※SMS authentication is only supported for phone numbers in Japan.
1．Click on the [セキュリティ] from the menu.
【App】
【Web Browser】
2．Click on the [設定] of [SMS認証].
3．Enter your mobile phone number and Click on the [送信する].
※SMS authentication is only supported for phone numbers in Japan.
4．Enter the verification code you received on your phone and click on the [設定].
5．Setup completed.