{
 "protocol": "verified-facts/0.2",
 "key": "jp/health-insurance/kumamoto",
 "label": "Kyōkai Kenpo health insurance rate, Kumamoto (熊本県; employer + employee combined, FY2026)",
 "value": 10.08,
 "unit": "% of standard remuneration (employer + employee)",
 "period": "2026",
 "effectiveFrom": "2026-03-01",
 "effectiveTo": null,
 "source": "https://www.kyoukaikenpo.or.jp/about/business/insurance_rate/rate_prefectures/r08/",
 "quote": "熊本 10.12% ↓ 10.08%",
 "verifiedDate": "2026-10-24",
 "nextScheduledRefresh": "2026-11-28",
 "status": "fresh",
 "ageDays": 1,
 "maxAgeDays": null,
 "previous": {
  "value": 10.12,
  "period": "2025",
  "source": "https://www.kyoukaikenpo.or.jp/about/business/insurance_rate/rate_prefectures/r08/"
 },
 "scope": "全国健康保険協会（協会けんぽ） members only — not 組合健保, 共済 or 国民健康保険. Rates are employer + employee combined (労使折半: each pays half). The prefecture rates apply from 令和8年3月分（4月納付分）(任意継続・日雇特例: 4月分). From 令和8年4月分 the 子ども・子育て支援金率 0.23% is collected on top, and insured persons aged 40–64 also pay the 介護保険料率 1.62%. Quoted as published by 協会けんぽ (出所明示により引用可; 改変不可).",
 "hash": "sha256:2433dd7b0fcb3cbebe4b2b91023404caebbc36f80f04177ded15e9be52e2a8fb",
 "signature": {
  "alg": "EdDSA",
  "kid": "db-2026-10",
  "jws": "eyJhbGciOiJFZERTQSIsImtpZCI6ImRiLTIwMjYtMTAifQ..YUTg-U486vNY4WR5-Ub0NQv8Jt8W2lX_gpQOnVCUGPtAlYpV6oD_bE5_3SBEM74Wblb_sfR3d6LIU1I-2-AEDQ",
  "keys": "https://databutler.dev/.well-known/jwks.json"
 },
 "publisher": {
  "name": "Data Butler",
  "url": "https://databutler.dev/"
 },
 "cite": {
  "url": "https://databutler.dev/f/jp/health-insurance/kumamoto",
  "text": "databutler.dev, verified 2026-10-24 against https://www.kyoukaikenpo.or.jp/about/business/insurance_rate/rate_prefectures/r08/"
 }
}