diff --git a/localization/jquery-ui-timepicker-ja.js b/localization/jquery-ui-timepicker-ja.js
new file mode 100644
index 0000000..33a404a
--- /dev/null
+++ b/localization/jquery-ui-timepicker-ja.js
@@ -0,0 +1,18 @@
+/* Japanese translation for the jQuery Timepicker Addon */
+/* Written by Jun Omae */
+(function($) {
+	$.timepicker.regional['ja'] = {
+		timeOnlyTitle: '時間を選択',
+		timeText: '時間',
+		hourText: '時',
+		minuteText: '分',
+		secondText: '秒',
+		millisecText: 'ミリ秒',
+		timezoneText: 'タイムゾーン',
+		currentText: '現時刻',
+		closeText: '閉じる',
+		timeFormat: 'hh:mm tt',
+		ampm: false
+	};
+	$.timepicker.setDefaults($.timepicker.regional['ja']);
+})(jQuery);