内閣府 Cabinet Office, Government of Japan

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マイナンバー(社会保障・税番号制度)

English/英語

The Japanese government will adopt the Social Security and Tax Number System in order to (1) enhance the social security to people who truly need it, (2) enhance public convenience and (3) develop the efficiency in administration.

Introducing the Social Security and Tax Number System as a Form of Social Infrastructure to Support Daily Living

What is the Social Security and Tax Number System?

Applicable Law

Call Center for the Social Security and Tax Number System (Multilingual Service)

  • The Call Center will handle your inquiries concerning the Social Security and Tax Number System.
  • 1) Telephone No. 0120-0178-26 (FreeCall)
  • 2) Call Center Hours
    Weekdays : 9:30 a.m. to 20:00 p.m.
    weekends and national holidays : 9:30 a.m. to 17:30 p.m. (Excluding December 29 to January 3)
  • 3) Languages Handled
    The Call Center will handle calls in six languages: Japanese, English, Chinese, Korean, Spanish, and Portuguese.
    (*Service for Chinese, Korean, Spanish, and Portuguese is scheduled to begin on April 1, 2015.)

Past Information

内閣府 Cabinet Office, Governmentof Japan〒100-8914 東京都千代田区永田町1-6-1
電話番号 03-5253-2111(大代表)