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My Number Card on Smartphone

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"My Number Card on Smartphone" is a service that allows you to use My Number Card function by adding it to your smartphone (iPhones, Android terminals).

Table of Contents

Outline

"My Number Card on Smartphone" is a service that allows you to add a function in My Number Card to your smartphone and use it. Instead of entering a PIN number, biometrics such as face and fingerprints are used to easily and safely verify identity. Anyone who holds My Number Card and has a compatible smartphone device can use it for free.

For more information, please visit "My Number Card on iPhone" for iPhones, and "Android's Mynavi Card (formerly Android smartphone service equipped with electronic certificate)" for Android devices.

Places and services you can use

"My Number Card on Smartphone" can be used in the following situations. The number of places and services where it can be used is constantly expanding.

  • Mynaportal
  • Getting certificates at convenience stores
  • Accepted as a My Number Card as a Health Insurance Certificate at medical institutions and pharmacies (the number of corresponding institutions will gradually increase)
  • Final Tax Return via e-Tax

The locations where the service can be used may differ between iPhones and Android terminals, so please check the guidance provided by each service, etc. Also, in case only My Number Card is supported, please be sure to bring My Number Card as well.

For details, refer to the guide for the OS you are using.

Getting Started

"My Number Card on Smartphone" uses the latest MynaApp and adds it to iPhones or Android terminals.

Please have the following items on hand and add them according to the instructions on the MynaApp screen.

  • Smartphone with compatible OS version
  • The latest MynaApp
  • My Number Card
  • PIN (4-digit number) to assist entry of items on the face of the card
  • Password for signing (6 to 16 alphanumeric characters)

For details on how to add it, please check the following pages for iPhones and Android devices respectively.

Frequently Asked Questions

Q1. Which model does it support?

A1.

Q2. Can I use it as a Myna driver's license?

A2.

No. "My Number Card on iPhone" and "My Number Card on Android" cannot be used as a Myna driver's license.

Q3. I don't know the PIN and password required when adding to a smartphone.

A3.

The PIN number to assist entry of items on the My Number Card is a 4-digit PIN number used to read the information written on the My Number Card. The signature password is a 6-16 character alpha-numeric password used when signing using the certificate of residence. If you forget both the PIN number and the password, please reset them at the counter of the municipality where your certificate of residence is registered.

Q4. What should I do when I change models?

A4.

Before giving up your smartphone or changing the model, delete My Number Card from your smartphone to be on the safe side. If you have already given up your old device, delete it from another smartphone.

For details, please refer to the when giving up a Digital Agency smartphone or changing models ( .

Q5. What should I do when I renew my My Number Card?

A5.

If you update the My Number Card and electronic certificate, you will need to set the My Number Card on Smartphone again after updating.

Other frequently asked questions

You can also find a list of frequently asked questions below. If you can't find what you're looking for, you might also want to check out:

To private sector / Government Agencies Considering Measures

Please check the following for details and how to use Japanese Public Key Infrastructure (JPKI), which performs identity verification using My Number Card on Smartphone, and Card Substitute Electromagnetic Recording (Attribute-Certified function).

PR materials

Video

My Number Card "You can put it in your smartphone" (30 seconds)

Posters and leaflets