I was supposed to get a confirmation email when registering my email address, but I have not yet received it. What should I do?

Please check the below items.

 ・Confirm whether the email address used to register the account is correct.

 ・Confirm whether the email was forwarded to your spam folder.

 ・An email will arrive from the mintaku.co.jp domain. If your email is set up to deny the receipt of emails from this domain, please change your settings to allow emails to be received from the mintaku.co.jp domain.