FAQ
FAQ:
> Q: Which credit cards can I use?
A: You can pay online with VISA / MASTER / JCB cards.
> Q: Why did my credit card payment fail?
A: Possible reasons:
1. The card is being used for the first time and has not been activated.
2. The card number or expiration date was entered incorrectly.
3. The card has expired.
4. The card limit has been exceeded or the balance is insufficient.
5. A problem with the card issuer's internal system, etc.
6. Someone is authorizing a payment on the same card at the same time, so a window pops up.
7. The internet connection dropped during card authorization.