New Crowdin updates (#3675)

frontend/lang/messages/ja-JP.json

@@ -379,6 +379,10 @@
     "myrecipebox": {
       "title": "My Recipe Box",
       "description-long": "MealieはMy Recipe Boxからレシピをインポートできます。レシピをCSV形式でエクスポートし、以下に.csvをアップロードしてください。"
+    },
+    "recipekeeper": {
+      "title": "Recipe Keeper",
+      "description-long": "Mealie can import recipes from Recipe Keeper. Export your recipes in zip format, then upload the .zip file below."
     }
   },
   "new-recipe": {