Security Solutions

Security Code

▼ What is a Security Code?
Credit card payment, you can ask to enter the last 3 digits (4 digits on the front side in the case of AMEX) printed on the back of the card in addition to the credit card number. , It is a service that authenticates the person.

* Display locations and names differ depending on the card company.

Visa, Mastercard, JCB, Diners Club

The last 3 digits on the back of the card is the Security Code.
VISA, MASTER, DINERS, JCB security code


AMEX Security Code

Fraud and chargeback

fraud is when a third party other than the cardholder impersonates the person, makes a Credit card payment, and purchases a product (or service). fraud chargeback * when it is found to be fraudulent.

  • * What is chargeback?
    If the cardholder does not agree with the usage fee of payment due to fraud etc., the credit card company refuses payment to the member store.
    If chargeback occurs, you will not be able to make the sales amount of the corresponding transaction payment. If the payment has already been completed at GMO-PG and the member store, or if it cannot be offset from the latest transfer amount, the corresponding amount will be charged to GMO-PG at refund. Therefore, even though the member store has shipped the product (provided the service), the sales proceeds will not be deposited.

Why do you Security Code functionality?

Security Code is used as a security (security) code (encryption). It is not included in the magnetic information of the credit card, and even if the card number and expiration date information are stolen by skimming etc., it is information that can not be confirmed if the card itself is not at hand. Therefore, it is recommended to use it as a method of personal authentication to prevent fraud of credit cards by third parties.


  • ・ Only available for Credit card payment
  • ・ We do not guarantee the use of the credit card member (card holder) in the Credit card payment Security Code
  • -Even if you use a Security Code, it does not mean that you can completely prevent fraud
    chargeback notification from the card company at a later date due to fraud etc., you may have to accept it.