diff --git a/CHANGELOG.md b/CHANGELOG.md
index 611d5d986..1a911f63b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -88,6 +88,7 @@ You should also include the user name that made the change.
 - Client: show bot warning on screen when logged in as bot account @syuilo
 - Client: improve overall performance of client @syuilo
 - Client: ui tweaks @syuilo
+- Client: clicker game @syuilo
 
 ### Bugfixes
 - Server: 引用内の文章がnyaizeされてしまう問題を修正 @kabo2468
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 3445e5835..e42f9babe 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -1361,6 +1361,7 @@ _widgets:
   userList: "ユーザーリスト"
   _userList:
     chooseList: "リストを選択"
+  clicker: "クリッカー"
 
 _cw:
   hide: "隠す"
diff --git a/packages/frontend/assets/cookie.png b/packages/frontend/assets/cookie.png
new file mode 100644
index 000000000..4a7f04061
Binary files /dev/null and b/packages/frontend/assets/cookie.png differ
diff --git a/packages/frontend/src/components/MkClickerGame.vue b/packages/frontend/src/components/MkClickerGame.vue
new file mode 100644
index 000000000..6ae202cb6
--- /dev/null
+++ b/packages/frontend/src/components/MkClickerGame.vue
@@ -0,0 +1,70 @@
+<template>
+<div>
+	<div v-if="game.ready" :class="$style.game">
+		<div :class="$style.count" class=""><i class="ti ti-cookie" style="font-size: 70%;"></i> {{ number(cookies) }}</div>
+		<button v-click-anime class="_button" :class="$style.button" @click="onClick">
+			<img src="/client-assets/cookie.png" :class="$style.img">
+		</button>
+	</div>
+	<div v-else>
+		<MkLoading/>
+	</div>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { computed, defineAsyncComponent, onMounted, onUnmounted } from 'vue';
+import MkPlusOneEffect from '@/components/MkPlusOneEffect.vue';
+import * as os from '@/os';
+import { useInterval } from '@/scripts/use-interval';
+import * as game from '@/scripts/clicker-game';
+import number from '@/filters/number';
+
+defineProps<{
+}>();
+
+const saveData = game.saveData;
+const cookies = computed(() => saveData.value?.cookies);
+
+function onClick(ev: MouseEvent) {
+	saveData.value!.cookies++;
+	saveData.value!.clicked++;
+
+	const x = ev.clientX;
+	const y = ev.clientY;
+	os.popup(MkPlusOneEffect, { x, y }, {}, 'end');
+}
+
+useInterval(game.save, 1000 * 5, {
+	immediate: false,
+	afterMounted: true,
+});
+
+onMounted(async () => {
+	await game.load();
+});
+
+onUnmounted(() => {
+	game.save();
+});
+</script>
+
+<style lang="scss" module>
+.game {
+	padding: 16px;
+	text-align: center;
+}
+
+.count {
+	font-size: 1.3em;
+	margin-bottom: 6px;
+}
+
+.button {
+
+}
+
+.img {
+	max-width: 90px;
+}
+</style>
diff --git a/packages/frontend/src/components/MkPlusOneEffect.vue b/packages/frontend/src/components/MkPlusOneEffect.vue
new file mode 100644
index 000000000..6a09669a6
--- /dev/null
+++ b/packages/frontend/src/components/MkPlusOneEffect.vue
@@ -0,0 +1,69 @@
+<template>
+<div :class="$style.root" :style="{ zIndex, top: `${y - 64}px`, left: `${x - 64}px` }">
+	<span class="text" :class="{ up }">+1</span>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { onMounted } from 'vue';
+import * as os from '@/os';
+
+const props = withDefaults(defineProps<{
+	x: number;
+	y: number;
+}>(), {
+});
+
+const emit = defineEmits<{
+	(ev: 'end'): void;
+}>();
+
+let up = $ref(false);
+const zIndex = os.claimZIndex('middle');
+const angle = (45 - (Math.random() * 90)) + 'deg';
+
+onMounted(() => {
+	window.setTimeout(() => {
+		up = true;
+	}, 10);
+
+	window.setTimeout(() => {
+		emit('end');
+	}, 1100);
+});
+</script>
+
+<style lang="scss" module>
+.root {
+	pointer-events: none;
+	position: fixed;
+	width: 128px;
+	height: 128px;
+
+	&:global {
+		> .text {
+			display: block;
+			height: 1em;
+			text-align: center;
+			position: absolute;
+			top: 0;
+			left: 0;
+			right: 0;
+			bottom: 0;
+			margin: auto;
+			color: #fff;
+			text-shadow: 0 0 6px #000;
+			font-size: 18px;
+			font-weight: bold;
+			transform: translateY(0px);
+			transition: transform 1s cubic-bezier(0,.5,0,1), opacity 1s cubic-bezier(.5,0,1,.5);
+			will-change: opacity, transform;
+
+			&.up {
+				opacity: 0;
+				transform: translateY(-50px) rotateZ(v-bind(angle));
+			}
+		}
+	}
+}
+</style>
diff --git a/packages/frontend/src/directives/click-anime.ts b/packages/frontend/src/directives/click-anime.ts
index 83ec08543..3d070177b 100644
--- a/packages/frontend/src/directives/click-anime.ts
+++ b/packages/frontend/src/directives/click-anime.ts
@@ -12,6 +12,9 @@ export default {
 		target.classList.add('_anime_bounce_standBy');
 
 		el.addEventListener('mousedown', () => {
+			target.classList.remove('_anime_bounce_ready');
+			target.classList.remove('_anime_bounce');
+
 			target.classList.add('_anime_bounce_standBy');
 			target.classList.add('_anime_bounce_ready');
 
diff --git a/packages/frontend/src/pages/clicker.vue b/packages/frontend/src/pages/clicker.vue
new file mode 100644
index 000000000..082a303e6
--- /dev/null
+++ b/packages/frontend/src/pages/clicker.vue
@@ -0,0 +1,24 @@
+<template>
+<MkStickyContainer>
+	<template #header><MkPageHeader/></template>
+	<MkSpacer :content-max="800">
+		<MkClickerGame/>
+	</MkSpacer>
+</MkStickyContainer>
+</template>
+
+<script lang="ts" setup>
+import { ref } from 'vue';
+import MkClickerGame from '@/components/MkClickerGame.vue';
+import { i18n } from '@/i18n';
+import { definePageMetadata } from '@/scripts/page-metadata';
+
+definePageMetadata({
+	title: '🍪👈',
+	icon: 'ti ti-cookie',
+});
+</script>
+
+<style lang="scss" module>
+
+</style>
diff --git a/packages/frontend/src/router.ts b/packages/frontend/src/router.ts
index 63c753de2..bfa4a3cea 100644
--- a/packages/frontend/src/router.ts
+++ b/packages/frontend/src/router.ts
@@ -460,6 +460,10 @@ export const routes = [{
 	path: '/timeline/antenna/:antennaId',
 	component: page(() => import('./pages/antenna-timeline.vue')),
 	loginRequired: true,
+}, {
+	path: '/clicker',
+	component: page(() => import('./pages/clicker.vue')),
+	loginRequired: true,
 }, {
 	name: 'index',
 	path: '/',
diff --git a/packages/frontend/src/scripts/clicker-game.ts b/packages/frontend/src/scripts/clicker-game.ts
new file mode 100644
index 000000000..77206cc8e
--- /dev/null
+++ b/packages/frontend/src/scripts/clicker-game.ts
@@ -0,0 +1,46 @@
+import { ref, computed } from 'vue';
+import * as os from '@/os';
+
+type SaveData = {
+	gameVersion: number;
+	cookies: number;
+	clicked: number;
+};
+
+export const saveData = ref<SaveData>();
+export const ready = computed(() => saveData.value != null);
+
+let prev = '';
+
+export async function load() {
+	try {
+		saveData.value = await os.api('i/registry/get', {
+			scope: ['clickerGame'],
+			key: 'saveData',
+		});
+	} catch (err) {
+		if (err.code === 'NO_SUCH_KEY') {
+			saveData.value = {
+				gameVersion: 1,
+				cookies: 0,
+				clicked: 0,
+			};
+			save();
+			return;
+		}
+		throw err;
+	}
+}
+
+export async function save() {
+	const current = JSON.stringify(saveData.value);
+	if (current === prev) return;
+
+	await os.api('i/registry/set', {
+		scope: ['clickerGame'],
+		key: 'saveData',
+		value: saveData.value,
+	});
+
+	prev = current;
+}
diff --git a/packages/frontend/src/ui/_common_/common.ts b/packages/frontend/src/ui/_common_/common.ts
index dfdf324bc..c3b22cd9e 100644
--- a/packages/frontend/src/ui/_common_/common.ts
+++ b/packages/frontend/src/ui/_common_/common.ts
@@ -41,6 +41,11 @@ export function openInstanceMenu(ev: MouseEvent) {
 			to: '/api-console',
 			text: 'API Console',
 			icon: 'ti ti-terminal-2',
+		}, {
+			type: 'link',
+			to: '/clicker',
+			text: '🍪👈',
+			icon: 'ti ti-cookie',
 		}],
 	}, null, {
 		type: 'parent',
diff --git a/packages/frontend/src/widgets/clicker.vue b/packages/frontend/src/widgets/clicker.vue
new file mode 100644
index 000000000..77d1777e9
--- /dev/null
+++ b/packages/frontend/src/widgets/clicker.vue
@@ -0,0 +1,44 @@
+<template>
+<MkContainer :show-header="widgetProps.showHeader" class="mkw-clicker">
+	<template #header><i class="ti ti-cookie"></i>Clicker</template>
+	<MkClickerGame/>
+</MkContainer>
+</template>
+
+<script lang="ts" setup>
+import { onMounted, onUnmounted, Ref, ref, watch } from 'vue';
+import { useWidgetPropsManager, Widget, WidgetComponentEmits, WidgetComponentExpose, WidgetComponentProps } from './widget';
+import { GetFormResultType } from '@/scripts/form';
+import { $i } from '@/account';
+import MkContainer from '@/components/MkContainer.vue';
+import MkClickerGame from '@/components/MkClickerGame.vue';
+
+const name = 'clicker';
+
+const widgetPropsDef = {
+	showHeader: {
+		type: 'boolean' as const,
+		default: true,
+	},
+};
+
+type WidgetProps = GetFormResultType<typeof widgetPropsDef>;
+
+// 現時点ではvueの制限によりimportしたtypeをジェネリックに渡せない
+//const props = defineProps<WidgetComponentProps<WidgetProps>>();
+//const emit = defineEmits<WidgetComponentEmits<WidgetProps>>();
+const props = defineProps<{ widget?: Widget<WidgetProps>; }>();
+const emit = defineEmits<{ (ev: 'updateProps', props: WidgetProps); }>();
+
+const { widgetProps, configure } = useWidgetPropsManager(name,
+	widgetPropsDef,
+	props,
+	emit,
+);
+
+defineExpose<WidgetComponentExpose>({
+	name,
+	configure,
+	id: props.widget ? props.widget.id : null,
+});
+</script>
diff --git a/packages/frontend/src/widgets/index.ts b/packages/frontend/src/widgets/index.ts
index 3966649da..eba4abd2f 100644
--- a/packages/frontend/src/widgets/index.ts
+++ b/packages/frontend/src/widgets/index.ts
@@ -25,6 +25,7 @@ export default function(app: App) {
 	app.component('MkwAiscriptApp', defineAsyncComponent(() => import('./aiscript-app.vue')));
 	app.component('MkwAichan', defineAsyncComponent(() => import('./aichan.vue')));
 	app.component('MkwUserList', defineAsyncComponent(() => import('./user-list.vue')));
+	app.component('MkwClicker', defineAsyncComponent(() => import('./clicker.vue')));
 }
 
 export const widgets = [
@@ -52,4 +53,5 @@ export const widgets = [
 	'aiscriptApp',
 	'aichan',
 	'userList',
+	'clicker',
 ];