The authentication process,
which was required as an obligation in the payment process, has been omitted,
making it possible to make a simple payment.
If a TS21 error appears
If the customer transaction details are unsafe according to the policy set by the brand company
when entering payment method information,
additional authentication procedures are performed
▶ 3. OTP registration is requested.
At this time, customers should check their subscription status
to the 3DS certification service with their credit card companies,
or whether the
and whether the customer has entered the
If you can't pay by credit card, please use PayPal!