diff --git a/README.md b/README.md
index 952a148fc1a4..0f97c5870565 100644
--- a/README.md
+++ b/README.md
@@ -38,6 +38,7 @@
 - フォローしているユーザーなら鍵ノートでもアンテナにひっかかるように https://github.com/team-shahu/misskey/pull/38
 - nyaizeを無効化できるように https://github.com/team-shahu/misskey/pull/39
 - 新着ノート通知があった時まとめるように https://github.com/team-shahu/misskey/pull/40
+- いいねボタンの実装 https://github.com/team-shahu/misskey/pull/41
 
 ## Special Thanks
 - [Misskey](https://github.com/misskey-dev/misskey)  
diff --git a/locales/en-US.yml b/locales/en-US.yml
index 59bf15ef9fcd..96eee493f279 100644
--- a/locales/en-US.yml
+++ b/locales/en-US.yml
@@ -1313,6 +1313,7 @@ _delivery:
     manuallySuspended: "Manually suspended"
     goneSuspended: "Server is suspended due to server deletion"
     autoSuspendedForNotResponding: "Server is suspended due to no responding"
+selectReaction: "Select reactions to use with the Like button"
 scheduledNoteDelete: "Scheduled note deletion"
 noteDeletationAt: "This note will be deleted at {time}."
 addToEmojiPicker: "Add to Emoji Picker"
diff --git a/locales/index.d.ts b/locales/index.d.ts
index a405f51d3147..73a78570a9cd 100644
--- a/locales/index.d.ts
+++ b/locales/index.d.ts
@@ -5373,6 +5373,10 @@ export interface Locale extends ILocale {
             "autoSuspendedForNotResponding": string;
         };
     };
+    /**
+     * いいねボタンで使うリアクションを選択
+     */
+    "selectReaction": string;
     "_bubbleGame": {
         /**
          * 遊び方
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index d4793e024985..23e31fe0d091 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -1343,6 +1343,8 @@ _delivery:
     goneSuspended: "サーバー削除のため停止中"
     autoSuspendedForNotResponding: "サーバー応答なしのため停止中"
 
+selectReaction: "いいねボタンで使うリアクションを選択"
+
 _bubbleGame:
   howToPlay: "遊び方"
   hold: "ホールド"
diff --git a/packages/backend/src/models/Meta.ts b/packages/backend/src/models/Meta.ts
index 6654f2c2e4e6..583a259069d3 100644
--- a/packages/backend/src/models/Meta.ts
+++ b/packages/backend/src/models/Meta.ts
@@ -574,7 +574,6 @@ export class MiMeta {
 	})
 	public emailWhitelist: boolean;
 
-
 	@Column('varchar', {
 		length: 1024, array: true, default: '{ "admin", "administrator", "root", "system", "maintainer", "host", "mod", "moderator", "owner", "superuser", "staff", "auth", "i", "me", "everyone", "all", "mention", "mentions", "example", "user", "users", "account", "accounts", "official", "help", "helps", "support", "supports", "info", "information", "informations", "announce", "announces", "announcement", "announcements", "notice", "notification", "notifications", "dev", "developer", "developers", "tech", "misskey" }',
 	})
diff --git a/packages/backend/src/server/api/endpoints/admin/update-meta.ts b/packages/backend/src/server/api/endpoints/admin/update-meta.ts
index e06efbaa0c1e..e3cb2c2b09fe 100644
--- a/packages/backend/src/server/api/endpoints/admin/update-meta.ts
+++ b/packages/backend/src/server/api/endpoints/admin/update-meta.ts
@@ -141,7 +141,7 @@ export const paramDef = {
 		enableIdenticonGeneration: { type: 'boolean' },
 		serverRules: { type: 'array', items: { type: 'string' } },
 		bannedEmailDomains: { type: 'array', items: { type: 'string' } },
-		emailWhitelist: { type: 'boolean'},
+		emailWhitelist: { type: 'boolean' },
 		preservedUsernames: { type: 'array', items: { type: 'string' } },
 		manifestJsonOverride: { type: 'string' },
 		enableFanoutTimeline: { type: 'boolean' },
@@ -449,6 +449,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 			}
 
 			if (ps.repositoryUrl !== undefined) {
+				// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
 				set.repositoryUrl = URL.canParse(ps.repositoryUrl!) ? ps.repositoryUrl : null;
 			}
 
diff --git a/packages/backend/src/server/api/endpoints/notes/reactions.ts b/packages/backend/src/server/api/endpoints/notes/reactions.ts
index af80e0430c8d..f362f46d41e9 100644
--- a/packages/backend/src/server/api/endpoints/notes/reactions.ts
+++ b/packages/backend/src/server/api/endpoints/notes/reactions.ts
@@ -73,7 +73,7 @@ export default class extends Endpoint<typeof meta, typeof paramDef> { // eslint-
 				]);
 
 				const userIds = Array.from(userIdsWhoMeMuting ?? []).concat(Array.from(userIdsWhoBlockingMe ?? []));
-				if (userIds.length > 0 ){
+				if (userIds.length > 0 ) {
 			  	query.andWhere('reaction.userId NOT IN (:...userIds)', { userIds: Array.from(userIdsWhoMeMuting ?? []).concat(Array.from(userIdsWhoBlockingMe ?? [])) });
 				}
 			}
diff --git a/packages/frontend/src/components/MkNote.vue b/packages/frontend/src/components/MkNote.vue
index 42ed872d91ec..34eb644203c2 100644
--- a/packages/frontend/src/components/MkNote.vue
+++ b/packages/frontend/src/components/MkNote.vue
@@ -125,11 +125,14 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<button v-else :class="$style.footerButton" class="_button" disabled>
 					<i class="ti ti-ban"></i>
 				</button>
+				<button v-if="appearNote.myReaction == null" ref="heartReactButton" v-tooltip="i18n.ts.like" :class="$style.footerButton" class="_button" @mousedown="heartReact()">
+					<i class="ti ti-heart"></i>
+				</button>
 				<button ref="reactButton" :class="$style.footerButton" class="_button" @click="toggleReact()">
 					<i v-if="appearNote.reactionAcceptance === 'likeOnly' && appearNote.myReaction != null" class="ti ti-heart-filled" style="color: var(--MI_THEME-love);"></i>
 					<i v-else-if="appearNote.myReaction != null" class="ti ti-minus" style="color: var(--MI_THEME-accent);"></i>
 					<i v-else-if="appearNote.reactionAcceptance === 'likeOnly'" class="ti ti-heart"></i>
-					<i v-else class="ti ti-plus"></i>
+					<i v-else class="ti ti-mood-plus"></i>
 					<p v-if="(appearNote.reactionAcceptance === 'likeOnly' || defaultStore.state.showReactionsCount) && appearNote.reactionCount > 0" :class="$style.footerButtonCount">{{ number(appearNote.reactionCount) }}</p>
 				</button>
 				<button v-if="defaultStore.state.showClipButtonInNoteFooter" ref="clipButton" :class="$style.footerButton" class="_button" @mousedown.prevent="clip()">
@@ -258,6 +261,7 @@ const menuButton = shallowRef<HTMLElement>();
 const renoteButton = shallowRef<HTMLElement>();
 const renoteTime = shallowRef<HTMLElement>();
 const reactButton = shallowRef<HTMLElement>();
+const heartReactButton = shallowRef<HTMLElement>();
 const clipButton = shallowRef<HTMLElement>();
 const appearNote = computed(() => getAppearNote(note.value));
 const galleryEl = shallowRef<InstanceType<typeof MkMediaList>>();
@@ -488,6 +492,36 @@ function react(): void {
 	}
 }
 
+function heartReact(): void {
+	pleaseLogin(undefined, pleaseLoginContext.value);
+	showMovedDialog();
+
+	sound.playMisskeySfx('reaction');
+
+	const selectreact = defaultStore.state.selectReaction;
+
+	if (props.mock) {
+		return;
+	}
+
+	misskeyApi('notes/reactions/create', {
+		noteId: appearNote.value.id,
+		reaction: selectreact,
+	});
+
+	if (appearNote.value.text && appearNote.value.text.length > 100 && (Date.now() - new Date(appearNote.value.createdAt).getTime() < 1000 * 3)) {
+		claimAchievement('reactWithoutRead');
+	}
+
+	const el = heartReactButton.value;
+	if (el) {
+		const rect = el.getBoundingClientRect();
+		const x = rect.left + (el.offsetWidth / 2);
+		const y = rect.top + (el.offsetHeight / 2);
+		os.popup(MkRippleEffect, { x, y }, {}, 'end');
+	}
+}
+
 function undoReact(targetNote: Misskey.entities.Note): void {
 	const oldReaction = targetNote.myReaction;
 	if (!oldReaction) return;
diff --git a/packages/frontend/src/components/MkNoteDetailed.vue b/packages/frontend/src/components/MkNoteDetailed.vue
index 8d9fe78c7394..819e9a53d7f0 100644
--- a/packages/frontend/src/components/MkNoteDetailed.vue
+++ b/packages/frontend/src/components/MkNoteDetailed.vue
@@ -135,11 +135,14 @@ SPDX-License-Identifier: AGPL-3.0-only
 			<button v-else class="_button" :class="$style.noteFooterButton" disabled>
 				<i class="ti ti-ban"></i>
 			</button>
+			<button v-if="appearNote.myReaction == null" ref="heartReactButton" v-tooltip="i18n.ts.like" :class="$style.noteFooterButton" class="_button" @mousedown="heartReact()">
+				<i class="ti ti-heart"></i>
+			</button>
 			<button ref="reactButton" :class="$style.noteFooterButton" class="_button" @click="toggleReact()">
 				<i v-if="appearNote.reactionAcceptance === 'likeOnly' && appearNote.myReaction != null" class="ti ti-heart-filled" style="color: var(--MI_THEME-love);"></i>
 				<i v-else-if="appearNote.myReaction != null" class="ti ti-minus" style="color: var(--MI_THEME-accent);"></i>
 				<i v-else-if="appearNote.reactionAcceptance === 'likeOnly'" class="ti ti-heart"></i>
-				<i v-else class="ti ti-plus"></i>
+				<i v-else class="ti ti-mood-plus"></i>
 				<p v-if="(appearNote.reactionAcceptance === 'likeOnly' || defaultStore.state.showReactionsCount) && appearNote.reactionCount > 0" :class="$style.noteFooterButtonCount">{{ number(appearNote.reactionCount) }}</p>
 			</button>
 			<button v-if="defaultStore.state.showClipButtonInNoteFooter" ref="clipButton" class="_button" :class="$style.noteFooterButton" @mousedown.prevent="clip()">
@@ -284,6 +287,7 @@ const menuButton = shallowRef<HTMLElement>();
 const renoteButton = shallowRef<HTMLElement>();
 const renoteTime = shallowRef<HTMLElement>();
 const reactButton = shallowRef<HTMLElement>();
+const heartReactButton = shallowRef<HTMLElement>();
 const clipButton = shallowRef<HTMLElement>();
 const appearNote = computed(() => getAppearNote(note.value));
 const galleryEl = shallowRef<InstanceType<typeof MkMediaList>>();
@@ -460,6 +464,32 @@ function react(): void {
 	}
 }
 
+function heartReact(): void {
+	pleaseLogin(undefined, pleaseLoginContext.value);
+	showMovedDialog();
+
+	sound.playMisskeySfx('reaction');
+
+	const selectreact = defaultStore.selectReaction.default;
+
+	misskeyApi('notes/reactions/create', {
+		noteId: appearNote.value.id,
+		reaction: selectreact,
+	});
+
+	if (appearNote.value.text && appearNote.value.text.length > 100 && (Date.now() - new Date(appearNote.value.createdAt).getTime() < 1000 * 3)) {
+		claimAchievement('reactWithoutRead');
+	}
+
+	const el = heartReactButton.value;
+	if (el) {
+		const rect = el.getBoundingClientRect();
+		const x = rect.left + (el.offsetWidth / 2);
+		const y = rect.top + (el.offsetHeight / 2);
+		os.popup(MkRippleEffect, { x, y }, {}, 'end');
+	}
+}
+
 function undoReact(targetNote: Misskey.entities.Note): void {
 	const oldReaction = targetNote.myReaction;
 	if (!oldReaction) return;
diff --git a/packages/frontend/src/pages/settings/general.vue b/packages/frontend/src/pages/settings/general.vue
index 8ad8bb10ee43..0f1f8564bf98 100644
--- a/packages/frontend/src/pages/settings/general.vue
+++ b/packages/frontend/src/pages/settings/general.vue
@@ -38,7 +38,6 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</MkFolder>
 		</div>
 	</FormSection>
-
 	<FormSection>
 		<template #label>{{ i18n.ts.displayOfNote }}</template>
 
@@ -100,6 +99,18 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</MkRadios>
 
 			<MkSwitch v-model="disableNoteNyaize">{{ i18n.ts.disableNoteNyaize }}<span class="_beta">{{ i18n.ts.originalFeature }}</span></MkSwitch>
+
+			<FromSlot v-model="selectReaction">
+				<template #label>{{ i18n.ts.selectReaction }}<span class="_beta">{{ i18n.ts.originalFeature }}</span></template>
+				<MkCustomEmoji v-if="selectReaction && selectReaction.startsWith(':')" style="max-height: 3em; font-size: 1.1em;" :useOriginalSize="false" :name="selectReaction" :normal="true" :noStyle="true"/>
+				<MkEmoji v-else-if="selectReaction && !selectReaction.startsWith(':')" :emoji="selectReaction" style="max-height: 3em; font-size: 1.1em;" :normal="true" :noStyle="true"/>
+				<span v-else-if="!selectReaction">{{ i18n.ts.notSet }}</span>
+				<div class="_buttons" style="padding-top: 8px;">
+					<MkButton rounded :small="true" inline @click="chooseNewReaction"><i class="ph-smiley ph-bold ph-lg"></i> Change</MkButton>
+					<MkButton rounded :small="true" inline @click="resetReaction"><i class="ph-arrow-clockwise ph-bold ph-lg"></i> Reset</MkButton>
+				</div>
+			</FromSlot>
+
 		</div>
 	</FormSection>
 
@@ -322,6 +333,9 @@ import FormSection from '@/components/form/section.vue';
 import FormLink from '@/components/form/link.vue';
 import MkLink from '@/components/MkLink.vue';
 import MkInfo from '@/components/MkInfo.vue';
+import FromSlot from '@/components/form/slot.vue';
+import MkCustomEmoji from '@/components/global/MkCustomEmoji.vue';
+import MkEmoji from '@/components/global/MkEmoji.vue';
 import { defaultStore } from '@/store.js';
 import * as os from '@/os.js';
 import { misskeyApi } from '@/scripts/misskey-api.js';
@@ -396,6 +410,7 @@ const reactionChecksMuting = computed(defaultStore.makeGetterSetter('reactionChe
 const hideLocalTimeLine = computed(defaultStore.makeGetterSetter('hideLocalTimeLine'));
 const hideGlobalTimeLine = computed(defaultStore.makeGetterSetter('hideGlobalTimeLine'));
 const hideSocialTimeLine = computed(defaultStore.makeGetterSetter('hideSocialTimeLine'));
+const selectReaction = computed(defaultStore.makeGetterSetter('selectReaction'));
 
 watch(lang, () => {
 	miLocalStorage.setItem('lang', lang.value as string);
@@ -444,10 +459,30 @@ watch([
 	hiddenPinnedNotes,
 	hiddenActivity,
 	hiddenFiles,
+	selectReaction,
 ], async () => {
 	await reloadAsk({ reason: i18n.ts.reloadToApplySetting, unison: true });
 });
 
+function chooseNewReaction(ev: MouseEvent) {
+	os.pickEmoji(getHTMLElement(ev), {
+		showPinned: false,
+	}).then(async (emoji) => {
+		selectReaction.value = emoji as string; // 選択された絵文字を格納
+		await reloadAsk(); // 必要ならリロードや更新処理
+	});
+}
+
+function resetReaction() {
+	selectReaction.value = ''; // `selectReaction` をリセット
+	reloadAsk(); // 必要ならリロードや更新処理
+}
+
+function getHTMLElement(ev: MouseEvent): HTMLElement {
+	const target = ev.currentTarget ?? ev.target;
+	return target as HTMLElement; // イベント発生元の HTML 要素を取得
+}
+
 const emojiIndexLangs = ['en-US', 'ja-JP', 'ja-JP_hira'] as const;
 
 function getEmojiIndexLangName(targetLang: typeof emojiIndexLangs[number]) {
@@ -579,3 +614,10 @@ definePageMetadata(() => ({
 	icon: 'ti ti-adjustments',
 }));
 </script>
+
+<!-- <style lang="scss" module>
+.emojisAdd {
+  display: inline-block;
+  padding: 8px;
+}
+</style> -->
diff --git a/packages/frontend/src/pages/settings/preferences-backups.vue b/packages/frontend/src/pages/settings/preferences-backups.vue
index b1a75f50bfa4..7891e56151dd 100644
--- a/packages/frontend/src/pages/settings/preferences-backups.vue
+++ b/packages/frontend/src/pages/settings/preferences-backups.vue
@@ -125,6 +125,7 @@ const defaultStoreSaveKeys: (keyof typeof defaultStore['state'])[] = [
 	'hiddenActivity',
 	'hiddenFiles',
 	'disableNoteNyaize',
+	'selectReaction',
 ];
 const coldDeviceStorageSaveKeys: (keyof typeof ColdDeviceStorage.default)[] = [
 	'lightTheme',
diff --git a/packages/frontend/src/pages/user/home.vue b/packages/frontend/src/pages/user/home.vue
index 03c82fe61a37..ebf3a732a37b 100644
--- a/packages/frontend/src/pages/user/home.vue
+++ b/packages/frontend/src/pages/user/home.vue
@@ -192,7 +192,6 @@ import { isFollowingVisibleForMe, isFollowersVisibleForMe } from '@/scripts/isFf
 import { useRouter } from '@/router/supplier.js';
 import { getStaticImageUrl } from '@/scripts/media-proxy.js';
 import MkSparkle from '@/components/MkSparkle.vue';
-import { defaultStore } from '@/store';
 
 function calcAge(birthdate: string): number {
 	const date = new Date(birthdate);
diff --git a/packages/frontend/src/store.ts b/packages/frontend/src/store.ts
index d86b2694ff1c..153fbf5550be 100644
--- a/packages/frontend/src/store.ts
+++ b/packages/frontend/src/store.ts
@@ -418,6 +418,10 @@ export const defaultStore = markRaw(new Storage('base', {
 		where: 'device',
 		default: 'medium' as 'small' | 'medium' | 'large',
 	},
+	selectReaction: {
+		where: 'device',
+		default: '🤍' as string,
+	},
 	hideReactionCount: {
 		where: 'account',
 		default: 'none' as 'none' | 'self' | 'others' | 'all',
diff --git a/packages/misskey-js/src/autogen/types.ts b/packages/misskey-js/src/autogen/types.ts
index d11cebbb9399..de39eb8360e9 100644
--- a/packages/misskey-js/src/autogen/types.ts
+++ b/packages/misskey-js/src/autogen/types.ts
@@ -5130,7 +5130,7 @@ export type operations = {
             prohibitedWords: string[];
             prohibitedWordsForNameOfUser: string[];
             bannedEmailDomains?: string[];
-						emailWhitelist?: boolean;
+            emailWhitelist: string | null;
             preservedUsernames: string[];
             hcaptchaSecretKey: string | null;
             mcaptchaSecretKey: string | null;
@@ -9570,7 +9570,7 @@ export type operations = {
           enableIdenticonGeneration?: boolean;
           serverRules?: string[];
           bannedEmailDomains?: string[];
-					emailWhitelist?: boolean;
+          emailWhitelist?: boolean;
           preservedUsernames?: string[];
           manifestJsonOverride?: string;
           enableFanoutTimeline?: boolean;
@@ -18781,8 +18781,8 @@ export type operations = {
           untilId?: string;
           /** @default true */
           markAsRead?: boolean;
-          includeTypes?: ('note' | 'follow' | 'mention' | 'reply' | 'renote' | 'quote' | 'reaction' | 'pollEnded' | 'receiveFollowRequest' | 'followRequestAccepted' | 'followRequestRejected' | 'roleAssigned' | 'achievementEarned' | 'exportCompleted' | 'login' | 'app' | 'test' | 'reaction:grouped' | 'renote:grouped' | 'note:grouped' | 'pollVote' | 'groupInvited')[];
-          excludeTypes?: ('note' | 'follow' | 'mention' | 'reply' | 'renote' | 'quote' | 'reaction' | 'pollEnded' | 'receiveFollowRequest' | 'followRequestAccepted' | 'followRequestRejected' | 'roleAssigned' | 'achievementEarned' | 'exportCompleted' | 'login' | 'app' | 'test' | 'reaction:grouped' | 'renote:grouped' | 'note:grouped' | 'pollVote' | 'groupInvited')[];
+          includeTypes?: ('note' | 'follow' | 'mention' | 'reply' | 'renote' | 'quote' | 'reaction' | 'pollEnded' | 'receiveFollowRequest' | 'followRequestAccepted' | 'roleAssigned' | 'achievementEarned' | 'exportCompleted' | 'login' | 'app' | 'test' | 'reaction:grouped' | 'renote:grouped' | 'note:grouped' | 'pollVote' | 'groupInvited')[];
+          excludeTypes?: ('note' | 'follow' | 'mention' | 'reply' | 'renote' | 'quote' | 'reaction' | 'pollEnded' | 'receiveFollowRequest' | 'followRequestAccepted' | 'roleAssigned' | 'achievementEarned' | 'exportCompleted' | 'login' | 'app' | 'test' | 'reaction:grouped' | 'renote:grouped' | 'note:grouped' | 'pollVote' | 'groupInvited')[];
         };
       };
     };