insured person with optional and continued coverage
任意継続被保険者（ にんいけいぞくひほけんしゃ ）
A person who lost insured status (other than as a specially-insured day laborer (日雇特例被保険者)) on ceasing to be employed at an applicable place of business (適用事業所) or on coming under the proviso to Article 3, paragraph (1), who had been insured without a break for two months or more up to the day before — not counting time as a specially-insured day laborer, with optional and continued coverage or as a member of a mutual aid association (共済組合) — and who asked their insurer to stay insured with it; not a person insured under mariners' insurance (船員保険) or a person with late-stage elderly medical care insurance (後期高齢者医療の被保険者等).
適用事業所に使用されなくなったため、又は第一項ただし書に該当するに至ったため被保険者（日雇特例被保険者を除く。）の資格を喪失した者であって、喪失の日の前日まで継続して二月以上被保険者（日雇特例被保険者、任意継続被保険者又は共済組合の組合員である被保険者を除く。）であったもののうち、保険者に申し出て、継続して当該保険者の被保険者となった者
Article 3, paragraph (4) See it in the glossary JHIA
協会（ きょうかい ）
The Japan Health Insurance Association (全国健康保険協会), set up under Article 7-2 to run health insurance for insured persons who are not members of a health insurance society (健康保険組合).
Article 7-2, paragraph (1) See it in the glossary long-term care payment
介護納付金（ かいごのうふきん ）
The long-term care benefit and community support project support payment (介護給付費・地域支援事業支援納付金) collected each fiscal year from medical insurers (医療保険者) under Article 150 of the Long-Term Care Insurance Act.
Article 7-2, paragraph (3) See it in the glossary young-old payments, etc.
前期高齢者納付金等（ ぜんきこうれいしゃのうふきんとう ）
The payment for persons in the early stage of old age (前期高齢者納付金) and the related administrative expense contribution (前期高齢者関係事務費拠出金), which are collected from insurers each fiscal year under Article 36 of the Act on Assurance of Medical Care for Elderly People.
Article 7-2, paragraph (3) See it in the glossary children and child-rearing support levy
子ども・子育て支援納付金（ こども・こそだてしえんのうふきん ）
The children and child-rearing support levy (子ども・子育て支援納付金) that the government collects every fiscal year from fiscal 2026 from health insurers and similar bodies (健康保険者等) under Article 71-3, paragraph (1) of the Act on Support for Children and Child-rearing, to meet the costs that paragraph lists.
Article 7-2, paragraph (3) See it in the glossary aid for the old-old, etc.
後期高齢者支援金等（ こうきこうれいしゃしえんきんとう ）
The support payment for persons in the late stage of old age (後期高齢者支援金), the related administrative expense contribution (後期高齢者関係事務費拠出金) and the administrative expense contribution related to childbirth and childcare (出産育児関係事務費拠出金) under the Act on Assurance of Medical Care for Elderly People.
Article 7-2, paragraph (3) See it in the glossary contribution for securing medical care in the early phase of an epidemic, etc.
流行初期医療確保拠出金等（ りゅうこうしょきいりょうかくほきょしゅつきんとう ）
The contribution for securing medical care in the early phase of an epidemic (流行初期医療確保拠出金) and the related administrative expense contribution (流行初期医療確保関係事務費拠出金), which insurers must pay under Article 36-14 of the Act on the Prevention of Infectious Diseases and Medical Care for Patients with Infectious Diseases.
Article 7-2, paragraph (3) See it in the glossary insurer, etc.
保険者等（ ほけんしゃとう ）
Throughout this Act except in Article 164, paragraphs (2) and (3), Article 180, paragraphs (1), (2) and (4) and Article 181, paragraph (1): the Minister of Health, Labour and Welfare for a person insured in the health insurance run by the Japan Health Insurance Association (全国健康保険協会), and the health insurance society (健康保険組合) for a person insured in the health insurance it runs.
被保険者が協会が管掌する健康保険の被保険者である場合にあっては厚生労働大臣、被保険者が健康保険組合が管掌する健康保険の被保険者である場合にあっては当該健康保険組合
Article 39, paragraph (1) See it in the glossary