{
  "timeline": [
    {
      "date": "1946/5",
      "category": "会社設立",
      "region": "",
      "importance": 3,
      "event": "山梨化学工業を日本オルガノ商会へ商号変更し諏訪市で創業",
      "detail": "1941年7月設立の山梨化学工業を日本オルガノ商会と改称しイオン交換樹脂の応用と企業化を目的に長野県諏訪市で創業",
      "significance": "イオン交換樹脂事業の祖業立ち上げ",
      "source": "有価証券報告書"
    },
    {
      "date": "1954/7",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "東京都千代田区に本社移転",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1955/8",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "東京都文京区に本社移転",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1959/9",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "日本デグラモン（現オルガノアクティ）を設立",
      "detail": "東京都文京区に設立",
      "significance": "販売子会社網の起点",
      "source": "有価証券報告書"
    },
    {
      "date": "1960/4",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "日本水工（後のオルガノ関西）に資本参加",
      "detail": "",
      "significance": "地域販社網の構築",
      "source": "有価証券報告書"
    },
    {
      "date": "1961/5",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "オルガノソフナー（後のオルガノ東京）を設立",
      "detail": "",
      "significance": "地域販社網の構築",
      "source": "有価証券報告書"
    },
    {
      "date": "1961/10",
      "category": "株式上場",
      "region": "",
      "importance": 3,
      "event": "東京証券取引所市場第二部に上場",
      "detail": "",
      "significance": "資本市場経由での成長基盤確立",
      "source": "有価証券報告書"
    },
    {
      "date": "1966/2",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "商号をオルガノ株式会社に変更",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1972/4",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "九州オルガノ商事（後のオルガノ九州）を設立",
      "detail": "福岡市",
      "significance": "地域販社網の拡張",
      "source": "有価証券報告書"
    },
    {
      "date": "1972/10",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "北海道オルガノ商事（後のオルガノ北海道）を設立",
      "detail": "札幌市",
      "significance": "地域販社網の拡張",
      "source": "有価証券報告書"
    },
    {
      "date": "1974/7",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "丸栄工業に資本参加しオルガノ工事（現オルガノプラントサービス）に商号変更",
      "detail": "",
      "significance": "プラント施工子会社の整備",
      "source": "有価証券報告書"
    },
    {
      "date": "1985/3",
      "category": "株式上場",
      "region": "",
      "importance": 3,
      "event": "東京証券取引所市場第一部に指定替え",
      "detail": "",
      "significance": "大企業ステージへの格上げ",
      "source": "有価証券報告書"
    },
    {
      "date": "1985/11",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "オルガノメンテナンスサービスを設立",
      "detail": "文京区",
      "significance": "メンテ事業会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "1986/1",
      "category": "海外進出",
      "region": "東南アジア",
      "importance": 2,
      "event": "マレーシアにオルガノ（マレーシア）SDN.BHD.を設立",
      "detail": "現オルガノ（アジア）",
      "significance": "東南アジア初進出",
      "source": "有価証券報告書"
    },
    {
      "date": "1989/3",
      "category": "海外進出",
      "region": "東南アジア",
      "importance": 2,
      "event": "タイにオルガノ（タイランド）を設立",
      "detail": "",
      "significance": "東南アジア展開拡大",
      "source": "有価証券報告書"
    },
    {
      "date": "1989/11",
      "category": "設備投資",
      "region": "",
      "importance": 2,
      "event": "茨城県つくば市につくば工場開設",
      "detail": "",
      "significance": "主力生産拠点の整備",
      "source": "有価証券報告書"
    },
    {
      "date": "1993/4",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "オルガノ工事がオルガノ電工を吸収合併しオルガノプラントエンジニアリングへ商号変更",
      "detail": "",
      "significance": "工事系子会社の統合",
      "source": "有価証券報告書"
    },
    {
      "date": "1996/4",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "オルガノプラントエンジニアリングがオルガノメンテナンスサービスを吸収しオルガノプラントサービスに商号変更",
      "detail": "",
      "significance": "工事メンテ統合",
      "source": "有価証券報告書"
    },
    {
      "date": "1997/10",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "東京都江東区に本社移転",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2000/4",
      "category": "組織再編|設備投資",
      "region": "",
      "importance": 2,
      "event": "東北オルガノ商事と中部オルガノ商事を設立しいわき工場を開設",
      "detail": "仙台市・名古屋市・いわき市",
      "significance": "販社網と生産拠点の同時拡張",
      "source": "有価証券報告書"
    },
    {
      "date": "2002/7",
      "category": "合弁設立",
      "region": "",
      "importance": 2,
      "event": "オルガノローディアフードテクノ（現オルガノフードテック）を設立",
      "detail": "江東区",
      "significance": "食品分野への参入",
      "source": "有価証券報告書"
    },
    {
      "date": "2003/9",
      "category": "海外進出|組織再編",
      "region": "中国",
      "importance": 3,
      "event": "中国にオルガノ（蘇州）水処理有限公司を設立",
      "detail": "",
      "significance": "中国市場本格進出",
      "source": "有価証券報告書"
    },
    {
      "date": "2009/10",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "オルガノエコテクノを設立",
      "detail": "江東区",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2010/8",
      "category": "海外進出",
      "region": "東南アジア",
      "importance": 2,
      "event": "ベトナムにオルガノ（ベトナム）CO.",
      "detail": "LTD.を設立",
      "significance": "",
      "source": "東南アジア網拡張"
    },
    {
      "date": "2013/1",
      "category": "合弁設立|海外進出",
      "region": "東南アジア",
      "importance": 3,
      "event": "PT Lautan Luas Tbkと合弁でPTラウタン・オルガノ・ウォーターをインドネシアに設立",
      "detail": "",
      "significance": "インドネシア市場参入",
      "source": "有価証券報告書"
    },
    {
      "date": "2014/4",
      "category": "組織再編",
      "region": "",
      "importance": 3,
      "event": "地域販社7社（北海道・東北・東京・中部・関西・九州・山下薬品）を吸収合併",
      "detail": "オルガノ北海道ほか7社統合",
      "significance": "販社網の本体統合（ガバナンス簡素化）",
      "source": "有価証券報告書"
    },
    {
      "date": "2021/9",
      "category": "海外進出",
      "region": "米州",
      "importance": 3,
      "event": "アメリカにオルガノUSA Inc.を設立",
      "detail": "",
      "significance": "米国市場進出",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/4",
      "category": "株式上場",
      "region": "",
      "importance": 2,
      "event": "東証市場区分見直しによりプライム市場へ移行",
      "detail": "",
      "significance": "プライム上場維持",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/4",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "オルガノエコテクノを吸収合併",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    }
  ]
}