{
  "spec_version": "5",
  "endpoint": "ceo-person",
  "stock_code": "7951",
  "company_name": "ヤマハ",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/7951/executives/ceo/kawashima-hiroshi/",
  "api_url": "/api/7951/ceo/kawashima-hiroshi.json",
  "updated": "2026-10-13",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/7951/executives/ceo/kawashima-hiroshi/",
  "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": "kawashima-hiroshi",
    "name": "河島博",
    "kana": "かわしま　ひろし",
    "surname": "河島",
    "given_name": "博",
    "origin": "生え抜き（1951年入社）。レコードと楽器の営業畑を一貫して歩み、ヤマハインターナショナル社長を経て1977年1月に第5代社長へ就任した。川上家以外から出た戦後初の社長",
    "origin_type": "生え抜き",
    "hometown": "静岡県浜松市",
    "birthdate": "1930-12-05",
    "education": "名古屋経済専門学校／現・名古屋市立大学経済学部 (1951)",
    "prev_role": "専務取締役",
    "milestone": "川上家以外から出た戦後初の社長",
    "career": [
      {
        "company": "日本楽器製造",
        "from": "1951",
        "to": "1980",
        "roles": [
          {
            "date": "1951",
            "role": "入社"
          },
          {
            "date": "1959",
            "role": "営業課長"
          },
          {
            "date": "1965",
            "role": "大阪支店長"
          },
          {
            "date": "1966",
            "role": "取締役"
          },
          {
            "date": "1968",
            "role": "ヤマハインターナショナル 常務"
          },
          {
            "date": "1972",
            "role": "ヤマハインターナショナル 社長"
          },
          {
            "date": "1974",
            "role": "常務取締役"
          },
          {
            "date": "1976",
            "role": "専務取締役"
          },
          {
            "date": "1977-01",
            "role": "代表取締役社長",
            "is_ceo_appointed": true
          },
          {
            "date": "1980",
            "role": "社長退任",
            "is_ceo_retired": true,
            "retirement_basis": "press"
          }
        ]
      }
    ],
    "html_url": "https://the-shashi.com/tse/7951/executives/ceo/kawashima-hiroshi/",
    "term_start": "1977-01",
    "term_end": "1983",
    "api_url": "https://the-shashi.com/api/7951/ceo/kawashima-hiroshi.json",
    "list_api_url": "https://the-shashi.com/api/7951/ceo.json",
    "predecessor": {
      "slug": "kawakami-genichi",
      "name": "川上源一",
      "api_url": "https://the-shashi.com/api/7951/ceo/kawakami-genichi.json"
    },
    "successor": {
      "slug": "kawakami-hiroshi",
      "name": "川上浩",
      "api_url": "https://the-shashi.com/api/7951/ceo/kawakami-hiroshi.json"
    }
  }
}