面が出ている時点でハッシュの検証には成功している -->
+								<i class="ti ti-check" style="color: var(--accent)"></i>
+							</template>
 						</MkKeyValue>
-					</FormSplit>
-					<MkKeyValue v-if="data.type === 'plugin'">
-						<template #key>{{ i18n.ts.description }}</template>
-						<template #value>{{ data.meta?.description }}</template>
-					</MkKeyValue>
-					<MkKeyValue v-if="data.type === 'plugin'">
-						<template #key>{{ i18n.ts.version }}</template>
-						<template #value>{{ data.meta?.version }}</template>
-					</MkKeyValue>
-					<MkKeyValue v-if="data.type === 'plugin'">
-						<template #key>{{ i18n.ts.permission }}</template>
-						<template #value>
-							<ul :class="$style.extInstallerKVList">
-								<li v-for="permission in data.meta?.permissions" :key="permission">{{ i18n.ts._permissions[permission] }}</li>
-							</ul>
-						</template>
-					</MkKeyValue>
-					<MkKeyValue v-if="data.type === 'theme' && data.meta?.base">
-						<template #key>{{ i18n.ts._externalResourceInstaller._meta.base }}</template>
-						<template #value>{{ i18n.ts[data.meta.base] }}</template>
-					</MkKeyValue>
-					<MkFolder>
-						<template #icon><i class="ti ti-code"></i></template>
-						<template #label>{{ i18n.ts._plugin.viewSource }}</template>
-
-						<MkCode :code="data.raw ?? ''"/>
-					</MkFolder>
-				</div>
-			</FormSection>
-			<FormSection>
-				<template #label>{{ i18n.ts._externalResourceInstaller._vendorInfo.title }}</template>
-				<div class="_gaps_s">
-					<MkKeyValue>
-						<template #key>{{ i18n.ts._externalResourceInstaller._vendorInfo.endpoint }}</template>
-						<template #value><MkUrl :url="url ?? ''" :showUrlPreview="false"></MkUrl></template>
-					</MkKeyValue>
-					<MkKeyValue>
-						<template #key>{{ i18n.ts._externalResourceInstaller._vendorInfo.hashVerify }}</template>
-						<template #value>
-							<!--この画面が出ている時点でハッシュの検証には成功している-->
-							<i class="ti ti-check" style="color: var(--accent)"></i>
-						</template>
-					</MkKeyValue>
-				</div>
-			</FormSection>
-			<div class="_buttonsCenter">
-				<MkButton primary @click="install()"><i class="ti ti-check"></i> {{ i18n.ts.install }}</MkButton>
-			</div>
-		</div>
+					</div>
+				</FormSection>
+			</template>
+		</MkExtensionInstaller>
 		<div v-else-if="uiPhase === 'error'" class="_gaps_m" :class="[$style.extInstallerRoot, $style.error]">
 			<div :class="$style.extInstallerIconWrapper">
 				<i class="ti ti-circle-x"></i>
@@ -96,14 +46,11 @@ SPDX-License-Identifier: AGPL-3.0-only
 <script lang="ts" setup>
 import { ref, computed, onActivated, onDeactivated, nextTick } from 'vue';
 import MkLoading from '@/components/global/MkLoading.vue';
+import MkExtensionInstaller, { type Extension } from '@/components/MkExtensionInstaller.vue';
 import MkButton from '@/components/MkButton.vue';
-import FormSection from '@/components/form/section.vue';
-import FormSplit from '@/components/form/split.vue';
-import MkCode from '@/components/MkCode.vue';
-import MkUrl from '@/components/global/MkUrl.vue';
-import MkInfo from '@/components/MkInfo.vue';
-import MkFolder from '@/components/MkFolder.vue';
 import MkKeyValue from '@/components/MkKeyValue.vue';
+import MkUrl from '@/components/global/MkUrl.vue';
+import FormSection from '@/components/form/section.vue';
 import * as os from '@/os.js';
 import { misskeyApi } from '@/scripts/misskey-api.js';
 import { AiScriptPluginMeta, parsePluginMeta, installPlugin } from '@/scripts/install-plugin.js';
@@ -124,24 +71,7 @@ const errorKV = ref<{
 const url = ref<string | null>(null);
 const hash = ref<string | null>(null);
 
-const data = ref<{
-	type: 'plugin' | 'theme';
-	raw: string;
-	meta?: {
-		// Plugin & Theme Common
-		name: string;
-		author: string;
-
-		// Plugin
-		description?: string;
-		version?: string;
-		permissions?: string[];
-		config?: Record<string, any>;
-
-		// Theme
-		base?: 'light' | 'dark';
-	};
-} | null>(null);
+const data = ref<Extension | null>(null);
 
 function goBack(): void {
 	history.back();
@@ -227,7 +157,7 @@ async function fetch() {
 				data.value = {
 					type: 'theme',
 					meta: {
-						description,
+						// description, // 使用されていない
 						...meta,
 					},
 					raw: res.data,
@@ -353,9 +283,4 @@ definePageMetadata(() => ({
 .extInstallerNormDesc {
 	text-align: center;
 }
-
-.extInstallerKVList {
-	margin-top: 0;
-	margin-bottom: 0;
-}
 </style>
diff --git a/packages/frontend/src/pages/instance-info.vue b/packages/frontend/src/pages/instance-info.vue
index c69530b343..6cec3f9d45 100644
--- a/packages/frontend/src/pages/instance-info.vue
+++ b/packages/frontend/src/pages/instance-info.vue
@@ -51,6 +51,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<MkButton @click="refreshMetadata"><i class="ti ti-refresh"></i> Refresh metadata</MkButton>
 						<MkTextarea v-model="moderationNote" manualSave>
 							<template #label>{{ i18n.ts.moderationNote }}</template>
+							<template #caption>{{ i18n.ts.moderationNoteDescription }}</template>
 						</MkTextarea>
 					</div>
 				</FormSection>
diff --git a/packages/frontend/src/pages/settings/apps.vue b/packages/frontend/src/pages/settings/apps.vue
index 0e0c1f4c0c..68e36ef1bb 100644
--- a/packages/frontend/src/pages/settings/apps.vue
+++ b/packages/frontend/src/pages/settings/apps.vue
@@ -14,30 +14,39 @@ SPDX-License-Identifier: AGPL-3.0-only
 		</template>
 		<template #default="{items}">
 			<div class="_gaps">
-				<div v-for="token in items" :key="token.id" class="_panel" :class="$style.app">
-					<img v-if="token.iconUrl" :class="$style.appIcon" :src="token.iconUrl" alt=""/>
-					<div :class="$style.appBody">
-						<div :class="$style.appName">{{ token.name }}</div>
-						<div>{{ token.description }}</div>
-						<MkKeyValue oneline>
-							<template #key>{{ i18n.ts.installedDate }}</template>
-							<template #value><MkTime :time="token.createdAt"/></template>
-						</MkKeyValue>
-						<MkKeyValue oneline>
-							<template #key>{{ i18n.ts.lastUsedDate }}</template>
-							<template #value><MkTime :time="token.lastUsedAt"/></template>
-						</MkKeyValue>
-						<details>
-							<summary>{{ i18n.ts.details }}</summary>
+				<MkFolder v-for="token in items" :key="token.id" :defaultOpen="true">
+					<template #icon>
+						<img v-if="token.iconUrl" :class="$style.appIcon" :src="token.iconUrl" alt=""/>
+						<i v-else class="ti ti-plug"/>
+					</template>
+					<template #label>{{ token.name }}</template>
+					<template #caption>{{ token.description }}</template>
+					<template #suffix><MkTime :time="token.lastUsedAt"/></template>
+					<template #footer>
+						<MkButton danger @click="revoke(token)"><i class="ti ti-trash"></i> {{ i18n.ts.delete }}</MkButton>
+					</template>
+
+					<div class="_gaps_s">
+						<div v-if="token.description">{{ token.description }}</div>
+						<div>
+							<MkKeyValue oneline>
+								<template #key>{{ i18n.ts.installedDate }}</template>
+								<template #value><MkTime :time="token.createdAt" :mode="'detail'"/></template>
+							</MkKeyValue>
+							<MkKeyValue oneline>
+								<template #key>{{ i18n.ts.lastUsedDate }}</template>
+								<template #value><MkTime :time="token.lastUsedAt" :mode="'detail'"/></template>
+							</MkKeyValue>
+						</div>
+						<MkFolder>
+							<template #label>{{ i18n.ts.permission }}</template>
+							<template #suffix>{{ Object.keys(token.permission).length === 0 ? i18n.ts.none : Object.keys(token.permission).length }}</template>
 							<ul>
 								<li v-for="p in token.permission" :key="p">{{ i18n.ts._permissions[p] }}</li>
 							</ul>
-						</details>
-						<div>
-							<MkButton inline danger @click="revoke(token)"><i class="ti ti-trash"></i></MkButton>
-						</div>
+						</MkFolder>
 					</div>
-				</div>
+				</MkFolder>
 			</div>
 		</template>
 	</FormPagination>
@@ -52,6 +61,7 @@ import { i18n } from '@/i18n.js';
 import { definePageMetadata } from '@/scripts/page-metadata.js';
 import MkKeyValue from '@/components/MkKeyValue.vue';
 import MkButton from '@/components/MkButton.vue';
+import MkFolder from '@/components/MkFolder.vue';
 import { infoImageUrl } from '@/instance.js';
 
 const list = ref<InstanceType<typeof FormPagination>>();
@@ -82,26 +92,9 @@ definePageMetadata(() => ({
 </script>
 
 <style lang="scss" module>
-.app {
-	display: flex;
-	padding: 16px;
-}
-
 .appIcon {
-	display: block;
-	flex-shrink: 0;
-	margin: 0 12px 0 0;
-	width: 50px;
-	height: 50px;
-	border-radius: 8px;
-}
-
-.appBody {
-	width: calc(100% - 62px);
-	position: relative;
-}
-
-.appName {
-	font-weight: bold;
+	width: 20px;
+	height: 20px;
+	border-radius: 4px;
 }
 </style>
diff --git a/packages/frontend/src/pages/settings/index.vue b/packages/frontend/src/pages/settings/index.vue
index 7d16740a3e..96a95f1635 100644
--- a/packages/frontend/src/pages/settings/index.vue
+++ b/packages/frontend/src/pages/settings/index.vue
@@ -17,7 +17,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				</div>
 				<div v-if="!(narrow && currentPage?.route.name == null)" class="main">
 					<div class="bkzroven" style="container-type: inline-size;">
-						<RouterView/>
+						<RouterView nested/>
 					</div>
 				</div>
 			</div>
diff --git a/packages/frontend/src/pages/settings/profile.vue b/packages/frontend/src/pages/settings/profile.vue
index 9e6cd04365..19c5d892de 100644
--- a/packages/frontend/src/pages/settings/profile.vue
+++ b/packages/frontend/src/pages/settings/profile.vue
@@ -46,14 +46,17 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<MkFolder>
 			<template #icon><i class="ti ti-list"></i></template>
 			<template #label>{{ i18n.ts._profile.metadataEdit }}</template>
-
-			<div :class="$style.metadataRoot">
-				<div :class="$style.metadataMargin">
-					<MkButton :disabled="fields.length >= 16" inline style="margin-right: 8px;" @click="addField"><i class="ti ti-plus"></i> {{ i18n.ts.add }}</MkButton>
-					<MkButton v-if="!fieldEditMode" :disabled="fields.length <= 1" inline danger style="margin-right: 8px;" @click="fieldEditMode = !fieldEditMode"><i class="ti ti-trash"></i> {{ i18n.ts.delete }}</MkButton>
-					<MkButton v-else inline style="margin-right: 8px;" @click="fieldEditMode = !fieldEditMode"><i class="ti ti-arrows-sort"></i> {{ i18n.ts.rearrange }}</MkButton>
-					<MkButton inline primary @click="saveFields"><i class="ti ti-check"></i> {{ i18n.ts.save }}</MkButton>
+			<template #footer>
+				<div class="_buttons">
+					<MkButton primary @click="saveFields"><i class="ti ti-check"></i> {{ i18n.ts.save }}</MkButton>
+					<MkButton :disabled="fields.length >= 16" @click="addField"><i class="ti ti-plus"></i> {{ i18n.ts.add }}</MkButton>
+					<MkButton v-if="!fieldEditMode" :disabled="fields.length <= 1" danger @click="fieldEditMode = !fieldEditMode"><i class="ti ti-trash"></i> {{ i18n.ts.delete }}</MkButton>
+					<MkButton v-else @click="fieldEditMode = !fieldEditMode"><i class="ti ti-arrows-sort"></i> {{ i18n.ts.rearrange }}</MkButton>
 				</div>
+			</template>
+
+			<div :class="$style.metadataRoot" class="_gaps_s">
+				<MkInfo>{{ i18n.ts._profile.verifiedLinkDescription }}</MkInfo>
 
 				<Sortable
 					v-model="fields"
@@ -65,24 +68,20 @@ SPDX-License-Identifier: AGPL-3.0-only
 					@end="e => e.item.classList.remove('active')"
 				>
 					<template #item="{element, index}">
-						<div :class="$style.fieldDragItem">
+						<div v-panel :class="$style.fieldDragItem">
 							<button v-if="!fieldEditMode" class="_button" :class="$style.dragItemHandle" tabindex="-1"><i class="ti ti-menu"></i></button>
 							<button v-if="fieldEditMode" :disabled="fields.length <= 1" class="_button" :class="$style.dragItemRemove" @click="deleteField(index)"><i class="ti ti-x"></i></button>
 							<div :class="$style.dragItemForm">
 								<FormSplit :minWidth="200">
-									<MkInput v-model="element.name" small>
-										<template #label>{{ i18n.ts._profile.metadataLabel }}</template>
+									<MkInput v-model="element.name" small :placeholder="i18n.ts._profile.metadataLabel">
 									</MkInput>
-									<MkInput v-model="element.value" small>
-										<template #label>{{ i18n.ts._profile.metadataContent }}</template>
+									<MkInput v-model="element.value" small :placeholder="i18n.ts._profile.metadataContent">
 									</MkInput>
 								</FormSplit>
 							</div>
 						</div>
 					</template>
 				</Sortable>
-
-				<MkInfo>{{ i18n.ts._profile.verifiedLinkDescription }}</MkInfo>
 			</div>
 		</MkFolder>
 		<template #caption>{{ i18n.ts._profile.metadataDescription }}</template>
@@ -310,19 +309,11 @@ definePageMetadata(() => ({
 	container-type: inline-size;
 }
 
-.metadataMargin {
-	margin-bottom: 1.5em;
-}
-
 .fieldDragItem {
 	display: flex;
-	padding-bottom: .75em;
+	padding: 10px;
 	align-items: flex-end;
-	border-bottom: solid 0.5px var(--divider);
-
-	&:last-child {
-		border-bottom: 0;
-	}
+	border-radius: 6px;
 
 	/* (drag button) 32px + (drag button margin) 8px + (input width) 200px * 2 + (input gap) 12px = 452px */
 	@container (max-width: 452px) {
diff --git a/packages/frontend/src/pages/user/home.vue b/packages/frontend/src/pages/user/home.vue
index ae8ac88361..111df41127 100644
--- a/packages/frontend/src/pages/user/home.vue
+++ b/packages/frontend/src/pages/user/home.vue
@@ -48,9 +48,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 						</div>
 					</div>
 					<div v-if="user.followedMessage != null" class="followedMessage">
-						<div style="border: solid 1px var(--love); border-radius: 6px; background: color-mix(in srgb, var(--love), transparent 90%); padding: 6px 8px;">
-							<Mfm :text="user.followedMessage" :author="user"/>
-						</div>
+						<MkFukidashi class="fukidashi" :tail="narrow ? 'none' : 'left'" negativeMargin shadow>
+							<div class="messageHeader">{{ i18n.ts.messageToFollower }}</div>
+							<div><MkSparkle><Mfm :plain="true" :text="user.followedMessage" :author="user"/></MkSparkle></div>
+						</MkFukidashi>
 					</div>
 					<div v-if="user.roles.length > 0" class="roles">
 						<span v-for="role in user.roles" :key="role.id" v-tooltip="role.description" class="role" :style="{ '--color': role.color }">
@@ -63,6 +64,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<div v-if="iAmModerator" class="moderationNote">
 						<MkTextarea v-if="editModerationNote || (moderationNote != null && moderationNote !== '')" v-model="moderationNote" manualSave>
 							<template #label>{{ i18n.ts.moderationNote }}</template>
+							<template #caption>{{ i18n.ts.moderationNoteDescription }}</template>
 						</MkTextarea>
 						<div v-else>
 							<MkButton small @click="editModerationNote = true">{{ i18n.ts.addModerationNote }}</MkButton>
@@ -158,15 +160,16 @@ SPDX-License-Identifier: AGPL-3.0-only
 <script lang="ts" setup>
 import { defineAsyncComponent, computed, onMounted, onUnmounted, nextTick, watch, ref } from 'vue';
 import * as Misskey from 'misskey-js';
+import { getScrollPosition } from '@@/js/scroll.js';
 import MkNote from '@/components/MkNote.vue';
 import MkFollowButton from '@/components/MkFollowButton.vue';
 import MkAccountMoved from '@/components/MkAccountMoved.vue';
+import MkFukidashi from '@/components/MkFukidashi.vue';
 import MkRemoteCaution from '@/components/MkRemoteCaution.vue';
 import MkTextarea from '@/components/MkTextarea.vue';
 import MkOmit from '@/components/MkOmit.vue';
 import MkInfo from '@/components/MkInfo.vue';
 import MkButton from '@/components/MkButton.vue';
-import { getScrollPosition } from '@@/js/scroll.js';
 import { getUserMenu } from '@/scripts/get-user-menu.js';
 import number from '@/filters/number.js';
 import { userPage } from '@/filters/user.js';
@@ -180,6 +183,7 @@ import { misskeyApi } from '@/scripts/misskey-api.js';
 import { isFollowingVisibleForMe, isFollowersVisibleForMe } from '@/scripts/isFfVisibleForMe.js';
 import { useRouter } from '@/router/supplier.js';
 import { getStaticImageUrl } from '@/scripts/media-proxy.js';
+import MkSparkle from '@/components/MkSparkle.vue';
 
 function calcAge(birthdate: string): number {
 	const date = new Date(birthdate);
@@ -467,7 +471,18 @@ onUnmounted(() => {
 
 				> .followedMessage {
 					padding: 24px 24px 0 154px;
-					font-size: 0.9em;
+
+					> .fukidashi {
+						display: block;
+						--fukidashi-bg: color-mix(in srgb, var(--accent), var(--panel) 85%);
+						--fukidashi-radius: 16px;
+						font-size: 0.9em;
+
+						.messageHeader {
+							opacity: 0.7;
+							font-size: 0.85em;
+						}
+					}
 				}
 
 				> .roles {
diff --git a/packages/frontend/src/pages/welcome.setup.vue b/packages/frontend/src/pages/welcome.setup.vue
index a227c7c4bc..dd258aad98 100644
--- a/packages/frontend/src/pages/welcome.setup.vue
+++ b/packages/frontend/src/pages/welcome.setup.vue
@@ -14,6 +14,10 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</div>
 			<div class="_gaps_m" style="padding: 32px;">
 				<div>{{ i18n.ts.intro }}</div>
+				<MkInput v-model="setupPassword" type="password" data-cy-admin-initial-password>
+					<template #label>{{ i18n.ts.initialPasswordForSetup }} <div v-tooltip:dialog="i18n.ts.initialPasswordForSetupDescription" class="_button _help"><i class="ti ti-help-circle"></i></div></template>
+					<template #prefix><i class="ti ti-lock"></i></template>
+				</MkInput>
 				<MkInput v-model="username" pattern="^[a-zA-Z0-9_]{1,20}$" :spellcheck="false" required data-cy-admin-username>
 					<template #label>{{ i18n.ts.username }}</template>
 					<template #prefix>@</template>
@@ -36,9 +40,9 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <script lang="ts" setup>
 import { ref } from 'vue';
+import { host, version } from '@@/js/config.js';
 import MkButton from '@/components/MkButton.vue';
 import MkInput from '@/components/MkInput.vue';
-import { host, version } from '@@/js/config.js';
 import * as os from '@/os.js';
 import { misskeyApi } from '@/scripts/misskey-api.js';
 import { login } from '@/account.js';
@@ -47,6 +51,7 @@ import MkAnimBg from '@/components/MkAnimBg.vue';
 
 const username = ref('');
 const password = ref('');
+const setupPassword = ref('');
 const submitting = ref(false);
 
 function submit() {
@@ -56,14 +61,27 @@ function submit() {
 	misskeyApi('admin/accounts/create', {
 		username: username.value,
 		password: password.value,
+		setupPassword: setupPassword.value === '' ? null : setupPassword.value,
 	}).then(res => {
 		return login(res.token);
-	}).catch(() => {
+	}).catch((err) => {
 		submitting.value = false;
 
+		let title = i18n.ts.somethingHappened;
+		let text = err.message + '\n' + err.id;
+
+		if (err.code === 'ACCESS_DENIED') {
+			title = i18n.ts.permissionDeniedError;
+			text = i18n.ts.operationForbidden;
+		} else if (err.code === 'INCORRECT_INITIAL_PASSWORD') {
+			title = i18n.ts.permissionDeniedError;
+			text = i18n.ts.incorrectPassword;
+		}
+
 		os.alert({
 			type: 'error',
-			text: i18n.ts.somethingHappened,
+			title,
+			text,
 		});
 	});
 }
@@ -74,8 +92,8 @@ function submit() {
 	min-height: 100svh;
 	padding: 32px 32px 64px 32px;
 	box-sizing: border-box;
-display: grid;
-place-content: center;
+	display: grid;
+	place-content: center;
 }
 
 .form {
diff --git a/packages/frontend/src/store.ts b/packages/frontend/src/store.ts
index 1ddcca5afe..cb52938980 100644
--- a/packages/frontend/src/store.ts
+++ b/packages/frontend/src/store.ts
@@ -78,6 +78,10 @@ export const defaultStore = markRaw(new Storage('base', {
 			global: false,
 		},
 	},
+	abusesTutorial: {
+		where: 'account',
+		default: false,
+	},
 	keepCw: {
 		where: 'account',
 		default: true,
@@ -222,7 +226,7 @@ export const defaultStore = markRaw(new Storage('base', {
 	},
 	animatedMfm: {
 		where: 'device',
-		default: false,
+		default: !window.matchMedia('(prefers-reduced-motion)').matches,
 	},
 	advancedMfm: {
 		where: 'device',
diff --git a/packages/frontend/vite.config.ts b/packages/frontend/vite.config.ts
index e982df8ffd..504562a91e 100644
--- a/packages/frontend/vite.config.ts
+++ b/packages/frontend/vite.config.ts
@@ -109,6 +109,11 @@ export function getConfig(): UserConfig {
 					}
 				},
 			},
+			preprocessorOptions: {
+				scss: {
+					api: 'modern-compiler',
+				},
+			},
 		},
 
 		define: {