{
  "spec_version": "6",
  "endpoint": "ceo-person",
  "stock_code": "9064",
  "company_name": "ヤマトホールディングス",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/9064/executives/ceo/ogura-masao/",
  "api_url": "/api/9064/ceo/ogura-masao.json",
  "updated": "2026-11-12",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/9064/executives/ceo/ogura-masao/",
  "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": "ogura-masao",
    "name": "小倉昌男",
    "kana": "おぐら　まさお",
    "surname": "小倉",
    "given_name": "昌男",
    "hometown": "東京都",
    "birthdate": "1924-12-13",
    "prev_role": null,
    "career": [
      {
        "company": "大和運輸",
        "from": "1948",
        "to": null,
        "roles": [
          {
            "date": "1948",
            "role": "入社"
          },
          {
            "date": "1960",
            "role": "営業部長"
          },
          {
            "date": "1961",
            "role": "取締役"
          },
          {
            "date": "1965",
            "role": "専務取締役（トラック本部長）"
          }
        ]
      },
      {
        "company": "ヤマトホールディングス",
        "from": "1971-03",
        "to": "1987-06",
        "roles": [
          {
            "date": "1971-03",
            "role": "取締役社長",
            "board": "取締役",
            "title": "社長",
            "is_ceo_appointed": true
          },
          {
            "date": "1987-06",
            "role": "社長退任（取締役会長へ）",
            "title": "社長",
            "event": "退任",
            "next": "取締役会長",
            "is_ceo_retired": true,
            "retirement_basis": "press"
          },
          {
            "date": "1987-06",
            "role": "取締役会長",
            "board": "取締役",
            "title": "会長"
          }
        ]
      }
    ],
    "references": [
      {
        "source": "ヤマト運輸70年史（ヤマト運輸、1991）",
        "for": [
          "career"
        ]
      },
      {
        "source": "日本の経営者 1982年版【役員】",
        "for": [
          "career",
          "birthdate"
        ]
      },
      {
        "source": "会社年鑑 1961年版【役員】",
        "for": [
          "career"
        ]
      },
      {
        "source": "会社年鑑 1962年版【役員】",
        "for": [
          "career"
        ]
      },
      {
        "source": "会社年鑑 1966年版【役員】",
        "for": [
          "career"
        ]
      },
      {
        "source": "ダイヤモンド会社職員録 1966年版【役員】",
        "for": [
          "career"
        ]
      }
    ],
    "html_url": "https://the-shashi.com/tse/9064/executives/ceo/ogura-masao/",
    "term_start": "1971-03",
    "term_end": "1987-06",
    "api_url": "https://the-shashi.com/api/9064/ceo/ogura-masao.json",
    "list_api_url": "https://the-shashi.com/api/9064/ceo.json",
    "predecessor": {
      "slug": "ogura-yasuomi",
      "name": "小倉康臣",
      "api_url": "https://the-shashi.com/api/9064/ceo/ogura-yasuomi.json"
    },
    "successor": {
      "slug": "都築幹彦",
      "name": "都築幹彦",
      "api_url": "https://the-shashi.com/api/9064/ceo/都築幹彦.json"
    }
  }
}