Mynaportal is an application that provides functions to help you to login to administrative services on your
smartphone, sign electronic application forms, and input information into application documents using your Individual
Please check the following site.
Operating environment for Mynaportal:
Can't use with a phone bought overseas
Mar 13, 2022
It didn't work for the Japanese etax system, but you are forced to download to file your taxes online. Then it didn't work. Will have to talk to a real person to get my taxes done.
Mar 05, 2022