diff --git a/src/main/res/values-ja/strings.xml b/src/main/res/values-ja/strings.xml
index 1dbdd5b3263f03aa4f8b939b89f4e4ae2567bd43..6cd97e3a5e26fddbef897609d374c413d317b2b6 100644
--- a/src/main/res/values-ja/strings.xml
+++ b/src/main/res/values-ja/strings.xml
@@ -1072,4 +1072,6 @@
     <string name="add_reaction">リアクションを追加…</string>
     <string name="add_reaction_title">リアクションを追加</string>
     <string name="more_reactions">さらに多くのリアクション</string>
+    <string name="welcome_header">会話に参加しよう</string>
+    <string name="flip_camera">表裏反転カメラ</string>
 </resources>
\ No newline at end of file