A Multilingual Call Center for the Social Security and Tax Number System (My Number System) is Available (Free of Charge)


[English, Chinese, Korean, Spanish and Portuguese]

Regarding the Social Security and Tax Number System: ☎ 0120-0178-26

Regarding the nortification card (tsuchi ka-do) or the Individual Number Card (kojin bango ka-do):

                                                                              ☎ 0120-0178-27


Operating Hours


Weekdays: 9:30 am – 22:00 pm

Weekends and public holidays: 9:30 am – 17:30 pm (Not operating during New Year Period 29 Dec-3 Jan)


[Chinese, Korean, Spanish and Portuguese]

Weekdays: 9:30 am – 20:00 pm




【組織名】 総務部 IT推進室
【連絡先】 098-893-4411 (代表)
・ 番号制度担当 (内線271,378)
【窓 口】 IT推進室:本館2階 庁舎内マップ