{
  "spec_version": "4",
  "endpoint": "ceo",
  "stock_code": "5715",
  "company_name": "古河機械金属",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/5715/ceo/",
  "api_url": "/api/5715/ceo.json",
  "updated": "2026-10-03",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/5715/ceo/",
  "source": {
    "ceo": {
      "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"
    }
  },
  "count": 2,
  "ceo": [
    {
      "slug": "miyakawa-naohisa",
      "name": "宮川尚久",
      "kana": "みやかわ　なおひさ",
      "career": [
        {
          "company": "古河機械金属",
          "from": "1975-04",
          "to": null,
          "roles": [
            {
              "date": "1975-04",
              "role": "入社"
            },
            {
              "date": "2003-06",
              "role": "人事部長"
            },
            {
              "date": "2005-03",
              "role": "人事総務部長"
            },
            {
              "date": "2007-06",
              "role": "執行役員 人事総務部長 秘書室長"
            },
            {
              "date": "2009-06",
              "role": "執行役員 古河電子株式会社代表取締役社長"
            },
            {
              "date": "2011-06",
              "role": "取締役 上級執行役員 古河電子株式会社代表取締役社長"
            },
            {
              "date": "2013-06",
              "role": "代表取締役社長",
              "is_ceo_appointed": true
            },
            {
              "date": "2021-06",
              "role": "代表取締役会長"
            },
            {
              "date": "2022-11",
              "role": "代表取締役会長 一般社団法人古河市兵衛記念センター代表理事"
            },
            {
              "date": "2025-06",
              "role": "取締役会長 一般社団法人古河市兵衛記念センター代表理事"
            }
          ]
        }
      ],
      "html_url": "https://the-shashi.com/tse/5715/executives/ceo/miyakawa-naohisa/",
      "term_start": "2013-06",
      "term_end": "2021-06"
    },
    {
      "slug": "nakatogawa-minoru",
      "name": "中戸川稔",
      "kana": "なかとがわ　みのる",
      "career": [
        {
          "company": "古河機械金属",
          "from": "1983-04",
          "to": null,
          "roles": [
            {
              "date": "1983-04",
              "role": "入社"
            }
          ]
        },
        {
          "company": "古河ユニック株式会社",
          "from": "2011-06",
          "to": null,
          "roles": [
            {
              "date": "2011-06",
              "role": "取締役"
            },
            {
              "date": "2016-06",
              "role": "常務取締役"
            }
          ]
        },
        {
          "company": "古河機械金属",
          "from": "2016-10",
          "to": null,
          "roles": [
            {
              "date": "2016-10",
              "role": "人事総務部人事戦略担当特命部長"
            },
            {
              "date": "2017-06",
              "role": "執行役員 古河ユニック株式会社取締役副社長（中計推進担当）"
            },
            {
              "date": "2018-06",
              "role": "執行役員 古河ユニック株式会社代表取締役社長"
            },
            {
              "date": "2019-06",
              "role": "取締役 上級執行役員 古河ユニック株式会社代表取締役社長"
            },
            {
              "date": "2020-06",
              "role": "取締役 常務執行役員 古河ユニック株式会社代表取締役社長"
            },
            {
              "date": "2021-06",
              "role": "代表取締役社長",
              "is_ceo_appointed": true
            }
          ]
        }
      ],
      "html_url": "https://the-shashi.com/tse/5715/executives/ceo/nakatogawa-minoru/",
      "term_start": "2021-06",
      "term_end": null
    }
  ]
}