{
  "spec_version": "5",
  "endpoint": "ceo-person",
  "stock_code": "2702",
  "company_name": "日本マクドナルド",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/2702/executives/ceo/yagi-yasuyuki/",
  "api_url": "/api/2702/ceo/yagi-yasuyuki.json",
  "updated": "2026-10-18",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/2702/executives/ceo/yagi-yasuyuki/",
  "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": "yagi-yasuyuki",
    "name": "八木康行",
    "kana": "やぎ　やすゆき",
    "surname": "八木",
    "given_name": "康行",
    "origin": "生え抜き（1974年入社）。藤田田氏が会長へ就任したあとの2002年3月に社長へ就任した",
    "origin_type": "生え抜き",
    "education": "成城大学経済学部 (1974)",
    "education_source": "https://ja.wikipedia.org/wiki/八木康行",
    "career": [
      {
        "company": "日本マクドナルド",
        "from": "1974",
        "to": "2004-05",
        "roles": [
          {
            "date": "1974",
            "role": "入社",
            "event": "入社"
          },
          {
            "date": "2002-03",
            "role": "代表取締役社長",
            "board": "代表取締役",
            "title": "社長",
            "is_ceo_appointed": true
          },
          {
            "date": "2004-05",
            "role": "社長退任",
            "title": "社長",
            "event": "退任",
            "is_ceo_retired": true,
            "retirement_basis": "press"
          }
        ]
      },
      {
        "company": "リンガーハット",
        "from": "2005-05",
        "roles": [
          {
            "date": "2005-05",
            "role": "代表取締役社長",
            "board": "代表取締役",
            "title": "社長"
          }
        ]
      }
    ],
    "references": [
      {
        "source": "The Japan Times 2004年5月13日「McDonald's Japan chief quits after two years」",
        "url": "https://www.japantimes.co.jp/news/2004/05/13/business/mcdonalds-japan-chief-quits-after-two-years/",
        "for": [
          "career"
        ]
      },
      {
        "source": "日経ビジネス 2004年11月1日号 No.1265「繁栄支えた番頭の反乱 日本マクドナルド社長→リンガーハット次期社長 八木康行氏」（日経BP）",
        "for": [
          "career"
        ]
      }
    ],
    "html_url": "https://the-shashi.com/tse/2702/executives/ceo/yagi-yasuyuki/",
    "term_start": "2002-03",
    "term_end": "2004-05",
    "api_url": "https://the-shashi.com/api/2702/ceo/yagi-yasuyuki.json",
    "list_api_url": "https://the-shashi.com/api/2702/ceo.json",
    "predecessor": {
      "slug": "fujita-den",
      "name": "藤田田",
      "api_url": "https://the-shashi.com/api/2702/ceo/fujita-den.json"
    },
    "successor": {
      "slug": "harada-eiko",
      "name": "原田泳幸",
      "api_url": "https://the-shashi.com/api/2702/ceo/harada-eiko.json"
    }
  }
}