{
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  "endpoint": "executives",
  "stock_code": "4980",
  "company_name": "デクセリアルズ",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/4980/executives/",
  "api_url": "/api/4980/executives.json",
  "updated": "2026-09-06",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/4980/executives/",
  "source": {
    "primary": [
      "有価証券報告書（役員の状況）"
    ],
    "extraction": "EDINET の XBRL から機械抽出。遡及分は雑誌記事・社史等で補完"
  },
  "executives": [
    {
      "FY": "FY18",
      "新家由久": "代表取締役社長(社長執行役員)",
      "佐竹俊哉": "代表取締役(専務執行役員)",
      "安藤尚": "取締役(常務執行役員)",
      "平野正雄": "取締役",
      "横倉隆": "取締役",
      "辻孝夫": "取締役",
      "佐藤りか": "取締役",
      "田口聡": null,
      "桑山昌宏": null,
      "加賀谷哲之": null,
      "谷口正人": null,
      "萩原利仁": null,
      "北所克史": null,
      "細谷和男": null,
      "中山代志子": null
    },
    {
      "FY": "FY19",
      "新家由久": "代表取締役社長(社長執行役員)",
      "佐竹俊哉": "代表取締役(専務執行役員)",
      "安藤尚": null,
      "平野正雄": "取締役",
      "横倉隆": "取締役",
      "辻孝夫": "取締役",
      "佐藤りか": "取締役",
      "田口聡": null,
      "桑山昌宏": null,
      "加賀谷哲之": null,
      "谷口正人": null,
      "萩原利仁": null,
      "北所克史": null,
      "細谷和男": null,
      "中山代志子": null
    },
    {
      "FY": "FY20",
      "新家由久": "代表取締役社長(社長執行役員)",
      "佐竹俊哉": "代表取締役(専務執行役員)",
      "安藤尚": null,
      "平野正雄": null,
      "横倉隆": "取締役",
      "辻孝夫": null,
      "佐藤りか": "取締役(監査等委員)",
      "田口聡": "取締役",
      "桑山昌宏": "取締役(監査等委員)",
      "加賀谷哲之": "取締役(監査等委員)",
      "谷口正人": null,
      "萩原利仁": null,
      "北所克史": null,
      "細谷和男": null,
      "中山代志子": null
    },
    {
      "FY": "FY21",
      "新家由久": "代表取締役社長(社長執行役員)",
      "佐竹俊哉": "代表取締役(専務執行役員)",
      "安藤尚": null,
      "平野正雄": null,
      "横倉隆": "取締役",
      "辻孝夫": null,
      "佐藤りか": "取締役(監査等委員)",
      "田口聡": "取締役",
      "桑山昌宏": "取締役(監査等委員)",
      "加賀谷哲之": "取締役(監査等委員)",
      "谷口正人": null,
      "萩原利仁": null,
      "北所克史": null,
      "細谷和男": null,
      "中山代志子": null
    },
    {
      "FY": "FY22",
      "新家由久": "代表取締役社長(社長執行役員)",
      "佐竹俊哉": "代表取締役(専務執行役員)",
      "安藤尚": null,
      "平野正雄": null,
      "横倉隆": "取締役",
      "辻孝夫": null,
      "佐藤りか": "取締役(監査等委員)",
      "田口聡": "取締役",
      "桑山昌宏": null,
      "加賀谷哲之": "取締役(監査等委員)",
      "谷口正人": "取締役(監査等委員)",
      "萩原利仁": null,
      "北所克史": null,
      "細谷和男": null,
      "中山代志子": null
    },
    {
      "FY": "FY23",
      "新家由久": "代表取締役社長(社長執行役員)",
      "佐竹俊哉": "代表取締役(専務執行役員)",
      "安藤尚": null,
      "平野正雄": null,
      "横倉隆": "取締役",
      "辻孝夫": null,
      "佐藤りか": "取締役(監査等委員)",
      "田口聡": "取締役",
      "桑山昌宏": null,
      "加賀谷哲之": "取締役(監査等委員)",
      "谷口正人": "取締役(監査等委員)",
      "萩原利仁": "取締役",
      "北所克史": null,
      "細谷和男": null,
      "中山代志子": null
    },
    {
      "FY": "FY24",
      "新家由久": "代表取締役社長(社長執行役員)",
      "佐竹俊哉": "代表取締役(専務執行役員)",
      "安藤尚": null,
      "平野正雄": null,
      "横倉隆": "取締役",
      "辻孝夫": null,
      "佐藤りか": "取締役(監査等委員長)",
      "田口聡": "取締役",
      "桑山昌宏": null,
      "加賀谷哲之": "取締役(監査等委員)",
      "谷口正人": "取締役(常勤監査等委員)",
      "萩原利仁": "取締役",
      "北所克史": null,
      "細谷和男": null,
      "中山代志子": null
    },
    {
      "FY": "FY25",
      "新家由久": "代表取締役社長(社長執行役員)",
      "佐竹俊哉": null,
      "安藤尚": null,
      "平野正雄": null,
      "横倉隆": null,
      "辻孝夫": null,
      "佐藤りか": null,
      "田口聡": "取締役",
      "桑山昌宏": null,
      "加賀谷哲之": "取締役(監査等委員長)",
      "谷口正人": "取締役(常勤監査等委員)",
      "萩原利仁": "取締役",
      "北所克史": "代表取締役(専務執行役員)",
      "細谷和男": "取締役",
      "中山代志子": "取締役(監査等委員)"
    }
  ],
  "officer": [
    {
      "name": "佐竹俊哉",
      "as_of": "2025-06",
      "birthdate": "1959-06-29",
      "role": "代表取締役(専務執行役員)",
      "first_career": "北海道東北開発公庫（現㈱日本政策投資銀行）入庫",
      "shares_held": 216400,
      "romaji": "Satake Toshiya",
      "specialty": "経歴情報不足・分類不可",
      "retired_at": null
    },
    {
      "name": "佐藤りか",
      "as_of": "2025-06",
      "birthdate": "1962-08-15",
      "role": "取締役(監査等委員長)",
      "first_career": "弁護士登録（東京弁護士会）",
      "shares_held": null,
      "romaji": "Sato Rika",
      "specialty": "経歴不明・詳細情報なし",
      "retired_at": null
    },
    {
      "name": "加賀谷哲之",
      "as_of": "2026-06",
      "birthdate": "1972-12-26",
      "role": "取締役(監査等委員)",
      "first_career": "国立大学法人一橋大学大学院 商学研究科講師",
      "shares_held": null,
      "romaji": "Kagaya Tetsuyuki",
      "specialty": "学者出身・経営学領域",
      "retired_at": null
    },
    {
      "name": "安藤尚",
      "as_of": "2019-06",
      "birthdate": "1955-02-07",
      "role": "取締役(常務執行役員)",
      "first_career": null,
      "shares_held": 50000,
      "romaji": "Ando Takashi",
      "specialty": "経歴情報不足・詳細不明",
      "retired_at": null
    },
    {
      "name": "平野正雄",
      "as_of": "2020-06",
      "birthdate": "1955-08-03",
      "role": "取締役",
      "first_career": null,
      "shares_held": null,
      "romaji": "Hirano Masao",
      "specialty": "経営コンサル出身",
      "retired_at": null
    },
    {
      "name": "新家由久",
      "as_of": "2026-06",
      "birthdate": "1969-07-20",
      "role": "代表取締役社長(社長執行役員)",
      "first_career": "ソニーケミカル㈱（現当社）入社",
      "shares_held": 397000,
      "romaji": "Shinya Yoshihisa",
      "specialty": "経歴情報不足・領域不明",
      "retired_at": null
    },
    {
      "name": "桑山昌宏",
      "as_of": "2022-06",
      "birthdate": "1958-10-19",
      "role": "取締役(監査等委員)",
      "first_career": null,
      "shares_held": 22200,
      "romaji": "Kuwayama Masahiro",
      "specialty": "専門領域・経歴情報なし",
      "retired_at": null
    },
    {
      "name": "横倉隆",
      "as_of": "2025-06",
      "birthdate": "1949-03-09",
      "role": "取締役",
      "first_career": null,
      "shares_held": null,
      "romaji": "Yokokura Takashi",
      "specialty": "経歴不明・詳細情報なし",
      "retired_at": null
    },
    {
      "name": "田口聡",
      "as_of": "2026-06",
      "birthdate": "1957-08-11",
      "role": "取締役",
      "first_career": "日本石油㈱（現ENEOS㈱）入社",
      "shares_held": null,
      "romaji": "Taguchi Satoshi",
      "specialty": "経歴情報なし・詳細不明",
      "retired_at": null
    },
    {
      "name": "萩原利仁",
      "as_of": "2026-06",
      "birthdate": "1971-08-01",
      "role": "取締役",
      "first_career": "㈱レコフ 入社",
      "shares_held": null,
      "romaji": "Hagiwara Toshihito",
      "specialty": "経歴不明・詳細情報なし",
      "retired_at": null
    },
    {
      "name": "谷口正人",
      "as_of": "2026-06",
      "birthdate": "1958-08-28",
      "role": "取締役(常勤監査等委員)",
      "first_career": "ソニー㈱入社",
      "shares_held": 68400,
      "romaji": "Taniguchi Masato",
      "specialty": "経歴不明・詳細情報なし",
      "retired_at": null
    },
    {
      "name": "辻孝夫",
      "as_of": "2020-06",
      "birthdate": "1949-09-28",
      "role": "取締役",
      "first_career": null,
      "shares_held": 3000,
      "romaji": "Tsuji Takao",
      "specialty": "経歴情報なし・専門領域不明",
      "retired_at": null
    },
    {
      "name": "一ノ瀬隆",
      "as_of": "2018-03",
      "birthdate": null,
      "role": "代表取締役社長",
      "first_career": null,
      "shares_held": null,
      "romaji": "Ichinose Takashi",
      "specialty": null,
      "retired_at": null
    }
  ]
}