I would like to change my phone number, but I forgot my PIN code. July 01, 2024 00:57 Updated Please reset your PIN code by clicking on 'Forgot PIN code?' at the bottom of the PIN code entry screen. Related articles Can I register with a landline phone number? I changed my phone number in "MYAKU-PO!", but the digital wallet is still showing my old phone number. What are the differences between "MYAKU-PE!", "MYAKU-PO!" and "MYAKU-N!"? I would like to change my PIN code, but I forget the login ID (Email address registered) and/or password for the wallet app. What should I do if I want to change the information registered (Phone number, PIN code etc.)?