diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 2b373afe..cb7d54aa 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -112,12 +112,12 @@
     <!-- Dialer -->
     <string name="dialer">電話</string>
     <string name="calling">発信中</string>
-    <string name="incoming_call">Incoming call</string>
+    <string name="incoming_call">着信中</string>
     <string name="incoming_call_from">着信中…</string>
     <string name="ongoing_call">通話中</string>
     <string name="disconnected">切断されました</string>
-    <string name="decline_call">Decline</string>
-    <string name="answer_call">Answer</string>
+    <string name="decline_call">拒否</string>
+    <string name="answer_call">応答</string>
 
     <!-- Visible fields -->
     <string name="select_fields_to_show">表示する項目を選択</string>
@@ -135,9 +135,9 @@
     <string name="instant_messaging">Instant messaging (IM)</string>
 
     <!-- Blocked numbers -->
-    <string name="manage_blocked_numbers">Manage blocked numbers</string>
-    <string name="not_blocking_anyone">You are not blocking anyone</string>
-    <string name="add_a_blocked_number">Add a blocked number</string>
+    <string name="manage_blocked_numbers">ブロックした番号を管理</string>
+    <string name="not_blocking_anyone">まだ誰もブロックしていません</string>
+    <string name="add_a_blocked_number">ブロックする番号を追加</string>
 
     <!-- FAQ -->
     <string name="faq_1_title">連絡先に表示される項目(フィールド)を変更することはできますか？</string>