Lost Health Insurance Card or Eligibility Confiemation Document
Insured persons and dependents need to handle their health insurance card or Eligibility Confirmation Document with care because the EY Japan Health Insurance Society cannot freeze them even if lost or stolen.
If your health insurance card or Eligibility Confirmation Document is lost or stolen, you must immediately report the loss to the police and complete the lost health insurance card or Eligibility Confirmation Document procedure with the Health Insurance Society.
After December 2, 2024, a health insurance card will no longer be issued, please register your Individual Number Card as a health insurance card or apply to issue an Eligibility Confirmation Document.
Insured persons with optional continued insurance should contact the EY Japan Health Insurance Society.
After December 2, 2024, a health insurance card will no longer be issued.

Lost Healh Insurance Card
Report of loss (damage) of health insurance card, Eligibility Confirmation Document or Elderly Beneficiary health insurance card Due to Loss/Damage, please take one of the following actions:
- Report of loss (damage) of health insurance card
PDF Completed Sample
Registering your Individual Number Card as a health insurance card | Please refer to "How to Register your Individual Number Card as a health insurance card" under "Use of an Individual Number Card as a health insurance card". |
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Applying for the issuance of an Eligibility Confirmation Document (資格確認書) |
Application for (Re)issuance of Eligibility Confirmation Document |
Lost Eligibility Confirmation Document
Please take one of the following:
Registering your Individual Number Card as a health insurance card | Please refer to "How to Register your Individual Number Card as a health insurance card " under "Use of an Individual Number Card as a health insurance card". |
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If you do not have an Individual Number Insurance Card and would like to continue to use your Eligibility Confirmation Document to receive medical treatment, please apply for a reissuance of your Eligibility Confirmation Document. | Application Form for Issue Certification of Health Insurance Eligibility |