diff --git a/app/i18n/ja.json b/app/i18n/ja.json
index 1b7a76e1..63c97b84 100644
--- a/app/i18n/ja.json
+++ b/app/i18n/ja.json
@@ -58,7 +58,7 @@
     "Desserts": "デザート",
     "detailed": "詳細",
     "Difficulty level": "難易度",
-    "dinner": "ディナー",
+    "dinner": "夕食",
     "disBtn": "破棄",
     "disc": "レシピの変更が保存されていません。どうしますか？",
     "donate": "寄付する",
@@ -127,7 +127,7 @@
     "Litre": "リットル",
     "Loaf": "ローフ",
     "ltAgo": "ずっと前",
-    "lunch": "ランチ",
+    "lunch": "昼食",
     "mAgo": "%s か月前",
     "Main dishes": "主菜",
     "March": "3月",