{
  "spec_version": "6",
  "endpoint": "ceo-person",
  "stock_code": "3407",
  "company_name": "旭化成",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/3407/executives/ceo/hiruta-shiro/",
  "api_url": "/api/3407/ceo/hiruta-shiro.json",
  "updated": "2026-10-29",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/3407/executives/ceo/hiruta-shiro/",
  "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": "hiruta-shiro",
    "name": "蛭田史郎",
    "kana": "ひるた　しろう",
    "surname": "蛭田",
    "given_name": "史郎",
    "origin": "生え抜き（1964年入社）。エンジニアリング樹脂・レオナの工場長など化学畑を歩み、2002年に副社長、2003年4月に社長へ。持株会社制のもとで事業会社の収益改善を進めた",
    "origin_type": "生え抜き",
    "hometown": "福島県いわき市",
    "education": "横浜国立大学工学部応用化学科 (1964)",
    "education_source": "https://www.lib.ynu.ac.jp/proud/list/2023-hiruta-shirou.html",
    "prev_role": "取締役副社長",
    "career": [
      {
        "company": "旭化成",
        "from": "1964-04",
        "to": null,
        "roles": [
          {
            "date": "1964-04",
            "role": "入社",
            "event": "入社"
          },
          {
            "date": "1995-01",
            "role": "レオナ工場長",
            "dept": "レオナ工場長"
          },
          {
            "date": "1997-06",
            "role": "取締役 電子・機能製品事業部門副部門長",
            "board": "取締役",
            "dept": "電子・機能製品事業部門副部門長"
          },
          {
            "date": "1998-06",
            "role": "エレクトロニクス事業部門",
            "dept": "エレクトロニクス事業部門"
          },
          {
            "date": "1999-06",
            "role": "常務取締役",
            "board": "取締役",
            "title": "常務"
          },
          {
            "date": "2001-06",
            "role": "専務取締役",
            "board": "取締役",
            "title": "専務"
          },
          {
            "date": "2002-06",
            "role": "取締役副社長",
            "board": "取締役",
            "title": "副社長"
          },
          {
            "date": "2003-04",
            "role": "代表取締役社長",
            "board": "代表取締役",
            "title": "社長",
            "is_ceo_appointed": true
          },
          {
            "date": "2003-06",
            "role": "社長執行役員",
            "officer": "社長執行役員"
          },
          {
            "date": "2010-04",
            "role": "社長退任（次期社長登用による推定）",
            "title": "社長",
            "event": "退任",
            "estimated": true,
            "is_ceo_retired": true,
            "retirement_basis": "next_ceo"
          }
        ]
      }
    ],
    "html_url": "https://the-shashi.com/tse/3407/executives/ceo/hiruta-shiro/",
    "term_start": "2003-04",
    "term_end": "2010-04",
    "api_url": "https://the-shashi.com/api/3407/ceo/hiruta-shiro.json",
    "list_api_url": "https://the-shashi.com/api/3407/ceo.json",
    "predecessor": {
      "slug": "yamamoto-kazumoto",
      "name": "山本一元",
      "api_url": "https://the-shashi.com/api/3407/ceo/yamamoto-kazumoto.json"
    },
    "successor": {
      "slug": "fujiwara-taketsugu",
      "name": "藤原健嗣",
      "api_url": "https://the-shashi.com/api/3407/ceo/fujiwara-taketsugu.json"
    }
  }
}