diff --git a/languages/plugin-update-checker-ja.mo b/languages/plugin-update-checker-ja.mo
index ffc6c40..376102a 100644
Binary files a/languages/plugin-update-checker-ja.mo and b/languages/plugin-update-checker-ja.mo differ
diff --git a/languages/plugin-update-checker-ja.po b/languages/plugin-update-checker-ja.po
index 2c97a5f..673c311 100644
--- a/languages/plugin-update-checker-ja.po
+++ b/languages/plugin-update-checker-ja.po
@@ -1,48 +1,42 @@
 msgid ""
 msgstr ""
-"Project-Id-Version: \n"
-"POT-Creation-Date: 2019-07-06 17:05+0900\n"
-"PO-Revision-Date: 2019-07-06 18:43+0900\n"
+"Project-Id-Version: plugin-update-checker\n"
+"POT-Creation-Date: 2017-06-02 18:31+0900\n"
+"PO-Revision-Date: 2017-06-02 18:32+0900\n"
 "Last-Translator: tak <tak7725@gmail.com>\n"
 "Language-Team: \n"
 "Language: ja_JP\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"X-Generator: Poedit 2.2.3\n"
+"X-Generator: Poedit 2.0.2\n"
+"X-Poedit-Basepath: ..\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
-"X-Poedit-KeywordsList: __;_e;_x\n"
-"X-Poedit-Basepath: /Applications/XAMPP/xamppfiles/htdocs/kisagai/wordpress/wp-content/plugins/simple-stripe-gateway/Puc\n"
+"X-Poedit-SourceCharset: UTF-8\n"
+"X-Poedit-KeywordsList: __;_e;_x;_x:1,2c\n"
+"X-Poedit-SearchPath-0: .\n"
 
-#: v4p7/Plugin/Ui.php:77
-#, php-format
-msgid "More information about %s"
-msgstr "%sについてさらにに詳しい情報"
-
-#: v4p7/Plugin/Ui.php:128
+#: Puc/v4p1/Plugin/UpdateChecker.php:362
 msgid "Check for updates"
 msgstr "アップデートを確認"
 
-#: v4p7/Plugin/Ui.php:213
+#: Puc/v4p1/Plugin/UpdateChecker.php:409
 #, php-format
+msgctxt "the plugin title"
 msgid "The %s plugin is up to date."
 msgstr "%s プラグインは、最新バージョンです。"
 
-#: v4p7/Plugin/Ui.php:215
+#: Puc/v4p1/Plugin/UpdateChecker.php:411
 #, php-format
+msgctxt "the plugin title"
 msgid "A new version of the %s plugin is available."
 msgstr "%s プラグインの最新バージョンがあります。"
 
-#: v4p7/Plugin/Ui.php:217
-#, php-format
-msgid "Could not determine if updates are available for %s."
-msgstr "%s のアップデートがあるかどうかを判断できませんでした。"
-
-#: v4p7/Plugin/Ui.php:223
+#: Puc/v4p1/Plugin/UpdateChecker.php:413
 #, php-format
 msgid "Unknown update checker status \"%s\""
 msgstr "バージョンアップの確認で想定外の状態になりました。ステータス：\"%s\""
 
-#: v4p7/Vcs/PluginUpdateChecker.php:98
+#: Puc/v4p1/Vcs/PluginUpdateChecker.php:83
 msgid "There is no changelog available."
 msgstr "更新履歴はありません。"