{
  "spec_version": "5",
  "endpoint": "ceo-person",
  "stock_code": "maruha",
  "company_name": "マルハ",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/maruha/executives/ceo/nakabe-keijiro/",
  "api_url": "/api/maruha/ceo/nakabe-keijiro.json",
  "updated": "2026-10-27",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/maruha/executives/ceo/nakabe-keijiro/",
  "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": "nakabe-keijiro",
    "name": "中部慶次郎",
    "kana": "なかべ　けいじろう",
    "surname": "中部",
    "given_name": "慶次郎",
    "birthdate": "1933-02-23",
    "hometown": "山口県",
    "education": "慶應義塾大学経済学部 (1955)",
    "prev_role": "代表取締役副社長",
    "origin": "創業家（1955年入社）。系列の大東石油で20年あまり専務・社長を務め、1987年に本体の副社長へ戻った",
    "origin_type": "創業家",
    "career": [
      {
        "company": "大洋漁業",
        "from": "1955-04",
        "to": "1961-11",
        "roles": [
          {
            "date": "1955-04",
            "role": "入社"
          }
        ]
      },
      {
        "company": "大東石油",
        "from": "1961-11",
        "to": "1987-04",
        "roles": [
          {
            "date": "1961-11",
            "role": "常務取締役"
          },
          {
            "date": "1966-11",
            "role": "代表取締役専務"
          },
          {
            "date": "1976-11",
            "role": "代表取締役社長"
          }
        ]
      },
      {
        "company": "大洋漁業",
        "from": "1987-04",
        "to": null,
        "roles": [
          {
            "date": "1987-04",
            "role": "代表取締役副社長"
          },
          {
            "date": "1989-06",
            "role": "代表取締役社長",
            "is_ceo_appointed": true
          },
          {
            "date": "2002-03",
            "role": "取締役会長"
          },
          {
            "date": "2002-03",
            "role": "社長退任（取締役会長へ）",
            "is_ceo_retired": true,
            "retirement_basis": "disclosure"
          }
        ]
      },
      {
        "company": "大洋球団",
        "from": "1990-03",
        "to": null,
        "concurrent": true,
        "roles": [
          {
            "date": "1990-03",
            "role": "取締役オーナー"
          },
          {
            "date": "1994-03",
            "role": "代表取締役オーナー"
          }
        ]
      }
    ],
    "references": [
      {
        "source": "マルハ 適時開示「代表取締役の異動」（2002年2月15日）",
        "url": "https://web.archive.org/web/2004/http://www.maruha.co.jp:80/news/pdf/news020215_2.pdf",
        "for": [
          "career",
          "education",
          "hometown",
          "birthdate"
        ]
      }
    ],
    "html_url": "https://the-shashi.com/tse/maruha/executives/ceo/nakabe-keijiro/",
    "term_start": "1989-06",
    "term_end": "2002-03",
    "api_url": "https://the-shashi.com/api/maruha/ceo/nakabe-keijiro.json",
    "list_api_url": "https://the-shashi.com/api/maruha/ceo.json",
    "predecessor": {
      "slug": "amatatsu-yushiro",
      "name": "天辰祐之郎",
      "api_url": "https://the-shashi.com/api/maruha/ceo/amatatsu-yushiro.json"
    },
    "successor": {
      "slug": "igarashi-yuji",
      "name": "五十嵐勇二",
      "api_url": "https://the-shashi.com/api/maruha/ceo/igarashi-yuji.json"
    }
  }
}