{
  "spec_version": "5",
  "endpoint": "ceo-person",
  "stock_code": "3862",
  "company_name": "本州製紙",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/3862/executives/ceo/yonezawa-yoshinobu/",
  "api_url": "/api/3862/ceo/yonezawa-yoshinobu.json",
  "updated": "2026-10-27",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/3862/executives/ceo/yonezawa-yoshinobu/",
  "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": "yonezawa-yoshinobu",
    "name": "米澤義信",
    "kana": "よねざわ　よしのぶ",
    "origin": "生え抜き（1947年10月王子製紙入社、1949年8月の分割で本州製紙へ）。釧路工場製造部長・技術開発部長と生産技術畑を歩み、専務・代表取締役副社長社長補佐を経て社長へ",
    "origin_type": "生え抜き",
    "hometown": "大阪府",
    "education": "京都大学工学部繊維化学科 (1947)",
    "prev_role": "代表取締役副社長社長補佐",
    "birthdate": "1924-08-06",
    "career": [
      {
        "company": "王子製紙",
        "from": "1947-10",
        "to": "1949-08",
        "roles": [
          {
            "date": "1947-10",
            "role": "入社"
          }
        ]
      },
      {
        "company": "本州製紙",
        "from": "1949-08",
        "to": null,
        "roles": [
          {
            "date": "1949-08",
            "role": "王子製紙の3社分割で本州製紙へ"
          },
          {
            "date": "1967",
            "role": "釧路工場製造部長"
          },
          {
            "date": "1974",
            "role": "取締役技術開発部長"
          },
          {
            "date": "1980",
            "role": "常務取締役"
          },
          {
            "date": "1982",
            "role": "専務取締役"
          },
          {
            "date": "1985",
            "role": "代表取締役副社長社長補佐"
          },
          {
            "date": "1988-06",
            "role": "取締役社長",
            "is_ceo_appointed": true
          },
          {
            "date": "1994-06",
            "role": "社長退任",
            "is_ceo_retired": true,
            "retirement_basis": "press"
          }
        ]
      }
    ],
    "references": [
      {
        "source": "日経ビジネス 1989年1月2日号「米澤義信氏（本州製紙）登場」",
        "for": [
          "kana",
          "birthdate",
          "hometown",
          "education",
          "career"
        ]
      }
    ],
    "html_url": "https://the-shashi.com/tse/3862/executives/ceo/yonezawa-yoshinobu/",
    "term_start": "1988-06",
    "term_end": "1994-06",
    "api_url": "https://the-shashi.com/api/3862/ceo/yonezawa-yoshinobu.json",
    "list_api_url": "https://the-shashi.com/api/3862/ceo.json",
    "predecessor": {
      "slug": "田原尚",
      "name": "田原尚",
      "api_url": "https://the-shashi.com/api/3862/ceo/田原尚.json"
    },
    "successor": {
      "slug": "otsubo-takao",
      "name": "大坪孝雄",
      "api_url": "https://the-shashi.com/api/3862/ceo/otsubo-takao.json"
    }
  }
}