diff --git a/app/javascript/mastodon/features/compose/containers/warning_container.jsx b/app/javascript/mastodon/features/compose/containers/warning_container.jsx
index 3348e91b1f..6e107091cd 100644
--- a/app/javascript/mastodon/features/compose/containers/warning_container.jsx
+++ b/app/javascript/mastodon/features/compose/containers/warning_container.jsx
@@ -14,9 +14,10 @@ const mapStateToProps = state => ({
   hashtagWarning: ['public', 'public_unlisted', 'login'].indexOf(state.getIn(['compose', 'privacy'])) < 0 && state.getIn(['compose', 'searchability']) !== 'public' && HASHTAG_PATTERN_REGEX.test(state.getIn(['compose', 'text'])),
   directMessageWarning: state.getIn(['compose', 'privacy']) === 'direct',
   searchabilityWarning: state.getIn(['compose', 'searchability']) === 'limited',
+  limitedPostWarning: state.getIn(['compose', 'privacy']) === 'mutual',
 });
 
-const WarningWrapper = ({ needsLockWarning, hashtagWarning, directMessageWarning, searchabilityWarning }) => {
+const WarningWrapper = ({ needsLockWarning, hashtagWarning, directMessageWarning, searchabilityWarning, limitedPostWarning }) => {
   if (needsLockWarning) {
     return <Warning message={<FormattedMessage id='compose_form.lock_disclaimer' defaultMessage='Your account is not {locked}. Anyone can follow you to view your follower-only posts.' values={{ locked: <a href='/settings/profile'><FormattedMessage id='compose_form.lock_disclaimer.lock' defaultMessage='locked' /></a> }} />} />;
   }
@@ -39,6 +40,10 @@ const WarningWrapper = ({ needsLockWarning, hashtagWarning, directMessageWarning
     return <Warning message={<FormattedMessage id='compose_form.searchability_warning' defaultMessage='Self only searchability is not available other mastodon servers. Others can search your post.' />} />;
   }
 
+  if (limitedPostWarning) {
+    return <Warning message={<FormattedMessage id='compose_form.limited_post_warning' defaultMessage='Limited posts are NOT reached Misskey, normal Mastodon or so on.' />} />;
+  }
+
   return null;
 };
 
@@ -47,6 +52,7 @@ WarningWrapper.propTypes = {
   hashtagWarning: PropTypes.bool,
   directMessageWarning: PropTypes.bool,
   searchabilityWarning: PropTypes.bool,
+  limitedPostWarning: PropTypes.bool,
 };
 
 export default connect(mapStateToProps)(WarningWrapper);
diff --git a/app/javascript/mastodon/locales/ja.json b/app/javascript/mastodon/locales/ja.json
index efaacae94d..712d64a050 100644
--- a/app/javascript/mastodon/locales/ja.json
+++ b/app/javascript/mastodon/locales/ja.json
@@ -146,6 +146,7 @@
   "compose_form.direct_message_warning_learn_more": "もっと詳しく",
   "compose_form.encryption_warning": "Mastodonの投稿はエンドツーエンド暗号化に対応していません。安全に送受信されるべき情報をMastodonで共有しないでください。",
   "compose_form.hashtag_warning": "この投稿は公開設定ではないのでハッシュタグの一覧に表示されません。公開投稿だけがハッシュタグで検索できます。",
+  "compose_form.limited_post_warning": "限定投稿は現状、ごく一部のMastodonサーバーにしか届きませんがいずれ改善されるでしょう（2023年8月時点でFedibirdとkmyblueのみです）",
   "compose_form.lock_disclaimer": "あなたのアカウントは{locked}になっていません。誰でもあなたをフォローすることができ、フォロワー限定の投稿を見ることができます。",
   "compose_form.lock_disclaimer.lock": "承認制",
   "compose_form.markdown.marked": "Markdown有効",