Lost Health Insurance Card in Japan: What to Do

Simple steps if you lose a health insurance card or My Number health insurance information in Japan.

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Yasashii JP simple guide image
Quick checklist

  • Act Quickly
  • Check Misuse Risk
  • Reissue Procedure
  • Hospital Visit
  • Keep Copies

Act Quickly

If you lose your insurance card, contact your company, city office, or insurance organization depending on your insurance type.

Check Misuse Risk

If it may have been stolen, ask whether you should report it to police or the insurance office.

Reissue Procedure

You may need your residence card, My Number information, and other ID for reissue.

Hospital Visit

If you need to go to a hospital before reissue, ask the insurance office what document you can show.

Keep Copies

Keep photos or copies of important cards in a safe place, but protect personal information.

Source and note

This article is based on official public information and is written in simple English. Procedures may differ by person and city. Please check the official page or a consultation office for your own case.

Source: https://www.mhlw.go.jp/stf/seisakunitsuite/bunya/kenkou_iryou/iryouhoken/index.html