diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 540a8f242..027be91cc 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -22,8 +22,8 @@
     <string name="volume">音量</string>
     <string name="brightness">明るさ</string>
     <string name="do_not_ask_again">Do not ask again in this session</string>
-    <string name="lock_orientation">Lock orientation</string>
-    <string name="unlock_orientation">Unlock orientation</string>
+    <string name="lock_orientation">画面の向きを固定する</string>
+    <string name="unlock_orientation">固定の向きを解除する</string>
 
     <!-- Filter -->
     <string name="filter_media">表示メディア種</string>