# 健康保険法 / Health Insurance Act — 第四条 (Article 4)

- Law: 健康保険法 (Health Insurance Act), 大正十一年法律第七十号
- English title "Health Insurance Act": Ministry of Justice translation
- Kind: Act — the distinction between 法律 (Act), 政令 (Cabinet Order), 省令 (Ministerial Order) and 条例 (local ordinance) decides who may issue it and what it may say.
- Provision: 第四条 (Article 4)（保険者） — address `art-4`
- Text in force since: 2026-10-01
- URL (the page that opens at this provision): https://japanlaw.org/en/health-insurance-act/art-4
- Permanent URL (e-Gov law ID, never renamed): https://japanlaw.org/l/211AC0000000070/art-4
- Every provision below carries its address and both URLs on the line under it.
- Japanese text: e-Gov 法令検索, Digital Agency (デジタル庁). English: as marked on each line below.

Only the Japanese as published by the government has legal effect; the text
below is a copy of it. Every English rendering below is a translation and
says which kind: the Ministry of Justice's translation, or this
site's machine translation, whose model and date the Sources list names.
They are never merged and never substituted for one another.

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### 第四条（保険者） — (Insurers)
<sup>caption: Ministry of Justice translation — Japanese Law Translation Database System</sup>
<sup>art-4 · https://japanlaw.org/en/health-insurance-act/art-4 · https://japanlaw.org/l/211AC0000000070/art-4</sup>

  **第一項**  健康保険（日雇特例被保険者の保険を除く。）の保険者は、全国健康保険協会及び健康保険組合とする。
  <sup>art-4/par-1 · https://japanlaw.org/en/health-insurance-act/art-4/par-1 · https://japanlaw.org/l/211AC0000000070/art-4/par-1</sup>
  The insurers providing insurance (excluding insurance for specially-insured day laborers) are Japan Health Insurance Association and health insurance societies.
  <sup>Ministry of Justice translation — Japanese Law Translation Database System</sup>

## Cited by

1 provision cites this one. No official source publishes this direction.

- 健康保険法 附則第十五条第一項（健康保険法等の一部改正に伴う経過措置） — https://japanlaw.org/en/health-insurance-act/suppl-5051-48/art-15/par-1 · https://japanlaw.org/l/211AC0000000070/suppl-5051-48/art-15/par-1

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## Sources

- e-Gov 法令検索, Digital Agency (デジタル庁) — 健康保険法 — the text in force from 2026-10-01 (https://laws.e-gov.go.jp/law/211AC0000000070/20261001_507AC0000000087), retrieved 2026-10-10
- Japanese Law Translation Database System, Ministry of Justice (法務省) — Health Insurance Act — Ministry of Justice translation (https://www.japaneselawtranslation.go.jp/en/laws/view/3266/tb), retrieved 2026-10-10
- This site's parser, version 189 — 健康保険法 — structure, counts, cross-references and defined terms, computed 2026-10-10