Daily Life
About the My Number System
July 16, 2026
This page provides information about Japan's My Number system and how to use it. My Number is a unique identification number assigned to every individual living in Japan. For details on applications and procedures, please contact your local municipal office.
What is the My Number System?
In Japan, each individual is assigned a My Number.
My Number Card
- **Information on the card**: The card shows your name, address, and other details.
- **When to use it**: It is used for administrative procedures and identity verification.
- **How to apply**: You need to apply at your local city, ward, town, or village office.
- **How to receive it**: You will receive it through a designated method.
Important: Handle Your My Number Card with Care
Your My Number Card is an important document, so please handle it carefully.
Other Information
You can also check other matters related to My Number at your local city, ward, town, or village office.
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Source: Immigration Services Agency of Japan "Life and Work Guidebook" 第8版
https://www.moj.go.jp/isa/support/portal/guidebook_all.html
This article was reorganized by ＳＩＡデジタルテクノロジー株式会社 based on the above source.
※This language version is a machine translation from the Japanese version (ＳＩＡデジタルテクノロジー株式会社).
This information is reference material based on official announcements. Always verify accurate information on official websites or with relevant authorities.