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About My Number Card

My Number Card can be used not only as a document to prove your My Number, but also as an identification document, online applications for various administrative proceduer, online transactions for various private sector, etc. There are more and more scenes where My Number Card can be used in your daily life. We are working to develop safe use environments from the viewpoints of technology and operation so that people can use My Number as a safty and security.

Table of

1. My Number Card

This is a plastic card with a photo that shows your name, address, date of birth, sex, and other information that can be used for free Issue by residents. The front side of the card can be used as an identification document with a photo. In addition, the back side of the card shows your My Number (12-digit number), which can be used to confirm your My Number in the procedures specified by law or regulation. It is a necessary tool for digital society because it can be used to safely and securely prove your identity online by using IC chips. We are working to promote the spread and use of this My Number Card.

2. How to Apply for My Number Card

Information on how to apply for My Number Card can be found on the following page.
Apply for My Number Card (My Number Card General Site)

3. My Number Card Security

3.1. Suspension on Loss

Established a call center 24 hours a day, 365 days a year
In the case of loss, if you contact the Individual Number Card Call Center by phone, the card will be suspended and the use of the spoofs by third parties will be prevented.
*From January 2016 (2016), we will accept temporary suspension of use of My Number Card 24 hours a day, 365 days a year. For information on the Personal Number Card Call Center, please see the page of the General Site (My Number Card General Site).

3.2. My Number Card Tickets

It is difficult to abuse because it has a face photo.
Even if it is lost, a third party cannot easily impersonate it.

Various measures make it difficult to counterfeit
It is difficult to counterfeit the face of the ticket by engraving the characters with a laser and applying a complex colorful pattern.

3. 3. IC chips

Only the minimum necessary information is recorded in the IC chip.
Highly private information such as "customs officer information" and "pensions related information" is not recorded.

Information recorded on the IC chip can be checked.
You can check the information recorded on the IC chip by holding it over the IC card reader / writer using the Ticket Item Display Software.

It is difficult to steal recorded information
We are taking countermeasures against various methods of illegally stealing information, such as a function to automatically delete recorded information.

Personal identification number is required for use
A PIN is set for each E-Certificate and each app. Even if it is lost, the third party who obtained it cannot make a spoofs unless they know the PIN. In addition, the PIN is locked if you enter it incorrectly more than a certain number of times.

Certification of international standards for security
We have obtained ISO / IEC15408 certification, the international standard for smart cards in security.

4. Information aboard the My Number Card

The information loaded on the My Number Card includes "JPKI-AP", "Ticket AP", "Ticket item entry auxiliary AP", and "Juki AP".

Overview of the My Number Card Application. The JPKI-AP includes a E-Certificate for signature and a E-Certificate for user identification. In addition, the JPKI-AP includes a ticket AP, a ticket item entry auxiliary AP, a base AP, a regulation use AP, and a platform.

The following describes each information. My Number Card App Overview (PDF / 292 kb) also provides an overview, so please refer to it as appropriate.

JPKI-AP

It is equipped with a E-Certificate used for Japanese Public Key Infrastructure (JPKI).

  • E-Certificate for signature
    It contains four pieces of information: name, address, date of birth, and sex. When you take various procedures, you can automatically read and write these four pieces of information without entering them each time. (You can electronically sign your tax return on e-Tax or online application, such as childcare in Mynaportal.)
  • E-Certificate for user identification
    You can use it as a means to prove your identity. (You can log in to Mynaportal where you can view your information, use the certificate Issue service at convenience stores, and use it as a health insurance card.)

Face AP

  • Detection of falsification of information on the face of the ticket in a face-to-face meeting
  • Use of Image Information as a Trail for Identity Verification in Face-to-
  • Information to be recorded
    1. Surface Information: 4 Information and Face Photo Image
    2. Back information: My Number image

Certificate Entry Auxiliary AP

It is possible to check My Number and 4 information (face-to-face and non-face-to-face) and use them as text data.
Note: My Number can be used only for administrative work based on the Numbers Act.

  • Information to be recorded and used
    1. My Number, 4 information and their electronic signature data
    2. My Number and its electronic signature data
    3. 4. Information and its electronic signature data

Juki AP

  • Record Resident Register Code
  • The Resident Register Code can be used as text data for the business of the Juki Net.

5. Data

Please also see the following leaflets and videos on safety.

6. Other

Evaluation systems in My Number Card, etc. for information systems for the spread of procurement, etc.

In order to realize administrative convenience and operational efficiency by promoting the spread of My Number Card, which is the foundation of digital society with high convenience in safty and security, in April 2020, we introduced a system to evaluate procurement, etc., which is engaged in efforts related to the use of My Number Card in private business, etc., which is also related to information systems that are the foundation of digital society.

This program is based on the "Policies for Promoting the Spread of My Number Card and the Use of My Number" (decided by the Digital Government Ministerial Meeting on June 4, 2019).