It will occur under the certain condition.
・User doesn’t install PayPay
・QR code is displayed on PC browser
・User uses phone camera for QR code scan on the PC browser
・User authorized via phone browser
①User does not intall PayPay App
②User scan PC browser QR code via phone camera
③User authorized via phone browser
④Both PC browser and phone browser will be redirected
※ The second and subsequent redirection accesses should be implemented to be discarded.