diff --git a/packages/frontend/src/components/MkFollowButton.vue b/packages/frontend/src/components/MkFollowButton.vue
index a96da68e4f..0c92a9dd99 100644
--- a/packages/frontend/src/components/MkFollowButton.vue
+++ b/packages/frontend/src/components/MkFollowButton.vue
@@ -37,6 +37,7 @@ import { useStream } from '@/stream';
 import { i18n } from '@/i18n';
 import { claimAchievement } from '@/scripts/achievements';
 import { $i } from '@/account';
+import {userName} from "@/filters/user";
 
 const props = withDefaults(defineProps<{
 	user: Misskey.entities.UserDetailed,
@@ -73,7 +74,7 @@ async function onClick() {
 		if (isFollowing) {
 			const { canceled } = await os.confirm({
 				type: 'warning',
-				text: i18n.t('unfollowConfirm', { name: props.user.name || props.user.username }),
+				text: i18n.t('unfollowConfirm', { name: userName(props.user) }),
 			});
 
 			if (canceled) return;
diff --git a/packages/frontend/src/components/global/MkUserName.vue b/packages/frontend/src/components/global/MkUserName.vue
index 2b2a155039..a53f7c0dd8 100644
--- a/packages/frontend/src/components/global/MkUserName.vue
+++ b/packages/frontend/src/components/global/MkUserName.vue
@@ -1,10 +1,11 @@
 <template>
-<Mfm :text="user.name ?? user.username" :author="user" :plain="true" :nowrap="nowrap" :emojiUrls="user.emojis"/>
+<Mfm :text="userName(user)" :author="user" :plain="true" :nowrap="nowrap" :emojiUrls="user.emojis"/>
 </template>
 
 <script lang="ts" setup>
 import { } from 'vue';
 import * as misskey from 'cherrypick-js';
+import { userName } from '@/filters/user';
 
 const props = withDefaults(defineProps<{
 	user: misskey.entities.User;
diff --git a/packages/frontend/src/filters/user.ts b/packages/frontend/src/filters/user.ts
index 9574237b01..d010c9b5e4 100644
--- a/packages/frontend/src/filters/user.ts
+++ b/packages/frontend/src/filters/user.ts
@@ -1,13 +1,17 @@
 import * as misskey from 'cherrypick-js';
 import * as Acct from 'cherrypick-js/built/acct';
 import { url } from '@/config';
+import {defaultStore} from "@/store";
 
 export const acct = (user: misskey.Acct) => {
 	return Acct.toString(user);
 };
 
 export const userName = (user: misskey.entities.User) => {
-	return user.name || user.username;
+	if (!defaultStore.state.nicknameEnabled) {
+		return user.name || user.username;
+	}
+	return defaultStore.reactiveState.nicknameMap.value[user.id] || user.name || user.username;
 };
 
 export const userPage = (user: misskey.Acct, path?, absolute = false) => {
diff --git a/packages/frontend/src/pages/follow.vue b/packages/frontend/src/pages/follow.vue
index 8cdeaf9195..46828f216b 100644
--- a/packages/frontend/src/pages/follow.vue
+++ b/packages/frontend/src/pages/follow.vue
@@ -9,11 +9,12 @@ import * as Acct from 'cherrypick-js/built/acct';
 import * as os from '@/os';
 import { mainRouter } from '@/router';
 import { i18n } from '@/i18n';
+import {userName} from "@/filters/user";
 
 async function follow(user): Promise<void> {
 	const { canceled } = await os.confirm({
 		type: 'question',
-		text: i18n.t('followConfirm', { name: user.name || user.username }),
+		text: i18n.t('followConfirm', { name: userName(user) }),
 	});
 
 	if (canceled) {
diff --git a/packages/frontend/src/pages/settings/cherrypick.vue b/packages/frontend/src/pages/settings/cherrypick.vue
new file mode 100644
index 0000000000..3afb72e879
--- /dev/null
+++ b/packages/frontend/src/pages/settings/cherrypick.vue
@@ -0,0 +1,135 @@
+<template>
+<div class="_gaps_m">
+	<h1>CherryPick</h1>
+	<FormSection>
+		<template #label>独自機能</template>
+		<div class="_gaps_m">
+			<div>Ebisskeyが追加する独自機能を有効・無効にします。</div>
+
+			<MkSwitch v-model="nicknameEnabled">
+				ニックネーム機能
+				<template #caption>
+					ユーザーの名前を任意に変更できるようになります。変更は自分にのみ反映されます。<br>
+					頻繁に名前を変更するユーザーを識別するときなどに使えます。
+				</template>
+			</MkSwitch>
+			<MkSwitch v-model="numberQuoteEnabled">
+				数字引用機能
+				<template #caption>
+					ノートをコピーした上で末尾に数字をつけて投稿する機能。数字が本文の末尾にある場合はそれ+1、なければ「2」になります。
+				</template>
+			</MkSwitch>
+			<MkSwitch v-model="stealEnabled">
+				パクる機能
+				<template #caption>
+					ノートをコピーしてそのまま投稿する機能。
+				</template>
+			</MkSwitch>
+		</div>
+	</FormSection>
+	<FormSection>
+		<template #label>パッチ</template>
+		<div class="_gaps_m">
+			<div>Misskeyの機能に変更を加えます。</div>
+
+			<MkSwitch v-model="infoButtonForNoteActionsEnabled">
+				ノートに詳細表示ボタンを表示する
+				<template #caption>
+					オプション「ノートの操作部をホバー時のみ表示する」をオンにしたときに適用されます。
+				</template>
+			</MkSwitch>
+			<MkSwitch v-model="rememberPostFormToggleStateEnabled">
+				投稿フォームにて、プレビューのオン・オフを記憶する
+			</MkSwitch>
+			<MkSwitch v-model="reactableRemoteReactionEnabled">
+				リモートのカスタム絵文字リアクションでも、このサーバーに同じ名前の絵文字があればリアクションできるようにする
+			</MkSwitch>
+		</div>
+	</FormSection>
+	<FormSection>
+		<template #label><i class="ti ti-flask"/> Ebisskey Labs</template>
+		<div class="_gaps_m">
+			<div>まだ開発中の機能を試してみませんか。一部の機能はちゃんと動かないかもしれません。</div>
+
+			<MkSwitch v-model="usePostFormWindow">
+				投稿フォームをウィンドウとして表示
+			</MkSwitch>
+			<MkSwitch v-model="ebiNoteViewEnabled">
+				新しいノートUIを試す
+			</MkSwitch>
+			<MkNote :note="noteMock" />
+		</div>
+	</FormSection>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { computed, ref, watch } from 'vue';
+import MkSwitch from '@/components/MkSwitch.vue';
+import FormSection from '@/components/form/section.vue';
+import { defaultStore } from '@/store';
+import * as os from '@/os';
+import { unisonReload } from '@/scripts/unison-reload';
+import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
+import MkNote from "@/components/MkNote.vue";
+import {Note, User} from "misskey-js/built/entities";
+import {$i} from "@/account";
+
+async function reloadAsk() {
+	const { canceled } = await os.confirm({
+		type: 'info',
+		text: i18n.ts.reloadToApplySetting,
+	});
+	if (canceled) return;
+
+	unisonReload();
+}
+
+const nicknameEnabled = computed(defaultStore.makeGetterSetter('nicknameEnabled'));
+const numberQuoteEnabled = computed(defaultStore.makeGetterSetter('numberQuoteEnabled'));
+const stealEnabled = computed(defaultStore.makeGetterSetter('stealEnabled'));
+const infoButtonForNoteActionsEnabled = computed(defaultStore.makeGetterSetter('infoButtonForNoteActionsEnabled'));
+const reactableRemoteReactionEnabled = computed(defaultStore.makeGetterSetter('reactableRemoteReactionEnabled'));
+const rememberPostFormToggleStateEnabled = computed(defaultStore.makeGetterSetter('rememberPostFormToggleStateEnabled'));
+const usePostFormWindow = computed(defaultStore.makeGetterSetter('usePostFormWindow'));
+const ebiNoteViewEnabled = computed(defaultStore.makeGetterSetter('ebiNoteViewEnabledLab'));
+
+const noteMock: Note = {
+	id: 'abc',
+	createdAt: new Date().toISOString(),
+	text: '> **エビ**（海老・蝦・魵）は、節足動物門・甲殻亜門・軟甲綱・十脚目（エビ目）のうち、カニ下目（短尾類）とヤドカリ下目（異尾類）以外の全ての種の総称である。すなわち、かつての**長尾類**（長尾亜目 Macrura）にあたる。現在、長尾亜目という分類群は廃止されており、学術的な分類ではなく便宜上の区分である。\n\n出典：https://ja.wikipedia.org/wiki/%E3%82%A8%E3%83%93',
+	cw: null,
+	user: $i as User,
+	userId: $i.id,
+	replyId: '',
+	renoteId: '',
+	files: [],
+	fileIds: [],
+	visibility: 'home',
+	reactions: {},
+	renoteCount: 20,
+	repliesCount: 10,
+	emojis: [],
+	localOnly: true,
+
+};
+
+watch([
+	numberQuoteEnabled,
+	stealEnabled,
+	infoButtonForNoteActionsEnabled,
+	reactableRemoteReactionEnabled,
+], async () => {
+	await reloadAsk();
+});
+
+const headerActions = $computed(() => []);
+
+const headerTabs = $computed(() => []);
+
+definePageMetadata({
+	title: 'Ebisskey',
+	icon: 'ti ti-bulb-filled',
+});
+</script>
diff --git a/packages/frontend/src/pages/user/home.vue b/packages/frontend/src/pages/user/home.vue
index 26349e3393..4f4d2f75a4 100644
--- a/packages/frontend/src/pages/user/home.vue
+++ b/packages/frontend/src/pages/user/home.vue
@@ -15,7 +15,12 @@
 						<div ref="bannerEl" class="banner" :style="style"></div>
 						<div class="fade"></div>
 						<div class="title">
-							<MkUserName class="name" :user="user" :nowrap="true"/>
+							<div class="name">
+								<MkUserName :user="user" :nowrap="true"/>
+								<button v-if="defaultStore.reactiveState.nicknameEnabled.value" v-tooltip="'ニックネームを編集…'" class="_button nickname-button" @click="editNickname(props.user)">
+									<i class="ti ti-edit"/>
+								</button>
+							</div>
 							<div class="bottom">
 								<span class="username"><MkAcct :user="user" :detail="true"/></span>
 								<span v-if="user.isAdmin" :title="i18n.ts.isAdmin" style="color: var(--badge);"><i class="ti ti-shield"></i></span>
@@ -185,6 +190,7 @@ import { api } from '@/os';
 import { isFfVisibility } from '@/scripts/is-ff-visibility';
 import { defaultStore } from '@/store';
 import { miLocalStorage } from '@/local-storage';
+import { editNickname } from '@/scripts/edit-nickname';
 
 const XPhotos = defineAsyncComponent(() => import('./index.photos.vue'));
 const XActivity = defineAsyncComponent(() => import('./index.activity.vue'));
@@ -409,12 +415,25 @@ onUnmounted(() => {
 						color: #fff;
 
 						> .name {
-							display: block;
+							display: flex;
+							gap: 8px;
 							margin: 0;
 							line-height: 32px;
 							font-weight: bold;
 							font-size: 1.8em;
 							text-shadow: 0 0 8px #000;
+
+							> .nickname-button {
+								-webkit-backdrop-filter: var(--blur, blur(8px));
+								backdrop-filter: var(--blur, blur(8px));
+								background: rgba(0, 0, 0, 0.2);
+								color: #ccc;
+								font-size: 0.7em;
+								line-height: 1;
+								width: 1.8em;
+								height: 1.8em;
+								border-radius: 100%;
+							}
 						}
 
 						> .bottom {
@@ -607,7 +626,7 @@ onUnmounted(() => {
 							font-size: 70%;
 						}
 					}
-					
+
 					>div {
 						flex: 1;
 						text-align: center;
diff --git a/packages/frontend/src/scripts/edit-nickname.ts b/packages/frontend/src/scripts/edit-nickname.ts
new file mode 100644
index 0000000000..fadfc27cee
--- /dev/null
+++ b/packages/frontend/src/scripts/edit-nickname.ts
@@ -0,0 +1,19 @@
+import {User} from "misskey-js/built/entities";
+import {defaultStore} from "@/store";
+import * as os from '@/os';
+
+export async function editNickname(user: User) {
+	const { result, canceled } = await os.inputText({
+		title: 'ニックネームを編集',
+		placeholder: user.name || user.username,
+		default: defaultStore.state.nicknameMap[user.id] ?? null,
+	});
+	if (canceled) return
+	const newMap = {...defaultStore.state.nicknameMap};
+	if (result) {
+		newMap[user.id] = result;
+	} else {
+		delete newMap[user.id];
+	}
+	await defaultStore.set('nicknameMap', newMap);
+}
diff --git a/packages/frontend/src/store.ts b/packages/frontend/src/store.ts
index 6b83852a8c..0e86e56139 100644
--- a/packages/frontend/src/store.ts
+++ b/packages/frontend/src/store.ts
@@ -376,6 +376,15 @@ export const defaultStore = markRaw(new Storage('base', {
 		where: 'device',
 		default: false,
 	},
+	nicknameEnabled: {
+		where: 'account',
+		default: true,
+	},
+	nicknameMap: {
+		where: 'account',
+		default: {} as Record<string, string>,
+	},
+	// #endregion
 }));
 
 // TODO: 他のタブと永続化されたstateを同期