It is a collection of games that you can enjoy together with your friends. After one person creates a room, other friends simply scan the QR code through the "Find Room" to enter the room, and they can immediately enter the same game room and enjoy together. If you have played with friends at least once, you can become online friends through the "Friends" and send and receive messages with each other. - Single player records of some games are not stored to prevent cheating. - An internet conn