Board Thread:Questions and Answers/@comment-27262230-20180613161600/@comment-5953673-20180614001746

That's an error when the client seems to detect that you are running from a non-PC environment. You might have accidentally pressed the Device Toolbar on the Console.

''このゲームはPC専用となっております. 推奨環境をご確認の上、ご利用ください. ''