The Dada Study app is the Dada Rather Study Cafe. Premium service to members who use It is an app created to provide. · Mobile from reservation to payment at once! The place you want and the time you want Check with the app and from reservation to payment Solve it easily! · Various payment methods Credit card, micro payment, real-time account transfer, Kakao Pay, etc. Pay the way you want! · Easy and smart management Ticket management, access control, time extension, seat change Check all the