diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 3c3ebe6f39..53c7e03320 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -349,6 +349,7 @@ post: "投稿"
 posted: "投稿しました"
 autoReloadWhenDisconnected: "サーバー切断時に自動リロード"
 autoNoteWatch: "ノートの自動ウォッチ"
+autoNoteWatchDescription: "あなたがリアクションしたり返信したりした他のユーザーのノートに関する通知を受け取るようにします。"
 reduceUiAnimation: "UIのアニメーションを減らす"
 share: "共有"
 notFound: "見つかりません"
@@ -475,6 +476,7 @@ _visibility:
   followersDescription: "自分のフォロワーのみに公開"
   specified: "ダイレクト"
   specifiedDescription: "指定したユーザーのみに公開"
+  localOnly: "ローカルのみ"
 
 _postForm:
   replyPlaceholder: "このノートに返信..."
diff --git a/src/client/components/post-form.vue b/src/client/components/post-form.vue
index 3586223f7e..166b3c7c5f 100644
--- a/src/client/components/post-form.vue
+++ b/src/client/components/post-form.vue
@@ -217,7 +217,7 @@ export default Vue.extend({
 		// デフォルト公開範囲
 		this.applyVisibility(this.$store.state.settings.rememberNoteVisibility ? this.$store.state.device.visibility : this.$store.state.settings.defaultNoteVisibility);
 
-		this.localOnly = this.$store.state.settings.rememberNoteVisibility ? this.$store.state.device.localOnly : false;
+		this.localOnly = this.$store.state.settings.rememberNoteVisibility ? this.$store.state.device.localOnly : this.$store.state.settings.defaultNoteLocalOnly;
 
 		// 公開以外へのリプライ時は元の公開範囲を引き継ぐ
 		if (this.reply && ['home', 'followers', 'specified'].includes(this.reply.visibility)) {
@@ -398,8 +398,7 @@ export default Vue.extend({
 		},
 
 		applyVisibility(v: string) {
-			if (!['public', 'home', 'followers', 'specified'].includes(v)) v = 'public'; // v11互換性のため
-			this.visibility = v;
+			this.visibility = ['public', 'home', 'followers', 'specified'].includes(v) ? v : 'public'; // v11互換性のため
 		},
 
 		addVisibleUser() {
diff --git a/src/client/pages/settings/general.vue b/src/client/pages/settings/general.vue
index 85a4ac2cfe..061838b44d 100644
--- a/src/client/pages/settings/general.vue
+++ b/src/client/pages/settings/general.vue
@@ -14,7 +14,7 @@
 			{{ $t('autoReloadWhenDisconnected') }}
 		</mk-switch>
 		<mk-switch v-model="$store.state.i.autoWatch" @change="onChangeAutoWatch">
-			{{ $t('autoNoteWatch') }}<template #desc>{{ $t('auto-watch-desc') }}</template>
+			{{ $t('autoNoteWatch') }}<template #desc>{{ $t('autoNoteWatchDescription') }}</template>
 		</mk-switch>
 	</div>
 	<div class="_content">
diff --git a/src/client/pages/settings/privacy.vue b/src/client/pages/settings/privacy.vue
index d9c4f6ad3d..7ac9062d88 100644
--- a/src/client/pages/settings/privacy.vue
+++ b/src/client/pages/settings/privacy.vue
@@ -10,9 +10,11 @@
 		<mk-select v-model="defaultNoteVisibility" style="margin-bottom: 8px;" v-if="!rememberNoteVisibility">
 			<template #label>{{ $t('defaultNoteVisibility') }}</template>
 			<option value="public">{{ $t('_visibility.public') }}</option>
+			<option value="home">{{ $t('_visibility.home') }}</option>
 			<option value="followers">{{ $t('_visibility.followers') }}</option>
 			<option value="specified">{{ $t('_visibility.specified') }}</option>
 		</mk-select>
+		<mk-switch v-model="defaultNoteLocalOnly" v-if="!rememberNoteVisibility">{{ $t('_visibility.localOnly') }}</mk-switch>
 	</div>
 </section>
 </template>
@@ -46,6 +48,11 @@ export default Vue.extend({
 			set(value) { this.$store.dispatch('settings/set', { key: 'defaultNoteVisibility', value }); }
 		},
 
+		defaultNoteLocalOnly: {
+			get() { return this.$store.state.settings.defaultNoteLocalOnly; },
+			set(value) { this.$store.dispatch('settings/set', { key: 'defaultNoteLocalOnly', value }); }
+		},
+
 		rememberNoteVisibility: {
 			get() { return this.$store.state.settings.rememberNoteVisibility; },
 			set(value) { this.$store.dispatch('settings/set', { key: 'rememberNoteVisibility', value }); }
diff --git a/src/client/store.ts b/src/client/store.ts
index 71e19f4da8..04598525b7 100644
--- a/src/client/store.ts
+++ b/src/client/store.ts
@@ -9,6 +9,7 @@ const defaultSettings = {
 	showFullAcct: false,
 	rememberNoteVisibility: false,
 	defaultNoteVisibility: 'public',
+	defaultNoteLocalOnly: false,
 	uploadFolder: null,
 	pastedFileName: 'yyyy-MM-dd HH-mm-ss [{{number}}]',
 	wallpaper: null,