diff --git a/MyTracks/res/values-ja/arrays.xml b/MyTracks/res/values-ja/arrays.xml
index 667265b42..f0290099b 100644
--- a/MyTracks/res/values-ja/arrays.xml
+++ b/MyTracks/res/values-ja/arrays.xml
@@ -87,8 +87,8 @@ limitations under the License.
     <item>328 ft</item>
     <item>656 ft (推奨)</item>
     <item>1640 ft</item>
-    <item>0.6 miles</item>
-    <item>3.1 miles</item>
+    <item>0.6 mi</item>
+    <item>3.1 mi</item>
   </string-array>
 
   <!-- DO NOT TRANSLATE -->
@@ -104,8 +104,8 @@ limitations under the License.
 
   <!-- Minimum recording interval -->
   <string-array name="min_recording_interval_options">
-    <item>電源節約 (adaptive)</item>
-    <item>高精度 (adaptive)</item>
+    <item>電源節約 (動的制御)</item>
+    <item>高精度 (動的制御)</item>
     <item>最高 (推奨)</item>
     <item>2 秒</item>
     <item>3 秒</item>
@@ -157,15 +157,15 @@ limitations under the License.
   </string-array>
 
   <string-array name="min_required_accuracy_options_ft">
-    <item>33 ft (GPS信号強度良好l)</item>
+    <item>33 ft (GPS信号強度良好)</item>
     <item>66 ft</item>
     <item>165 ft</item>
     <item>328 ft</item>
     <item>656 ft (推奨)</item>
     <item>1640 ft</item>
-    <item>0.6 miles</item>
-    <item>1.2 miles</item>
-    <item>3.1 miles (GPS信号強度不良)</item>
+    <item>0.6 mi</item>
+    <item>1.2 mi</item>
+    <item>3.1 mi (GPS信号強度不良)</item>
   </string-array>
 
   <!-- DO NOT TRANSLATE -->
diff --git a/MyTracks/res/values-ja/strings.xml b/MyTracks/res/values-ja/strings.xml
index 3e5494b63..ec734bde5 100644
--- a/MyTracks/res/values-ja/strings.xml
+++ b/MyTracks/res/values-ja/strings.xml
@@ -51,7 +51,7 @@ limitations under the License.
   <string name="wait_for_fix">GPS位置精度がよくなるまで待機しています．空が見えるところにいて下さい．</string>
   <string name="status_now_recording">新しいトラックを記録中です．</string>
   <string name="status_stopped_recording">トラック記録を停止しました．</string>
-  <string name="status_new_mymap_has_been_created">新しいGoogle毎マップを maps.google.com に作成しました．</string>
+  <string name="status_new_mymap_has_been_created">新しいGoogleマイマップを maps.google.com に作成しました．</string>
   <string name="status_tracks_have_been_uploaded">トラックを maps.google.com に送信しました．</string>
   <string name="status_tracks_have_been_uploaded_to_new_doc">トラックを docs.google.com の新しいスプレッドシートに送信しました．</string>
   <string name="status_tracks_have_been_uploaded_to_docs">トラックを docs.google.com に送信しました．</string>
@@ -401,7 +401,7 @@ limitations under the License.
   <!-- Signal Strength -->
   <string name="error_rate"> 誤り率: %1$d</string>
   <string name="signal_to_noise_ratio"> S/N比: %1$d</string>
-  <string name="ecio"> Ec/lo: %1$.1f dB</string>
+  <string name="ecio"> Ec/Io比: %1$.1f dB</string>
   <string name="gsm_strength">GSM 強度: %1$d</string>
   <string name="cdma_strength">CDMA 強度: %1$d dBm</string>
   <string name="evdo_strength">EVDO 強度: %1$d dBm</string>