{
  "spec_version": "6",
  "endpoint": "ceo-person",
  "stock_code": "4004",
  "company_name": "レゾナックHD",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/4004/executives/ceo/hinohara-setsuzo/",
  "api_url": "/api/4004/ceo/hinohara-setsuzo.json",
  "updated": "2026-10-29",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/4004/executives/ceo/hinohara-setsuzo/",
  "source": {
    "person": {
      "primary": [
        "有価証券報告書（役員の状況）"
      ],
      "extraction": "EDINET の XBRL から機械抽出した役員表を土台に、雑誌記事・社史・報道で経歴と出自を補完",
      "caveat": "在任区間は career の is_ceo_appointed が正本。退任年月は次の代の就任年月から決まる"
    }
  },
  "person": {
    "slug": "hinohara-setsuzo",
    "name": "日野原節三",
    "kana": "ひのはら　せつぞう",
    "surname": "日野原",
    "given_name": "節三",
    "hometown": "山梨県東八代郡",
    "education": "東京帝国大学法学部独法科／現・東京大学 (1927)",
    "education_source": "https://ja.wikipedia.org/wiki/日野原節三",
    "prev_role": null,
    "career": [
      {
        "company": "レゾナックHD",
        "from": "1947-03",
        "to": "1949-05",
        "roles": [
          {
            "date": "1947-03",
            "role": "取締役社長（第4代）",
            "board": "取締役",
            "title": "社長",
            "is_ceo_appointed": true
          },
          {
            "date": "1949",
            "role": "社長退任（昭和電工事件で辞任）",
            "title": "社長",
            "event": "退任",
            "is_ceo_retired": true,
            "retirement_basis": "history"
          }
        ]
      }
    ],
    "references": [
      {
        "source": "昭和電工五十年史（1977）第3章「日野原節三社長の就任」「日野原社長の退任と経営陣の交替」",
        "for": [
          "career"
        ]
      }
    ],
    "html_url": "https://the-shashi.com/tse/4004/executives/ceo/hinohara-setsuzo/",
    "term_start": "1947-03",
    "term_end": "1949-05",
    "api_url": "https://the-shashi.com/api/4004/ceo/hinohara-setsuzo.json",
    "list_api_url": "https://the-shashi.com/api/4004/ceo.json",
    "predecessor": {
      "slug": "森暁",
      "name": "森暁",
      "api_url": "https://the-shashi.com/api/4004/ceo/森暁.json"
    },
    "successor": {
      "slug": "nagai-seiji",
      "name": "永井清次",
      "api_url": "https://the-shashi.com/api/4004/ceo/nagai-seiji.json"
    }
  }
}