You can pay at konbinis in Japan.
Payment will not be weekly but one time.
Due is 1 week from the purchase.
Learning system account is provided as soon as payment is made.
For konbini payment, commission of 190 yen will be charged.
Please note that cancellation or refund is not possible after payment.
Buy 3 weeks pack at 540 yen
Buy 6 weeks pack at 1,080 yen
Buy 9 weeks pack at 1,620 yen