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  "updated": "2026-10-13",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/outside-directors/igarashi-toru/",
  "source": {
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        "コーポレート・ガバナンス報告書（社外取締役の属性・独立役員）",
        "有価証券報告書（役員の状況・略歴）",
        "招集通知・臨時報告書（選任議案の賛成比率）"
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      "extraction": "各社の最新の CG 報告書と有報の役員の表から機械抽出し、漢字の氏名＋生年月で会社をまたいで名寄せ",
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    "name": "五十嵐透",
    "last_name": "五十嵐",
    "first_name": "透",
    "romaji": "Igarashi Toru",
    "last_name_romaji": "Igarashi",
    "first_name_romaji": "Toru",
    "birth": "1981-11",
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        "company_name": "ジャストシステム",
        "role": "取締役（監査等委員）",
        "start_at": "2021-03",
        "end_at": null,
        "independent": null,
        "attribute": "他の会社の出身者",
        "votes": [
          {
            "month": "2025/6",
            "ratio": 79.03
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        ],
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      }
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    "career": [
      {
        "ym": "2011-01",
        "kind": "民間",
        "org": "キーエンス",
        "stock_code": "6861",
        "role": "入社",
        "current": false,
        "row_text": "㈱キーエンス入社",
        "refs": [
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      },
      {
        "ym": "2018-09",
        "kind": "民間",
        "org": "キーエンス",
        "stock_code": "6861",
        "role": "経理グループ長",
        "current": true,
        "row_text": "同 経理グループ長（現任）",
        "refs": [
          "r1"
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      },
      {
        "ym": "2019-06",
        "kind": "民間",
        "org": "ジャストシステム",
        "stock_code": "4686",
        "role": "社外監査役",
        "current": false,
        "row_text": "ジャストシステム社外監査役",
        "refs": [
          "r1"
        ]
      },
      {
        "ym": "2021-06",
        "kind": "民間",
        "org": "ジャストシステム",
        "stock_code": "4686",
        "role": "社外取締役（監査等委員）",
        "current": true,
        "row_text": "ジャストシステム社外取締役（監査等委員）（現任）",
        "refs": [
          "r1"
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    ],
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      {
        "id": "r1",
        "type": "有価証券報告書",
        "title": "有価証券報告書",
        "by": "ジャストシステム",
        "date": "2026-06-25",
        "url": null,
        "note": "役員の状況"
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