We ONLY allow 2 types of payment method.
1. Credit card / Debit card
2. Smart Pit card (Cash at the convenience store)
If you are currently making payments with Credit / Debit card, but would like to change to Smart Pit card payment, please see the link below.
https://support.sakuramobile.jp/hc/en-us/articles/360050123771-How-do-I-change-payment-from-Credit-card-to-Smart-Pit-card-paying-cash-at-the-convenience-store-
If you are currently making payments with Smart Pit card, but would like to change to Credit / Debit card, please see the link below.
https://support.sakuramobile.jp/hc/en-us/articles/22413125748249-How-do-I-change-payment-from-Smart-Pit-card-to-Credit-card-