{
  "spec_version": "5",
  "endpoint": "ceo",
  "stock_code": "6028",
  "company_name": "テクノプロ・ホールディングス",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/6028/ceo/",
  "api_url": "/api/6028/ceo.json",
  "updated": "2026-10-13",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/6028/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": 3,
  "ceo": [
    {
      "slug": "nishio-yasuji",
      "name": "西尾保示",
      "kana": "にしお　やすじ",
      "term_start": "2013-07",
      "term_end": "2021-07",
      "origin_type": "外部出身",
      "milestone": null,
      "prev_role": "常務取締役 兼 CFO 兼 財務経理本部長",
      "api_url": "https://the-shashi.com/api/6028/ceo/nishio-yasuji.json",
      "html_url": "https://the-shashi.com/tse/6028/executives/ceo/nishio-yasuji/"
    },
    {
      "slug": "yagi-takeyuki",
      "name": "八木毅之",
      "kana": "やぎ　たけし",
      "term_start": "2021-07",
      "term_end": "2025-12",
      "origin_type": "外部出身",
      "milestone": null,
      "prev_role": "取締役（人事総務担当 兼 CSR推進副担当）兼 常務執行役員",
      "api_url": "https://the-shashi.com/api/6028/ceo/yagi-takeyuki.json",
      "html_url": "https://the-shashi.com/tse/6028/executives/ceo/yagi-takeyuki/"
    },
    {
      "slug": "shimaoka-manabu",
      "name": "嶋岡学",
      "kana": "しまおか　まなぶ",
      "term_start": "2025-12",
      "term_end": null,
      "origin_type": "生え抜き",
      "milestone": null,
      "prev_role": "代表取締役副社長 兼 COO",
      "api_url": "https://the-shashi.com/api/6028/ceo/shimaoka-manabu.json",
      "html_url": "https://the-shashi.com/tse/6028/executives/ceo/shimaoka-manabu/"
    }
  ]
}