Latest translations and fallbacks

public/language/ja/admin/admin.json

@@ -1,7 +1,7 @@
 {
-	"alert.confirm-reload": "Are you sure you wish to reload NodeBB?",
-	"alert.confirm-restart": "Are you sure you wish to restart NodeBB?",
+	"alert.confirm-reload": "NodeBBを本当に更新しますか？",
+	"alert.confirm-restart": "NodeBBを本当に再起動しますか？",
 
-	"acp-title": "%1 | NodeBB Admin Control Panel",
-	"settings-header-contents": "Contents"
+	"acp-title": "%1| NodeBB管理画面",
+	"settings-header-contents": "コンテンツ"
 }