비공개
https://webapi.syncroom.appservice.yamaha.com/launch_app?roomName=TEA&roomId=098402d0-b569-4fcf-928a-475a72aaeb34&requirePassword=0 / pianoと歌
https://webapi.syncroom.appservice.yamaha.com/launch_app?roomName=TEA&roomId=098402d0-b569-4fcf-928a-475a72aaeb34&requirePassword=0