Mynaportal
Digital Agency of Japan
The "Mynaportal App" provided by the Digital Agency is an application that can be used for logging in, authentication, and signing when using the Mynaportal and other services, as well as for setting up My Number Card on iPhone.
In-app purchases in United States
Items currently visible on Apple’s public App Store page. This may not be the complete App Store Connect catalog.
Source: Apple public App Store page · Publicly visible items only · Checked Aug 4, 2026
About MynaportalStorefront description supplied by Apple.
The "Mynaportal App" provided by the Digital Agency is an application that can be used for logging in, authentication, and signing when using the Mynaportal and other services, as well as for setting up My Number Card on iPhone.
■ What you need to use the app
①My Number Card
②Electronic certificate and passcode for your My Number Card
*If ② is not set up, you need to set up at your local municipal office
■ What is the My Number Card?
It's a card that allows for reliable identification both in person and online. It can be used for various applications and logins for government and private services.
■ System Requirements
Please check the Digital Agency's Mynaportal system requirements website below:
https://services.digital.go.jp/mynaportal/system-requirements/
【For those who cannot launch the app after installation】
If the app doesn't launch and redirects to the App Store after installation, please try reinstalling the app and restarting your iPhone.
Frequently asked questions
Quick answers based on the latest observed App Store data.
How much does Mynaportal cost in United States?
The latest observed download price is Free. Open the official App Store link to confirm the current checkout price.
Does Mynaportal have in-app purchases?
Apple's public page currently shows 0 purchase items in this storefront. The public list may be incomplete.