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Resetting PIN for My Number Card

Final update date March 5, 2021

Resetting PIN

If you have forgotten the PIN set on your My Number Card or have entered your PIN three times in a row (five times for the digital certificate for signature) (locked), reset your PIN Is required.

If you can enter your current PIN and want to change its PIN, see the page on changing your PIN on your My Number Card.

Reception desk

The procedure for resetting your PIN is accepted at your ward office in Family Registry Division.
※It cannot be reset with user client software (public personal authentication service via the Internet).

When the person does the procedure

What you need

  • My number card

When legal representative does the procedure (if you have a locked My Number card that you have forgotten your PIN, you are under 15 years old, if you are an adult ward)

What you need

  • My Number Card for the person who resets the PIN
  • One identification document such as a driver's license and qualification with a face photo issued by a public office in legal representative's
  • Documents confirming proxy rights
    • If you are under 15: family register's Certificate of All matters (certificate of family register
      ※There is no need to have a permanent domicile. Also, if you can confirm that you are a legal representative if it can be confirmed as a resident certificate.
    • If you are an adult ward: Certificate of Registration for Adult Guardianship

When an Optional proxy/agent

After receiving the application, we will mail the document to the person who will reset the PIN and confirm the new PIN (document inquiry).
Please note that the procedure will not be completed on the day of application. For more information, please contact our ward office Family Registry Division, please.

Necessary items at the time of application

  • My Number Card for the person who resets the PIN
  • Optional proxy/agent's identity verification document (Identity verification document without a face photo is acceptable)

Necessary items when bringing your inquiry response

  • My Number Card for the person who resets the PIN
  • One identification document such as a driver's license or qualification with a face photo issued by a public office in proxy/agent
  • required items's Response Form
  • Power of Attorney (There is an entry field in the answer sheet)

Other

The identity verification documents presented at the counter at the time of the procedure will be copied.
Please note that this copy will be kept at the ward office along with the application form.

Application form and entry example

In the case of the next agency, you can apply smoothly if you fill out the application form at home etc. in advance.

Inquiries about the My Number system

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