My Number is a 12-digit number assigned to individuals living in Japan under the social security, tax and measures against disasters.
If you are registered as a resident in Japan, your Individual Number is printed on the notification card that you receive from the ward office of your registered address. You must keep it securely.
Furthermore, since My Number has personal information data, you should not provide your My Number (Card) to others indiscriminately. Please take care concerning suspicious telephone calls, emails, letters and visits, etc. concerning the My Number.
You can make an application for your My Number Card via the website or by mail. It takes about one month from the application for My Number Card until the shipment of Notice of Issuance by municipalities.
About My Number