diff --git a/java/res/values-ja/strings.xml b/java/res/values-ja/strings.xml
index 275e345..e3a234b 100644
--- a/java/res/values-ja/strings.xml
+++ b/java/res/values-ja/strings.xml
@@ -137,6 +137,8 @@
     <string name="prefs_keypress_vibration_duration_settings" msgid="7918341459947439226">"キー操作バイブの振動時間"</string>
     <string name="prefs_keypress_sound_volume_settings" msgid="6027007337036891623">"キー操作音の音量"</string>
     <string name="prefs_key_longpress_timeout_settings" msgid="6102240298932897873">"キーの長押し時間"</string>
+    <string name="prefs_enable_emoji_alt_physical_key" msgid="5963640002335470112">"物理キーボードの絵文字"</string>
+    <string name="prefs_enable_emoji_alt_physical_key_summary" msgid="5259484820941627827">"物理Altキーによって絵文字パレットが表示されます"</string>
     <string name="button_default" msgid="3988017840431881491">"デフォルト"</string>
     <string name="setup_welcome_title" msgid="6112821709832031715">"<xliff:g id="APPLICATION_NAME">%s</xliff:g>へようこそ"</string>
     <string name="setup_welcome_additional_description" msgid="8150252008545768953">"新しいジェスチャー入力をお試しください"</string>