diff --git a/src/client/components/notes.vue b/src/client/components/notes.vue
index ebb87622a..332f00e5d 100644
--- a/src/client/components/notes.vue
+++ b/src/client/components/notes.vue
@@ -8,7 +8,7 @@
 	<MkError v-if="error" @retry="init()"/>
 
 	<div v-show="more && reversed" style="margin-bottom: var(--margin);">
-		<MkButton class="_buttonPrimary" style="margin: 0 auto;" @click="fetchMoreFeature" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }">
+		<MkButton style="margin: 0 auto;" @click="fetchMoreFeature" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }">
 			<template v-if="!moreFetching">{{ $ts.loadMore }}</template>
 			<template v-if="moreFetching"><MkLoading inline/></template>
 		</MkButton>
@@ -19,7 +19,7 @@
 	</XList>
 
 	<div v-show="more && !reversed" style="margin-top: var(--margin);">
-		<MkButton class="_buttonPrimary" style="margin: 0 auto;" v-appear="$store.state.enableInfiniteScroll ? fetchMore : null" @click="fetchMore" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }">
+		<MkButton style="margin: 0 auto;" v-appear="$store.state.enableInfiniteScroll ? fetchMore : null" @click="fetchMore" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }">
 			<template v-if="!moreFetching">{{ $ts.loadMore }}</template>
 			<template v-if="moreFetching"><MkLoading inline/></template>
 		</MkButton>
diff --git a/src/client/init.ts b/src/client/init.ts
index c60b25359..ce1284977 100644
--- a/src/client/init.ts
+++ b/src/client/init.ts
@@ -63,6 +63,9 @@ import { reloadChannel } from '@/scripts/unison-reload';
 
 console.info(`Misskey v${version}`);
 
+// boot.jsのやつを解除
+window.onerror = null;
+
 if (_DEV_) {
 	console.warn('Development mode!!!');
 
diff --git a/src/client/ui/chat/header-clock.vue b/src/client/ui/chat/header-clock.vue
index 65573d460..3488289c2 100644
--- a/src/client/ui/chat/header-clock.vue
+++ b/src/client/ui/chat/header-clock.vue
@@ -1,12 +1,15 @@
 <template>
-<div class="_monospace">
-	<span>
+<div class="acemodlh _monospace">
+	<div>
+		<span v-text="y"></span>/<span v-text="m"></span>/<span v-text="d"></span>
+	</div>
+	<div>
 		<span v-text="hh"></span>
 		<span :style="{ visibility: showColon ? 'visible' : 'hidden' }">:</span>
 		<span v-text="mm"></span>
 		<span :style="{ visibility: showColon ? 'visible' : 'hidden' }">:</span>
 		<span v-text="ss"></span>
-	</span>
+	</div>
 </div>
 </template>
 
@@ -18,6 +21,9 @@ export default defineComponent({
 	data() {
 		return {
 			clock: null,
+			y: null,
+			m: null,
+			d: null,
 			hh: null,
 			mm: null,
 			ss: null,
@@ -34,6 +40,9 @@ export default defineComponent({
 	methods: {
 		tick() {
 			const now = new Date();
+			this.y = now.getFullYear().toString();
+			this.m = (now.getMonth() + 1).toString().padStart(2, '0');
+			this.d = now.getDate().toString().padStart(2, '0');
 			this.hh = now.getHours().toString().padStart(2, '0');
 			this.mm = now.getMinutes().toString().padStart(2, '0');
 			this.ss = now.getSeconds().toString().padStart(2, '0');
@@ -42,3 +51,12 @@ export default defineComponent({
 	}
 });
 </script>
+
+<style lang="scss" scoped>
+.acemodlh {
+	opacity: 0.7;
+	font-size: 0.85em;
+	line-height: 1em;
+	text-align: center;
+}
+</style>
diff --git a/src/client/ui/chat/note.vue b/src/client/ui/chat/note.vue
index 315f5c91e..9312b99d2 100644
--- a/src/client/ui/chat/note.vue
+++ b/src/client/ui/chat/note.vue
@@ -1091,6 +1091,7 @@ export default defineComponent({
 
 					> .poll {
 						font-size: 80%;
+						max-width: 500px;
 					}
 
 					> .renote {
diff --git a/src/client/ui/chat/notes.vue b/src/client/ui/chat/notes.vue
index fb9f8fe26..3a169cc20 100644
--- a/src/client/ui/chat/notes.vue
+++ b/src/client/ui/chat/notes.vue
@@ -8,7 +8,7 @@
 	<MkError v-if="error" @retry="init()"/>
 
 	<div v-show="more && reversed" style="margin-bottom: var(--margin);">
-		<MkButton class="_buttonPrimary" style="margin: 0 auto;" @click="fetchMore" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }">
+		<MkButton style="margin: 0 auto;" @click="fetchMore" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }">
 			<template v-if="!moreFetching">{{ $ts.loadMore }}</template>
 			<template v-if="moreFetching"><MkLoading inline/></template>
 		</MkButton>
@@ -19,7 +19,7 @@
 	</XList>
 
 	<div v-show="more && !reversed" style="margin-top: var(--margin);">
-		<MkButton class="_buttonPrimary" style="margin: 0 auto;" v-appear="$store.state.enableInfiniteScroll ? fetchMore : null" @click="fetchMore" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }">
+		<MkButton style="margin: 0 auto;" v-appear="$store.state.enableInfiniteScroll ? fetchMore : null" @click="fetchMore" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }">
 			<template v-if="!moreFetching">{{ $ts.loadMore }}</template>
 			<template v-if="moreFetching"><MkLoading inline/></template>
 		</MkButton>
diff --git a/src/server/web/boot.js b/src/server/web/boot.js
index 2bd306ea9..993b770ab 100644
--- a/src/server/web/boot.js
+++ b/src/server/web/boot.js
@@ -11,6 +11,10 @@
 
 'use strict';
 
+window.onerror = (e) => {
+	document.documentElement.innerHTML = '問題が発生しました。';
+};
+
 // ブロックの中に入れないと、定義した変数がブラウザのグローバルスコープに登録されてしまい邪魔なので
 (async () => {
 	const v = localStorage.getItem('v') || VERSION;