As stated in the contract clause "Article 6 (formation of business operator contract)",
Registration with overseas issued cards currently does not accept new applications.
Therefore, if the credit card registered as a means of payment is currently issued by a credit issuing company outside Japan,
Please note that you will not be able to re-register overseas issue cards after the expiration date.
If you want to check other conditions, refer to the following terms and conditions.
▼ Cloud Service Terms of Service(Japanese only)
https://www.idcf.jp/pdf/common/cloudservices.pdf