diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 8cd2d8a9..a9ed6582 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -54,12 +54,12 @@
     <string name="call_add">通話を追加する</string>
     <string name="conference_manage">電話会議を管理する</string>
     <string name="conference">会議</string>
-    <string name="audio_route_speaker">Speaker</string>
-    <string name="audio_route_earpiece">Earpiece</string>
+    <string name="audio_route_speaker">スピーカー</string>
+    <string name="audio_route_earpiece">イヤーピース</string>
     <string name="audio_route_bluetooth">Bluetooth</string>
-    <string name="audio_route_wired_headset">Wired Headset</string>
-    <string name="audio_route_wired_or_earpiece">Wired or Earpiece</string>
-    <string name="choose_audio_route">Choose audio route</string>
+    <string name="audio_route_wired_headset">有線ヘッドセット</string>
+    <string name="audio_route_wired_or_earpiece">有線またはイヤーピース</string>
+    <string name="choose_audio_route">音声の出力先を選択</string>
     <!-- Speed dial -->
     <string name="speed_dial">スピードダイヤル</string>
     <string name="manage_speed_dial">スピードダイヤルの管理</string>
@@ -77,4 +77,4 @@
         Haven't found some strings? There's more at
         https://github.com/SimpleMobileTools/Simple-Commons/tree/master/commons/src/main/res
     -->
-</resources>
+</resources>
\ No newline at end of file