YAMADAYA is a handy app that not only serves as a membership card, but also as a source of information and a shopping portal for online stores. The app is used as a source of information for the user, who is informed about new products, great deals, and event information. The points earned can be used when purchasing products at the target stores or online shops.

YAMADAYA app is an Android application that allows its users to read the product tags attached to the clothes of the YAMADAYA members, which are being sold at the target stores, and check it at the online store.