diff --git a/src/client/app/common/views/pages/404.vue b/src/client/app/common/views/pages/404.vue
index 236e43ec65..5d6db50758 100644
--- a/src/client/app/common/views/pages/404.vue
+++ b/src/client/app/common/views/pages/404.vue
@@ -1,10 +1,10 @@
 <template>
-<figure>
-<img :src="src" alt="">
-<figcaption>
-<h1><span>404</span></h1>
-<p><span>{{ $t('page-not-found') }}</span></p>
-</figcaption>
+<figure class="megtcxgu">
+	<img :src="src" alt="">
+	<figcaption>
+		<h1><span>Not found</span></h1>
+		<p><span>{{ $t('page-not-found') }}</span></p>
+	</figcaption>
 </figure>
 </template>
 
@@ -16,7 +16,7 @@ export default Vue.extend({
 	i18n: i18n('common/views/pages/404.vue'),
 	data() {
 		return {
-			src: '/assets/error.jpg'
+			src: ''
 		}
 	},
 	created() {
@@ -29,7 +29,7 @@ export default Vue.extend({
 </script>
 
 <style lang="stylus" scoped>
-figure
+.megtcxgu
 	align-items center
 	bottom 0
 	display flex
@@ -40,7 +40,10 @@ figure
 	right 0
 	top 0
 
-	figcaption
+	> img
+		width 500px
+
+	> figcaption
 		margin 8px
 
 		h1,
@@ -53,10 +56,10 @@ figure
 				position relative
 				width 100%
 
-@media (max-width: 767px)
-	figure
+	@media (max-width: 767px)
 		flex-flow column
 
-	figcaption
-		text-align center
+		> figcaption
+			text-align center
+
 </style>
diff --git a/src/misc/fetch-meta.ts b/src/misc/fetch-meta.ts
index 509d02ef43..a2eea83c93 100644
--- a/src/misc/fetch-meta.ts
+++ b/src/misc/fetch-meta.ts
@@ -18,7 +18,8 @@ const defaultMeta: any = {
 	enableDiscordIntegration: false,
 	enableExternalUserRecommendation: false,
 	externalUserRecommendationEngine: "https://vinayaka.distsn.org/cgi-bin/vinayaka-user-match-misskey-api.cgi?{{host}}+{{user}}+{{limit}}+{{offset}}",
-	externalUserRecommendationTimeout: 300000
+	externalUserRecommendationTimeout: 300000,
+	errorImageUrl: 'https://ai.misskey.xyz/aiart/yubitun.png'
 };
 
 export default async function(): Promise<IMeta> {
diff --git a/src/server/api/endpoints/admin/update-meta.ts b/src/server/api/endpoints/admin/update-meta.ts
index b191682449..5c156442ef 100644
--- a/src/server/api/endpoints/admin/update-meta.ts
+++ b/src/server/api/endpoints/admin/update-meta.ts
@@ -443,6 +443,10 @@ export default define(meta, (ps) => new Promise(async (res, rej) => {
 		set.smtpPass = ps.smtpPass;
 	}
 
+	if (ps.errorImageUrl !== undefined) {
+		set.errorImageUrl = ps.errorImageUrl;
+	}
+
 	await Meta.update({}, {
 		$set: set
 	}, { upsert: true });
diff --git a/src/server/api/endpoints/meta.ts b/src/server/api/endpoints/meta.ts
index 6ec5dfb884..a9984e1472 100644
--- a/src/server/api/endpoints/meta.ts
+++ b/src/server/api/endpoints/meta.ts
@@ -65,6 +65,7 @@ export default define(meta, (ps, me) => new Promise(async (res, rej) => {
 		recaptchaSiteKey: instance.recaptchaSiteKey,
 		swPublickey: config.sw ? config.sw.public_key : null,
 		bannerUrl: instance.bannerUrl,
+		errorImageUrl: instance.errorImageUrl,
 		maxNoteTextLength: instance.maxNoteTextLength,
 		emojis: emojis,
 		enableEmail: instance.enableEmail,