{
  "timeline": [
    {
      "date": "1953/4",
      "category": "会社設立",
      "region": "",
      "importance": 5,
      "event": "個人商店（山月堂）を株式会社に改組して設立",
      "detail": "個人商店を法人化",
      "significance": "法人化",
      "source": "有価証券報告書"
    },
    {
      "date": "1960/4",
      "category": "新規事業",
      "region": "",
      "importance": 5,
      "event": "壁紙販売部を開設",
      "detail": "壁紙事業着手",
      "significance": "壁紙トップシェアの起点",
      "source": "有価証券報告書"
    },
    {
      "date": "1970/4",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "株式会社山月堂を株式会社サンゲツに商号変更",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1970/6",
      "category": "チャネル改革",
      "region": "",
      "importance": 2,
      "event": "名古屋に初のショールームを開設",
      "detail": "初ショールーム開設",
      "significance": "体感型販売チャネルの起点",
      "source": "有価証券報告書"
    },
    {
      "date": "1972/6",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "東京営業所開設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1976/6",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "東京店（現東京支社）開設",
      "detail": "",
      "significance": "首都圏拠点強化",
      "source": "有価証券報告書"
    },
    {
      "date": "1976/10",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "福岡店（現九州支社）開設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1978/3",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "大阪店（現関西支社）開設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1979/12",
      "category": "新規事業",
      "region": "",
      "importance": 2,
      "event": "クッションフロアの販売を開始",
      "detail": "床材取扱開始",
      "significance": "商材拡張",
      "source": "有価証券報告書"
    },
    {
      "date": "1980/11",
      "category": "株式上場",
      "region": "",
      "importance": 3,
      "event": "名古屋証券取引所市場第二部に上場",
      "detail": "名証2部上場",
      "significance": "株式公開",
      "source": "有価証券報告書"
    },
    {
      "date": "1981/1",
      "category": "新規事業",
      "region": "",
      "importance": 2,
      "event": "カーテンの販売を開始",
      "detail": "カーテン取扱開始",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1982/4",
      "category": "新規事業",
      "region": "",
      "importance": 2,
      "event": "カーペットの販売を開始",
      "detail": "カーペット取扱開始",
      "significance": "内装品フルライン化",
      "source": "有価証券報告書"
    },
    {
      "date": "1982/11",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "本社を現在地に移転",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1982/11",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "仙台店（現東北支社）開設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1984/12",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "札幌店（現北海道支社）開設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1986/1",
      "category": "新規事業",
      "region": "",
      "importance": 1,
      "event": "フロアタイルの販売を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1988/1",
      "category": "新規事業",
      "region": "",
      "importance": 1,
      "event": "カーペットタイルの販売を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1989/9",
      "category": "株式上場",
      "region": "",
      "importance": 2,
      "event": "名古屋証券取引所市場第一部銘柄に指定",
      "detail": "1部指定",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1991/10",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "岡山店（現中国四国支社）開設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1994/10",
      "category": "新規事業",
      "region": "",
      "importance": 1,
      "event": "椅子生地の販売を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1996/10",
      "category": "海外進出",
      "region": "米州",
      "importance": 2,
      "event": "米国にSangetsu America",
      "detail": "Inc.を設立",
      "significance": "",
      "source": "海外展開の起点",
      "amount": "米国現地法人設立"
    },
    {
      "date": "1996/12",
      "category": "株式上場",
      "region": "",
      "importance": 3,
      "event": "東京証券取引所市場第一部に上場",
      "detail": "東証1部上場",
      "significance": "主要市場入り",
      "source": "有価証券報告書"
    },
    {
      "date": "2005/9",
      "category": "企業買収",
      "region": "",
      "importance": 2,
      "event": "株式会社サングリーン（現在連結子会社）の株式取得",
      "detail": "サングリーン子会社化",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2008/7",
      "category": "企業買収",
      "region": "",
      "importance": 2,
      "event": "山田照明株式会社の株式取得",
      "detail": "山田照明取得",
      "significance": "照明事業へ拡張",
      "source": "有価証券報告書"
    },
    {
      "date": "2014/3",
      "category": "設備投資",
      "region": "",
      "importance": 2,
      "event": "中部ロジスティクスセンターⅠ開設",
      "detail": "中部物流拠点新設",
      "significance": "物流網整備",
      "source": "有価証券報告書"
    },
    {
      "date": "2016/4",
      "category": "海外進出",
      "region": "中国",
      "importance": 2,
      "event": "中国に現地法人山月堂（上海）装飾有限公司を設立",
      "detail": "上海現地法人設立",
      "significance": "中国本土進出",
      "source": "有価証券報告書"
    },
    {
      "date": "2016/6",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "英文社名をSangetsu Corporationに変更",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2016/8",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "北関東ロジスティクスセンター開設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2016/11",
      "category": "企業買収",
      "region": "米州",
      "importance": 4,
      "event": "米国KOROSEAL INTERIOR PRODUCTS HOLDINGS",
      "detail": " INC.（現在連結子会社）の株式取得",
      "significance": "",
      "source": "海外内装事業基盤取得",
      "amount": "米KOROSEAL買収"
    },
    {
      "date": "2017/1",
      "category": "企業買収",
      "region": "",
      "importance": 2,
      "event": "フェアトーン株式会社（現在連結子会社）の株式取得",
      "detail": "フェアトーン子会社化",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2017/4",
      "category": "新規事業",
      "region": "",
      "importance": 1,
      "event": "株式会社サンゲツヴォーヌ（現在連結子会社）を設立",
      "detail": "新子会社設立",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2017/5",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "中部ロジスティクスセンターⅡ開設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2017/12",
      "category": "企業買収",
      "region": "東南アジア",
      "importance": 3,
      "event": "シンガポールGoodrich Global Holdings Pte. Ltd.（現在連結子会社）の株式取得",
      "detail": "東南アジア大手内装企業取得",
      "significance": "東南アジア進出",
      "source": "有価証券報告書"
    },
    {
      "date": "2018/1",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "東京ロジスティクスセンター開設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2018/6",
      "category": "新規事業",
      "region": "",
      "importance": 1,
      "event": "株式会社サンゲツ沖縄（現在連結子会社）を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2018/12",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "北海道支社、北海道ロジスティクスセンター移転",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2019/7",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "中国四国支社、広島ショールーム移転",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2020/3",
      "category": "合弁設立|海外進出",
      "region": "東南アジア",
      "importance": 2,
      "event": "ベトナムに現地法人Sangetsu Goodrich Vietnam Co.",
      "detail": " Ltd.（現在連結子会社）を設立",
      "significance": "",
      "source": "東南アジア網拡充",
      "amount": "ベトナム合弁設立"
    },
    {
      "date": "2021/1",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "関西ロジスティクスセンター開設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2021/12",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "関西支社移転（関西支社センターオフィス開設）",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/4",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "東京証券取引所及び名古屋証券取引所の市場区分の見直しにより、東京証券取引所の市場第一部からプライム市場、名古屋証券取引所の市場第一部からプレミア市場に移行",
      "detail": "プライム市場移行",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/9",
      "category": "企業買収",
      "region": "",
      "importance": 1,
      "event": "有限会社クロス企画（現株式会社クロス企画 連結子会社）の株式取得",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/1",
      "category": "経営計画",
      "region": "",
      "importance": 2,
      "event": "サンゲツグループ新企業理念を発表",
      "detail": "新企業理念発表",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/3",
      "category": "設備投資",
      "region": "",
      "importance": 2,
      "event": "PARCs Sangetsu Group Creative Hub開設",
      "detail": "クリエイティブ拠点開設",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/7",
      "category": "企業買収",
      "region": "東南アジア",
      "importance": 2,
      "event": "シンガポールD'Perception Pte Ltd（現在連結子会社）の株式取得",
      "detail": "シンガポール内装企業取得",
      "significance": "東南アジア事業強化",
      "source": "有価証券報告書"
    }
  ]
}