{
  "timeline": [
    {
      "date": "1949/6",
      "category": "会社設立",
      "region": "",
      "importance": 3,
      "event": "企業再建整備法により国華工業の第２会社として名古屋ゴム株式会社の名称で分離独立",
      "detail": "名古屋・岡崎両工場を分離",
      "significance": "豊田合成の起源。戦後の企業再建整備法に基づくスピンアウト",
      "source": "有価証券報告書"
    },
    {
      "date": "1957/5",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "愛知県春日村に春日工場を建設",
      "detail": "",
      "significance": "生産能力拡張",
      "source": "有価証券報告書"
    },
    {
      "date": "1962/5",
      "category": "企業買収",
      "region": "",
      "importance": 1,
      "event": "ソフトコルク工業を吸収合併し西町工場を引き継ぐ",
      "detail": "",
      "significance": "生産品目の拡張",
      "source": "有価証券報告書"
    },
    {
      "date": "1967/12",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "愛知県稲沢市に稲沢工場を建設",
      "detail": "",
      "significance": "生産拠点の集約・拡張",
      "source": "有価証券報告書"
    },
    {
      "date": "1973/8",
      "category": "組織再編",
      "region": "",
      "importance": 3,
      "event": "豊田合成株式会社に社名変更",
      "detail": "",
      "significance": "現社名の確立。トヨタグループとの一体化を象徴",
      "source": "有価証券報告書"
    },
    {
      "date": "1976/9",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "静岡県森町に森町工場を建設",
      "detail": "",
      "significance": "東日本生産拠点の構築",
      "source": "有価証券報告書"
    },
    {
      "date": "1978/12",
      "category": "株式上場",
      "region": "",
      "importance": 2,
      "event": "名古屋証券取引所市場第二部に株式上場",
      "detail": "",
      "significance": "資本市場へのアクセス確保",
      "source": "有価証券報告書"
    },
    {
      "date": "1980/1",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "愛知県春日村へ本社を移転",
      "detail": "",
      "significance": "本社機能の再配置",
      "source": "有価証券報告書"
    },
    {
      "date": "1983/10",
      "category": "株式上場",
      "region": "",
      "importance": 2,
      "event": "名古屋証券取引所市場第一部に指定",
      "detail": "",
      "significance": "主要市場区分への昇格",
      "source": "有価証券報告書"
    },
    {
      "date": "1986/4",
      "category": "海外進出",
      "region": "米州",
      "importance": 3,
      "event": "米国に米国TG株式会社（現TGミズーリ）を設立",
      "detail": "1999年7月にTGミズーリへ社名変更",
      "significance": "北米現地生産の起点",
      "source": "有価証券報告書"
    },
    {
      "date": "1986/10",
      "category": "海外進出",
      "region": "米州",
      "importance": 2,
      "event": "カナダに豊田合成ホールディングス株式会社を設立",
      "detail": "",
      "significance": "カナダ拠点の構築",
      "source": "有価証券報告書"
    },
    {
      "date": "1987/5",
      "category": "海外進出",
      "region": "中国",
      "importance": 1,
      "event": "中華民国に豊裕株式会社を設立",
      "detail": "",
      "significance": "台湾拠点の確保",
      "source": "有価証券報告書"
    },
    {
      "date": "1991/5",
      "category": "海外進出",
      "region": "米州",
      "importance": 1,
      "event": "米国にTGテクニカルセンターを設立",
      "detail": "",
      "significance": "北米R&D機能の構築",
      "source": "有価証券報告書"
    },
    {
      "date": "1991/10",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "佐賀県武雄市に豊田合成九州を設立",
      "detail": "2008年1月に当社に吸収合併",
      "significance": "九州生産拠点の整備",
      "source": "有価証券報告書"
    },
    {
      "date": "1994/2",
      "category": "海外進出",
      "region": "東南アジア",
      "importance": 2,
      "event": "タイにTGポンパラ（現豊田合成タイランド）を設立",
      "detail": "",
      "significance": "東南アジア生産拠点の構築",
      "source": "有価証券報告書"
    },
    {
      "date": "1995/12",
      "category": "海外進出",
      "region": "中国",
      "importance": 2,
      "event": "中国に天津豊田合成汽車軟管有限公司（現天津豊田合成）を設立",
      "detail": "",
      "significance": "中国本土への進出起点",
      "source": "有価証券報告書"
    },
    {
      "date": "1996/11",
      "category": "合弁設立|海外進出",
      "region": "その他",
      "importance": 2,
      "event": "オーストラリアにブリヂストンTGオーストラリアを設立",
      "detail": "2010年9月豊田合成オーストラリアに改称",
      "significance": "豪州市場参入",
      "source": "有価証券報告書"
    },
    {
      "date": "1997/11",
      "category": "海外進出",
      "region": "米州",
      "importance": 2,
      "event": "米国にTGケンタッキー（現TGケンタッキー有限責任会社）を設立",
      "detail": "",
      "significance": "北米生産能力の拡充",
      "source": "有価証券報告書"
    },
    {
      "date": "1998/9",
      "category": "海外進出",
      "region": "東南アジア",
      "importance": 2,
      "event": "インドにTGキルロスカオートモーティブ（現豊田合成サウスインディア）を設立",
      "detail": "",
      "significance": "インド進出の起点",
      "source": "有価証券報告書"
    },
    {
      "date": "1999/3",
      "category": "株式上場",
      "region": "",
      "importance": 3,
      "event": "東京証券取引所市場第一部に株式上場",
      "detail": "",
      "significance": "全国市場での資本調達基盤確立",
      "source": "有価証券報告書"
    },
    {
      "date": "1999/4",
      "category": "海外進出",
      "region": "欧州",
      "importance": 2,
      "event": "英国に英国豊田合成株式会社を設立、米国にTGノースアメリカ（現豊田合成ノースアメリカ）を設立",
      "detail": "",
      "significance": "欧州・北米統括の整備",
      "source": "有価証券報告書"
    },
    {
      "date": "2000/1",
      "category": "事業撤退",
      "region": "",
      "importance": 1,
      "event": "生産工程を移設し名古屋工場を閉鎖",
      "detail": "",
      "significance": "生産再編",
      "source": "有価証券報告書"
    },
    {
      "date": "2000/4",
      "category": "海外進出",
      "region": "東南アジア",
      "importance": 1,
      "event": "タイに豊田合成ラバータイランドを設立",
      "detail": "",
      "significance": "東南アジア事業の拡張",
      "source": "有価証券報告書"
    },
    {
      "date": "2000/9",
      "category": "海外進出",
      "region": "米州",
      "importance": 1,
      "event": "カナダにTGミントを設立",
      "detail": "",
      "significance": "カナダ生産能力の追加",
      "source": "有価証券報告書"
    },
    {
      "date": "2000/11",
      "category": "海外進出",
      "region": "欧州",
      "importance": 2,
      "event": "ベルギーにTGヨーロッパを設立、中国の天津星光橡塑有限公司に資本参加",
      "detail": "",
      "significance": "欧州統括会社設立と中国合弁拡大",
      "source": "有価証券報告書"
    },
    {
      "date": "2001/3",
      "category": "海外進出",
      "region": "欧州",
      "importance": 2,
      "event": "チェコにTGセーフティシステムズチェコ（現豊田合成チェコ）を設立",
      "detail": "",
      "significance": "中欧拠点の確保",
      "source": "有価証券報告書"
    },
    {
      "date": "2001/9",
      "category": "海外進出",
      "region": "米州",
      "importance": 1,
      "event": "米国にTGオートモーティブシーリングケンタッキーを設立",
      "detail": "",
      "significance": "北米シーリング事業の現地化",
      "source": "有価証券報告書"
    },
    {
      "date": "2001/10",
      "category": "海外進出",
      "region": "東南アジア",
      "importance": 1,
      "event": "タイに豊田合成アジアを設立",
      "detail": "",
      "significance": "東南アジア統括会社の整備",
      "source": "有価証券報告書"
    },
    {
      "date": "2002/2",
      "category": "組織再編|事業売却",
      "region": "",
      "importance": 2,
      "event": "東洋ゴム工業との間でエアバッグ事業の譲受および防振ゴム事業の譲渡を契約",
      "detail": "",
      "significance": "事業ポートフォリオの再編",
      "source": "有価証券報告書"
    },
    {
      "date": "2003/1",
      "category": "海外進出",
      "region": "東南アジア",
      "importance": 1,
      "event": "インドネシアに豊田合成セーフティシステムズインドネシアを設立",
      "detail": "",
      "significance": "インドネシア進出",
      "source": "有価証券報告書"
    },
    {
      "date": "2003/3",
      "category": "海外進出",
      "region": "米州",
      "importance": 1,
      "event": "メキシコのタペックスメキシカーナに資本参加",
      "detail": "",
      "significance": "中南米拠点の確保",
      "source": "有価証券報告書"
    },
    {
      "date": "2003/10",
      "category": "海外進出",
      "region": "中国",
      "importance": 1,
      "event": "中国に豊田合成（張家港）科技を設立",
      "detail": "",
      "significance": "中国華東生産拠点の追加",
      "source": "有価証券報告書"
    },
    {
      "date": "2004/2",
      "category": "海外進出",
      "region": "中国",
      "importance": 1,
      "event": "中国に豊田合成（佛山）橡塑、インドネシアにイノアックTGインドネシアを設立",
      "detail": "",
      "significance": "中国広東・インドネシア拠点の追加",
      "source": "有価証券報告書"
    },
    {
      "date": "2004/9",
      "category": "海外進出",
      "region": "東南アジア",
      "importance": 1,
      "event": "ベトナムに豊田合成ハイフォン、中国に豊田合成（天津）精密製品を設立",
      "detail": "",
      "significance": "生産拠点ネットワークの拡充",
      "source": "有価証券報告書"
    },
    {
      "date": "2005/1",
      "category": "海外進出",
      "region": "米州",
      "importance": 1,
      "event": "米国に豊田合成テキサスを設立",
      "detail": "",
      "significance": "北米生産能力拡張",
      "source": "有価証券報告書"
    },
    {
      "date": "2005/6",
      "category": "海外進出",
      "region": "欧州",
      "importance": 1,
      "event": "オーストリアにレクセディスライティングを設立",
      "detail": "",
      "significance": "欧州LED事業の起点",
      "source": "有価証券報告書"
    },
    {
      "date": "2005/9",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "福岡県北九州市に北九州工場を開設",
      "detail": "",
      "significance": "九州生産拠点の整備",
      "source": "有価証券報告書"
    },
    {
      "date": "2005/12",
      "category": "海外進出",
      "region": "その他",
      "importance": 1,
      "event": "南アフリカ共和国に豊田合成南アフリカを設立",
      "detail": "",
      "significance": "アフリカ進出",
      "source": "有価証券報告書"
    },
    {
      "date": "2006/12",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "神奈川県伊勢原市に神奈川工場を開設",
      "detail": "",
      "significance": "東日本生産拠点の追加",
      "source": "有価証券報告書"
    },
    {
      "date": "2007/4",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "愛知県瀬戸市に瀬戸工場を開設",
      "detail": "",
      "significance": "本社近接生産拠点の追加",
      "source": "有価証券報告書"
    },
    {
      "date": "2013/7",
      "category": "海外進出",
      "region": "米州",
      "importance": 1,
      "event": "メキシコに豊田合成ラバーメキシコを設立",
      "detail": "",
      "significance": "中南米生産拠点の追加",
      "source": "有価証券報告書"
    },
    {
      "date": "2014/4",
      "category": "企業買収|海外進出",
      "region": "欧州",
      "importance": 2,
      "event": "メテオール社の資産譲受に伴いドイツに豊田合成メテオール、米国にメテオールシーリング等を設立",
      "detail": "2019年12月連結対象範囲から除外",
      "significance": "グローバルM&Aによる事業強化（後に縮小）",
      "source": "有価証券報告書"
    }
  ]
}