1 files changed, 4 insertions, 0 deletions
diff --git a/js/vendor/momentjs/locale/ja.js b/js/vendor/momentjs/locale/ja.js
index 3f55bcfd5..1feb20206 100644
--- a/js/vendor/momentjs/locale/ja.js
+++ b/js/vendor/momentjs/locale/ja.js
@@ -25,6 +25,10 @@
             LLL : 'YYYY年M月D日LT',
             LLLL : 'YYYY年M月D日LT dddd'
         },
+        meridiemParse: /午前|午後/i,
+        isPM : function (input) {
+            return input === '午後';
+        },
         meridiem : function (hour, minute, isLower) {
             if (hour < 12) {
                 return '午前';