diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 13f7e331ad31abba57058d5776a5f7ee0349006d..9e500f6130e6ec9f47bb5e8a36dbbb2326f9f5a9 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -326,6 +326,7 @@ driveCapacityPerRemoteAccount: "リモートユーザーひとりあたりのド
 inMb: "メガバイト単位"
 iconUrl: "アイコン画像のURL (faviconなど)"
 bannerUrl: "バナー画像のURL"
+backgroundImageUrl: "背景画像のURL"
 basicInfo: "基本情報"
 pinnedUsers: "ピン留めユーザー"
 pinnedUsersDescription: "「みつける」ページなどにピン留めしたいユーザーを改行で区切って記述します。"
diff --git a/src/client/components/featured-photos.vue b/src/client/components/featured-photos.vue
index daa2190feb56661f9c3b2cb80cf57cbc6b33d473..c992a5d1fb7fb9712f87af542621ce0e038e7b4c 100644
--- a/src/client/components/featured-photos.vue
+++ b/src/client/components/featured-photos.vue
@@ -1,7 +1,5 @@
 <template>
-<div class="xfbouadm" v-if="meta" :style="{ backgroundImage: `url(${ meta.backgroundImageUrl })` }">
-
-</div>
+<div class="xfbouadm" v-if="meta" :style="{ backgroundImage: `url(${ meta.backgroundImageUrl })` }"></div>
 </template>
 
 <script lang="ts">
diff --git a/src/client/pages/instance/settings.vue b/src/client/pages/instance/settings.vue
index 66f01c42c77e79ef91fc83460066da8a61e55a9d..b68d784897c04336c304253881cdb0a58c2696a5 100644
--- a/src/client/pages/instance/settings.vue
+++ b/src/client/pages/instance/settings.vue
@@ -19,6 +19,11 @@
 			<span>{{ $ts.bannerUrl }}</span>
 		</FormInput>
 
+		<FormInput v-model:value="backgroundImageUrl">
+			<template #prefix><i class="fas fa-link"></i></template>
+			<span>{{ $ts.backgroundImageUrl }}</span>
+		</FormInput>
+
 		<FormInput v-model:value="tosUrl">
 			<template #prefix><i class="fas fa-link"></i></template>
 			<span>{{ $ts.tosUrl }}</span>
@@ -88,6 +93,7 @@ export default defineComponent({
 			maintainerEmail: null,
 			iconUrl: null,
 			bannerUrl: null,
+			backgroundImageUrl: null,
 			maxNoteTextLength: 0,
 			enableLocalTimeline: false,
 			enableGlobalTimeline: false,
@@ -106,6 +112,7 @@ export default defineComponent({
 			this.tosUrl = meta.tosUrl;
 			this.iconUrl = meta.iconUrl;
 			this.bannerUrl = meta.bannerUrl;
+			this.backgroundImageUrl = meta.backgroundImageUrl;
 			this.maintainerName = meta.maintainerName;
 			this.maintainerEmail = meta.maintainerEmail;
 			this.maxNoteTextLength = meta.maxNoteTextLength;
@@ -120,6 +127,7 @@ export default defineComponent({
 				tosUrl: this.tosUrl,
 				iconUrl: this.iconUrl,
 				bannerUrl: this.bannerUrl,
+				backgroundImageUrl: this.backgroundImageUrl,
 				maintainerName: this.maintainerName,
 				maintainerEmail: this.maintainerEmail,
 				maxNoteTextLength: this.maxNoteTextLength,