diff --git a/app/js/tl/parse.js b/app/js/tl/parse.js
index edcf1fa7..3b9d0048 100644
--- a/app/js/tl/parse.js
+++ b/app/js/tl/parse.js
@@ -1069,7 +1069,8 @@ function parse(obj, mix, acct_id, tlid, popup, mutefilter, type) {
 					</div>
 					<div class="action ${noauth}">
 						<a onclick="details('${toot.id}','${acct_id}','${tlid}','normal')"
-							class="waves-effect waves-dark btn-flat details ${dmHide}" style="padding:0">
+							class="waves-effect waves-dark btn-flat details ${dmHide}" style="padding:0"
+							title="${lang.lang_parse_detail}">
 						<i class="text-darken-3 material-icons">menu_open</i></a>
 					</div>
 				</div>
diff --git a/app/view/make/language/en/main.json b/app/view/make/language/en/main.json
index 8d8fd49a..af302b14 100644
--- a/app/view/make/language/en/main.json
+++ b/app/view/make/language/en/main.json
@@ -189,6 +189,7 @@
     "lang_parse_unpin": "Unpin this",
     "lang_parse_link": "Open in a browser",
     "lang_parse_det": "Details via your main account.",
+    "lang_parse_detail": "Details",
     "lang_parse_redraft": "Delete & re-draft",
     "lang_parse_followed": "Followed you",
     "lang_parse_clientop": "Operation of this client",
diff --git a/app/view/make/language/ja/main.json b/app/view/make/language/ja/main.json
index 88ebcbdf..2e194812 100644
--- a/app/view/make/language/ja/main.json
+++ b/app/view/make/language/ja/main.json
@@ -188,6 +188,7 @@
     "lang_parse_pin": "ピン留めする",
     "lang_parse_unpin": "ピン留めを解除する",
     "lang_parse_link": "ブラウザで開く",
+    "lang_parse_detail": "詳細",
     "lang_parse_det": "詳細(メインアカウント経由)",
     "lang_parse_redraft": "削除して再編集",
     "lang_parse_followed": "フォローされました。",