Buy Japanese Itunes Card -
(typically starting with an "X") or use your camera to scan it.
and ensure you are logged into your Japanese account. Tap your profile icon in the top right corner. Select "Redeem Gift Card or Code" .
Most foreign credit cards are not accepted on the Japan App Store. A gift card serves as your primary payment method. Where to Buy Japanese iTunes Cards buy japanese itunes card
Some resellers may require a one-time ID verification to prevent fraud on your first purchase.
How to Buy and Use a Japanese iTunes Gift Card: A Complete Guide (typically starting with an "X") or use your
Ensure the retailer provides "Instant Digital Delivery" so you don't have to wait for a physical card to arrive by mail.
Play titles that haven't been released globally. Select "Redeem Gift Card or Code"
: A well-known source for import gaming and digital credits. How to Redeem Your Card