In the past, membership cards, deposit slips, notifications, coupons, surveys, and other items that were issued in cards or paper have all been integrated into smartphones.From now on, there is no need to bring a membership card or deposit slip when visiting a store.Dont worry about losing them.Just by looking at the deposit slip screen, customers can check without omission what they are currently depositing at the store.You can also get notifications and coupons from stores.Furthermore, if a questionnaire is sent from the store, it is also possible to answer it.