diff --git a/frontend/locales/ja-JP.json b/frontend/locales/ja-JP.json
index 13a29323..05c56f4d 100644
--- a/frontend/locales/ja-JP.json
+++ b/frontend/locales/ja-JP.json
@@ -545,7 +545,8 @@
             "label_height": "ラベルの高さ",
             "label_width": "ラベルの幅",
             "measure_type": "メジャータイプ",
-            "page_bottom_padding": "下パディング"
+            "page_bottom_padding": "下パディング",
+            "page_height": "Page height"
         }
     },
     "scanner": {