My Number Card Japan: My Number Card in Japan is an official identification card that contains your unique 12-digit “My Number.” This number is used by the Japanese government to identify individuals for administrative, tax, and social security purposes. The card is more than just a photo ID—it also works as a digital certificate, allowing you to submit tax returns, apply for government services, and complete other procedures online.

https://www.belongingjapan.com/how-to-guide/finance/my-number-card-japan/

在日外国人向けメディアサイト「belonging JAPAN」にて、解説記事が掲載されました。マイナンバーカードについて解説しています。

記事はこちら
My Number Card Japan: Complete Guide for Foreign Residents