My Number Card utilization information for private sector

What's New

• August 15, 2025 "[Material 1] In order to promote the spread and utilization of My Number Card," and "[Material 2] In order to promote My Number Card's' safe and convenient online trading' concept," were updated.
• August 5, 2025 It became possible to check the "My Number Card of iPhone" using the "the app for reading the IC chip in My Number Card" (Digital Agency Web Service application)
• June 24, 2025 The "Electromagnetic Record in Place of a Card (Attribution Certification Function)" page was released.
• June 12, 2025 Updated frequently asked questions (FAQ).
• On June 6th, 2025, information was updated.
• May 9, 2025 "[Digital Agency] Form for Registration of My Number Card Tomo no Kai members" was updated.
• On December 26, 2024, an announcement regarding the use of the free space of My Number Card (IC chips) was made to private sector, An announcement was made to private sector regarding the use of free space in My Number Card (IC chips).

Using the My Number Card

The following documents provide basic information necessary for using My Number Card (such as the policies of the government's initiatives and an overview of applications in My Number Card). We hope you will find them useful when considering their use.

• [Material 1] To Promote the Spread and Utilization of My Number Card (Basic Information) (PDF / 3,282 kb) (updated on August 15, 2025)
• [Document2] Advancing My Number Card's "Safe and Convenient Online Trading" Initiative (PDF / 11,417 kb) (updated on August 15, 2025)

Example of use

Here are some examples of the use of My Number Card and Japanese Public Key Infrastructure in private sector.

• List of companies and case studies introducing Japanese Public Key Infrastructure (JPKI) using My Number Card

*Examples of services utilizing My Number Card's identity verification functions "The number of private companies introducing the system has exceeded 580! Utilization of My Number using" identity verification functions "(Digital Agency News) Please also refer to .

Technical information for service introduction

Provides details and instructions for the Japanese Public Key Infrastructure (JPKI), which uses My Number Card for identity verification.

• Japanese Public Key Infrastructure (JPKI)
• Electromagnetic Records in Lieu of Cards (Attribute Certification Function)

Useful Information

My Number Card Info

Digital Agency distributes "private sector Info" to promote initiatives to expand usage scenarios for local governments and My Number Card. The purpose of this project is to provide local governments and My Number Card with useful information on the promotion of My Number Card usage, such as national government measures, examples of usage, and answers to frequently asked questions, as soon as possible in an easy-to-understand summary. private sector

• My Number Card Info (Useful Information for private sector)

Friends of the My Number Card

Digital Agency has established the "Friends of My Number Card Association" for private sector and local governments that are promoting efforts to expand the use of My Number Card. If you join the Friends of My Number Card Association, we will regularly distribute My Number Card Info. Please consider joining.

• How the Friends of the My Number Card Association handles personal data
• How to Subscribe
  [Digital Agency] Please register through on the form for registration of Friends of My Number Card members.
  *Please register one by one.
  *Please note that we will not send you a confirmation email after submitting the form.
  *The information will be distributed by e-mail, so please set it up so that you can receive e-mails from the "digital. go. jp" domain.

Frequently Asked Questions (FAQ)

Frequently Asked Questions (FAQ):

• Frequently Asked Questions: My Number Card Utilization for private sector

Related Information

• An announcement was made to private sector regarding the use of free space in My Number Card (IC chips).
• Mr. Kono, Minister for Digital Transformation, observed the demonstration of "the app for reading the IC chip in My Number Card (test version)" scheduled to be released in late August (August 1, 2024)
• In order to expand the use of My Number Card in the entertainment field, we will implement verification test related to the prevention of illegal resale etc.
• We will conduct a verification test on the utilization of My Number Card in the entertainment field.
• The competent minister approved the use of Japanese Public Key Infrastructure in private sector (updated on June 6, 2025)
• We held a signing ceremony for the "Agreement on My Number Card Utilization at Convenience Stores" with the Japan Franchise Association.
• Service to provide the latest user information (four types of information) (launched on May 16, 2023)
• Equipping smartphones with My Number Card functions (electronic certification) (launched on May 11, 2023)
• For the time being, there will be no fees associated with the provision of Japanese Public Key Infrastructure electronic certification Invalidation Information for three years.