diff --git a/src/locales/ja/translation.json b/src/locales/ja/translation.json
index df84cacc7..7ebf4e515 100644
--- a/src/locales/ja/translation.json
+++ b/src/locales/ja/translation.json
@@ -149,7 +149,7 @@
   "Raster (Tile URLs)": "ラスタ (Tile URLs)",
   "Raster DEM (TileJSON URL)": "ラスタ DEM (TileJSON URL)",
   "Raster DEM (XYZ URLs)": "ラスタ DEM (XYZ URL)",
-  "Vector (PMTiles)": "__STRING_NOT_TRANSLATED__",
+  "Vector (PMTiles)": "ベクトル (PMTiles)",
   "Image": "画像",
   "Video": "動画",
   "Add Source": "ソースを追加",
@@ -171,7 +171,7 @@
   "GeoJSON URL": "GeoJSON URL",
   "GeoJSON": "GeoJSON",
   "Cluster": "クラスタ",
-  "PMTiles URL": "__STRING_NOT_TRANSLATED__",
+  "PMTiles URL": "PMTiles URL",
   "Tile Size": "タイルサイズ",
   "Encoding": "エンコーディング",
   "Error:": "エラー:",