Choy-San is a Visa prepaid card app designed specifically for foreign residents in Japan. Operated by 3PLATZ and provided by Aplus, this app offers a convenient way for users to shop and manage their finances.

With Choy-San, users can shop in various ways, including contactless payment options like Google Pay and Visa payment. By simply registering Choy-San to Google Pay, users can easily make purchases at QUICPay+ merchants by holding their smartphones over the payment terminal.

In addition to online payments, Choy-San also allows users to top-up their balance in multiple ways, such as through Seven Bank ATMs, bank transfers, credit cards, Otasuke Charge+, and Otasuke Charge. With Otasuke Charge+, users can even pay by installments and withdraw cash at ATMs.

One of the standout features of Choy-San is the ability to transfer money to friends who also have Choy-San accounts, within the limits of their Choy-San balance. Cash withdrawal is also possible at Seven Bank ATMs.

Managing Choy-San is made easy with the app, allowing users to easily check their usage status and even suspend card usage in case of loss or theft, without the need for phone calls or paperwork.

Choy-San is recommended for those looking for a prepaid card that can be easily issued and recharged from a smartphone. With no membership fees or annual fees, it is a cost-effective option for individuals who want to avoid cash on delivery fees for online shopping or prefer to pay monthly at their own pace. Additionally, the app allows for quick and easy money transfers to friends.

Please note that certain services may have fees or require identity verification.

For any questions or issues regarding the app, users can contact the Choy-San customer center at