What payment options are available for pre-orders?
You may use credit card or BOOK☆WALKER coins.
There are two types of payment methods when pre-ordering eBooks and it can be chosen from the “List of Pre-Ordered eBooks” in My Account.
1. Credit Card
Full price of the pre-ordered eBook will be paid automatically with a credit card.
Full price of the pre-ordered eBook will be paid automatically with coin(s).
If you choose credit card as your payment method, please register your credit card from the [Register/Update Credit Card] button on “List of Pre-Ordered eBooks” page.