Please check the following regarding the card you are using:

• The card should have the 3D Secure feature.
• The card brand should be VISA or Mastercard.
• The card should not be a debit card.

If your card meets these conditions, please set the currency to Japanese Yen and try the payment again.

There may also be an issue with your browser's cookies, so please try making the payment in incognito (private) mode.

If the payment still cannot be made after trying the above steps, please contact customer support.

To investigate the cause of the payment failure, we kindly ask you to provide a screenshot or screen recording of the error message when contacting us.