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  • 執筆者の写真福井外国人在留支援室 Fukui Foreigner Support Team

マイナンバーカード

更新日:2022年2月8日

What is My Number Card?

My number card (Individual number card) is a card that has an individual number (My number) written on it and a face pictured attached on it.

My number card is a card made of plastic and with an IC chip.

In the front part, there is name, address, date of birth, gender with face photo.

There is a personal number and an IC chip on the back.


What is my number card for?


1/Can be used as an ID card

As you have personal information and a photo of your face, it is a document that you can use it to confirm your identity like a residence card or driver's license.

It can be used for making contracts of mobile phone, entering the venue and so on.


2/To be able to obtain various certificates at convenience stores

If you have an Individual Number Card, you can get a certificate such as a resident's card or a seal registration certificate at a convenience store.


3/Can apply various administrative procedures through online

After logging in to My Number Portal, you can apply for online procedures at various ward offices.


4/ The service can be used with one card

A My Number Card can be used for country and municipal services.

For example, instead of a health insurance card, seal certificate, library card, etc., you can only use my number card.

Please check the homepage etc. as it differs depending on the place.


5/It is expected to be able to do online business.

It is expected to be available for various online transactions of the private sector including online banking.


What is the good point?

My number card is highly secured.My number card has various safety measures so that others can’t use it for bad purposes.

  • Face photo is attached on the card, so it's hard to do bad things even if anyone steal it. If you lose it, you can make it unusable at night or even on weekends.

  • Personal information will not be stolen even if my number is seen.

  • You can set the password of the application. You can create a system that locks automatically after entering a password with certain number of times.

  • If you try to read the information illegally, the IC chip will be damaged automatically.


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