About new issuance and renewal of digital certificate of my number card

When the expiration date of the digital certificate of My Number Card expires, you will not be able to use the convenience store issuance service for various certificates, log in to the minor portal, use of health insurance cards, electronic applications such as e-Tax (electronic tax return), etc. (It can be used as identity verification documents).
For more information about the functions of My Number Card and Digital Certificate, see the page on the overview of My Number Card (Digital Certificate).

Please note that after new issuance and renewal, each digital certificate may not be available until the next day or later.

• e-Tax (digital certificate for signature) NTA website (outside site)
• Minor Portal Login (Electronic Certificate for User Certification) Minor Portal HP (outside site)

We send you an expiration date notice in a blue envelope or white envelope. Please follow the enclosed information at the My Number Card Special Center or at the ward office Family Registry Division Registration Section.

You can renew your digital certificate at the My Number Card Special Center, which has jurisdiction over your ward. Advance reservations are required for the procedure.
※Address, name, etc. cannot be changed at the special center. If there is a change in Address or your name, please go to the ward office in your ward.
※The special center where you can apply for the procedure differs depending on your ward. Specifically, please confirm page of my number card special center.

After the next day three months before the expiration date (for example, if the expiration date is July 15: after April 16)
※If you reissue it three months before the expiration date, the expiration date of the newly issued digital certificate will be reduced by one year.

　Please make a reservation from the Yokohama City My Number Card Reservation System.
　■Yokohama City My Number Card Reservation System
　　https://mncardrsv.city.yokohama.lg.jp/ (external site)

　Please make a reservation from the Yokohama City My Number Card Reservation System.
　■Yokohama City My Number Card Reservation System
　　https://mncardrsv.city.yokohama.lg.jp/ (external site)

　You need to issue a reservation ID before making a reservation.
　Please issue reservation ID from Yokohama-shi my number card reservation system (electronic certificate update).
　■Yokohama-shi my number card reservation system (electronic certificate update)
　　https://mncardrsv.city.yokohama.lg.jp/s/UpdateDigitalRegister (external site)

　Please make a reservation with the Yokohama City My Number Card exclusive dial.
　■Dial for Yokohama City My Number Card
　　0120-321-590 (free)
　　※If you cannot connect with some IP phones, please call 045-550-5454.
　　※If you have hearing or language disabilities, fax: Please use 045-350-8484.
　

• My Number Card

It will be done by legal representative. Please bring your next belongings.

• My Number Card
• Identification documents (My Number Card, Driver's License, etc.) with a photo issued by a public office in legal representative
• Documents proving the right of representation, such as family register and Certificate of Registration

<Notes>

• If you have forgotten or cannot confirm the PIN set on your My Number Card, you may be asked to legal representative to present one personal identification document with a face photo issued by the public office and another personal identification document.
• In principle, we do not issue a digital certificate for signature to persons under the age of 15 and adult wardes, but if you wish to issue or renew a digital certificate for signature, you must accompany you Is required.

• My Number Card
• Identification documents (My Number Card, Driver's License, etc.) with a photo issued by a public office in proxy/agent
• Letter of Response and Power of Attorney

<Notes>

• If you have forgotten or cannot confirm the PIN set on your My Number Card, you may be asked to proxy/agent to present one personal identification document with a face photo issued by the public office and another personal identification document.
• The answer sheet and power of attorney are enclosed in the envelope for the expiration date notice. Please fill in all required items, put it in an envelope, seal it, and keep it in proxy/agent without knowing your PIN.
• If you have lost your answer sheet and power of attorney, please contact your ward office Family Registry Division Registration Section.

The handling is different when a same household employee issues or renews an electronic certificate on the same day as the notification of relocation or relocation. For details, please refer to the change in Address of My Number Card.

Documents that contain "Name and Date of Birth" or "Name and Address" and whose information is consistent with resident certificate's latest information is required. Documents with an expiration date are limited to those within the expiration date.

When renewing the digital certificate, check the set PIN. If you do not verify your PIN, you will not be able to renew your digital certificate, so please check in advance and come to the counter. In the case of procedures by proxy/agent, the staff will verify the password written on the answer sheet and proxy.

If you cannot verify your PIN, you will need to reset your PIN. Specifically, please see page about change of personal identification number of my number card (electronic certificate).

We can download style of application from Yokohama-shi electronic application, report service.
Page (outside site) of Yokohama-shi electronic application, report service

You can install the digital certificate of My Number Card on your smartphone. ※android terminal only
In addition, please see WEB page (outside site) of digital certificate equipped service for smartphone (digital agency) for summary. You can check the available smartphones from here.

You can apply from the minor portal site (outside site).

Minor Portal Site | Frequently Asked Questions (External Sites)
Or
My Number Comprehensive Toll Free Number
0120-95-0178
Follow the voice guidance and select No. 4 of the menu number.
Weekdays: From 9:30 to 20:00
Saturdays, Sundays, and holidays: From 9:30 to 17:30 (excluding the year-end and New Year holidays)