Hanamasa is a lifestyle app developed by Hanamasa that allows users to collect stamps and earn points for free food vouchers. The app is only available on Android and is completely free to download.

With Hanamasa, customers can easily collect stamps by scanning the QR code on their receipt after making a purchase at any Hanamasa store. These stamps can then be exchanged for points, which can be redeemed for vouchers within the app. Additionally, users can earn digital rewards by opening the "Mystery Box" within the app.

Redeeming vouchers is a breeze as users only need to show their QR code to the cashier. Vouchers can be purchased with points and stars earned from the app or redeemed from the Mystery Box.

Overall, Hanamasa is a great app for frequent visitors of Hanamasa who want to save money on their meals. The app is easy to use, and the rewards system is straightforward and simple to understand.