マイナンバー

mai namba
nounIntermediateLoanword from EnglishMy Number
⚖️Law
formal

A unique 12-digit identification number assigned to all residents of Japan for tax, social security, and disaster response purposes.

マイナンバー制度は2016年に導入されました。

The My Number system was introduced in 2016.

マイナンバーカードを紛失した場合は速やかに届け出てください。

Please report immediately if you lose your My Number card.

💡

The system aims to streamline administrative processes and prevent fraud.

Collocations

マイナンバー制度My Number systemマイナンバーカードMy Number cardマイナンバーの通知My Number notification

Synonyms

Related Phrases

マイナンバーの登録phrase
My Number registration
マイナンバーの確認phrase
My Number verification

💡Pro Tip

Card vs. Number

The 'マイナンバー' refers to the number itself, while 'マイナンバーカード' is the physical card that displays the number.

Gold Rule

Privacy Protection

Always keep your My Number and card secure, as it is a sensitive personal identifier.

📖Word Origin

Derived from the English phrase 'My Number', adopted in Japanese as a loanword for the national identification system.

📝Usage Notes

The term is used in formal contexts related to government administration and personal identification. It is not used in casual conversation.

Word Breakdown

マイ
my
prefix
+
ナンバー
number
root
和英辞典