diff --git a/locales/index.d.ts b/locales/index.d.ts
index 2494c1709b..46514ed200 100644
--- a/locales/index.d.ts
+++ b/locales/index.d.ts
@@ -534,6 +534,7 @@ export interface Locale {
     "deleteAll": string;
     "showFixedPostForm": string;
     "showFixedPostFormInChannel": string;
+    "withRepliesByDefaultForNewlyFollowed": string;
     "newNoteRecived": string;
     "sounds": string;
     "sound": string;
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 9adc4381a7..9a2b911acc 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -531,6 +531,7 @@ serverLogs: "サーバーログ"
 deleteAll: "全て削除"
 showFixedPostForm: "タイムライン上部に投稿フォームを表示する"
 showFixedPostFormInChannel: "タイムライン上部に投稿フォームを表示する(チャンネル)"
+withRepliesByDefaultForNewlyFollowed: "あらたににフォローした人のリプライをTLに追加するようにする"
 newNoteRecived: "新しいノートがあります"
 sounds: "サウンド"
 sound: "サウンド"
diff --git a/packages/frontend/src/pages/settings/general.vue b/packages/frontend/src/pages/settings/general.vue
index 55de53fb07..9c3dfc2ed9 100644
--- a/packages/frontend/src/pages/settings/general.vue
+++ b/packages/frontend/src/pages/settings/general.vue
@@ -29,6 +29,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<div class="_gaps_s">
 			<MkSwitch v-model="showFixedPostForm">{{ i18n.ts.showFixedPostForm }}</MkSwitch>
 			<MkSwitch v-model="showFixedPostFormInChannel">{{ i18n.ts.showFixedPostFormInChannel }}</MkSwitch>
+			<MkSwitch v-model="defaultWithReplies">{{ i18n.ts.withRepliesByDefaultForNewlyFollowed }}</MkSwitch>
 			<MkFolder>
 				<template #label>{{ i18n.ts.pinnedList }}</template>
 				<!-- 複数ピン止め管理できるようにしたいけどめんどいので一旦ひとつのみ -->
@@ -202,6 +203,7 @@ import { definePageMetadata } from '@/scripts/page-metadata.js';
 import { miLocalStorage } from '@/local-storage.js';
 import { globalEvents } from '@/events';
 import { claimAchievement } from '@/scripts/achievements.js';
+import {$i} from "@/account.js";
 
 const lang = ref(miLocalStorage.getItem('lang'));
 const fontSize = ref(miLocalStorage.getItem('fontSize'));
@@ -249,6 +251,7 @@ const mediaListWithOneImageAppearance = computed(defaultStore.makeGetterSetter('
 const notificationPosition = computed(defaultStore.makeGetterSetter('notificationPosition'));
 const notificationStackAxis = computed(defaultStore.makeGetterSetter('notificationStackAxis'));
 const keepScreenOn = computed(defaultStore.makeGetterSetter('keepScreenOn'));
+const defaultWithReplies = ref($i!.defaultWithReplies); // TODO
 
 watch(lang, () => {
 	miLocalStorage.setItem('lang', lang.value as string);
@@ -289,6 +292,12 @@ watch([
 	await reloadAsk();
 });
 
+watch([defaultWithReplies], async () => {
+	os.api('i/update', {
+		defaultWithReplies: defaultWithReplies.value,
+	});
+});
+
 const emojiIndexLangs = ['en-US'];
 
 function downloadEmojiIndex(lang: string) {