{
  "timeline": [
    {
      "date": "1937/8",
      "category": "会社設立",
      "region": "",
      "importance": 3,
      "event": "初代社長広瀬銈三が東京市赤坂区榎坂町に広瀬商会を創立し電気絶縁物並びに通信機部品の製造販売を開始",
      "detail": "",
      "significance": "ヒロセ電機創業の起点",
      "source": "有価証券報告書"
    },
    {
      "date": "1945/4",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "神奈川県足柄下郡湯河原町に湯河原工場設置",
      "detail": "",
      "significance": "初の自社工場設置",
      "source": "有価証券報告書"
    },
    {
      "date": "1948/6",
      "category": "組織再編",
      "region": "",
      "importance": 2,
      "event": "株式会社組織に改め社名を株式会社広瀬商会製作所と称し本社を東京都大田区に設置",
      "detail": "",
      "significance": "株式会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "1948/10",
      "category": "設備投資",
      "region": "",
      "importance": 2,
      "event": "湯河原工場で丸形・角形・同軸コネクタの生産を開始",
      "detail": "",
      "significance": "コネクタ事業の開始",
      "source": "有価証券報告書"
    },
    {
      "date": "1953/2",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "本社を東京都品川区に移転",
      "detail": "",
      "significance": "本社移転",
      "source": "有価証券報告書"
    },
    {
      "date": "1954/7",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "東京都大田区に下丸子工場を新設",
      "detail": "",
      "significance": "生産能力増強",
      "source": "有価証券報告書"
    },
    {
      "date": "1963/8",
      "category": "組織再編",
      "region": "",
      "importance": 2,
      "event": "社名をヒロセ電機株式会社に改称",
      "detail": "",
      "significance": "現社名の確立",
      "source": "有価証券報告書"
    },
    {
      "date": "1966/12",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "東京都品川区に大崎工場を新設",
      "detail": "",
      "significance": "生産能力増強",
      "source": "有価証券報告書"
    },
    {
      "date": "1967/6",
      "category": "設備投資",
      "region": "",
      "importance": 2,
      "event": "横浜市港北区に菊名工場を新設",
      "detail": "",
      "significance": "生産拠点拡大",
      "source": "有価証券報告書"
    },
    {
      "date": "1972/12",
      "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": "株式公開達成",
      "source": "有価証券報告書"
    },
    {
      "date": "1974/3",
      "category": "会社設立",
      "region": "",
      "importance": 2,
      "event": "岩手県宮古市に東北ヒロセ電機㈱を設立",
      "detail": "多極コネクタ・絶縁物・金型製造目的",
      "significance": "東北生産拠点設置",
      "source": "有価証券報告書"
    },
    {
      "date": "1980/9",
      "category": "会社設立|海外進出",
      "region": "米州",
      "importance": 3,
      "event": "米国に現地法人ヒロセエレクトリック(USA) INCを設立",
      "detail": "",
      "significance": "米国市場進出",
      "source": "有価証券報告書"
    },
    {
      "date": "1982/6",
      "category": "会社設立",
      "region": "",
      "importance": 1,
      "event": "福島県郡山市に郡山ヒロセ電機㈱を設立",
      "detail": "多極コネクタ製造目的",
      "significance": "生産体制拡張",
      "source": "有価証券報告書"
    },
    {
      "date": "1984/11",
      "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": "",
      "significance": "本則市場昇格",
      "source": "有価証券報告書"
    },
    {
      "date": "1985/10",
      "category": "合弁設立|海外進出",
      "region": "東南アジア",
      "importance": 2,
      "event": "韓国大徳産業との合弁でヒロセコリア㈱を設立",
      "detail": "",
      "significance": "韓国市場進出",
      "source": "有価証券報告書"
    },
    {
      "date": "1988/2",
      "category": "会社設立|海外進出",
      "region": "欧州",
      "importance": 2,
      "event": "西独にヒロセエレクトリックGmbHを設立",
      "detail": "",
      "significance": "欧州進出開始",
      "source": "有価証券報告書"
    },
    {
      "date": "1988/4",
      "category": "会社設立|海外進出",
      "region": "欧州",
      "importance": 1,
      "event": "英国にヒロセエレクトリックUK LTDを設立",
      "detail": "",
      "significance": "英国市場展開",
      "source": "有価証券報告書"
    },
    {
      "date": "1989/8",
      "category": "会社設立|海外進出",
      "region": "東南アジア",
      "importance": 2,
      "event": "マレーシアにヒロセエレクトリックマレーシアSdn.Bhd.を設立",
      "detail": "",
      "significance": "東南アジア生産拠点",
      "source": "有価証券報告書"
    },
    {
      "date": "1990/10",
      "category": "設備投資",
      "region": "",
      "importance": 2,
      "event": "岩手県一関市に一関工場を新設",
      "detail": "",
      "significance": "主力工場新設",
      "source": "有価証券報告書"
    },
    {
      "date": "1991/3",
      "category": "会社設立|海外進出",
      "region": "東南アジア",
      "importance": 1,
      "event": "中華民国に台廣電子股份有限公司を設立",
      "detail": "",
      "significance": "台湾市場進出",
      "source": "有価証券報告書"
    },
    {
      "date": "1994/10",
      "category": "会社設立",
      "region": "",
      "importance": 2,
      "event": "岩手県一関市に一関ヒロセ電機㈱を設立",
      "detail": "多極・同軸コネクタ及び切削品製造目的",
      "significance": "東北生産拠点強化",
      "source": "有価証券報告書"
    },
    {
      "date": "1995/12",
      "category": "会社設立|海外進出",
      "region": "東南アジア",
      "importance": 2,
      "event": "インドネシアにP.T.ヒロセエレクトリックインドネシアを設立",
      "detail": "",
      "significance": "東南アジア生産網拡大",
      "source": "有価証券報告書"
    },
    {
      "date": "1999/11",
      "category": "会社設立|海外進出",
      "region": "中国",
      "importance": 2,
      "event": "香港に廣瀬香港有限公司を設立",
      "detail": "",
      "significance": "中国・アジア市場展開",
      "source": "有価証券報告書"
    },
    {
      "date": "2000/10",
      "category": "会社設立|海外進出",
      "region": "中国",
      "importance": 3,
      "event": "中国に広瀬電機（東莞）有限公司を設立",
      "detail": "",
      "significance": "中国生産拠点確立",
      "source": "有価証券報告書"
    },
    {
      "date": "2003/4",
      "category": "会社設立|海外進出",
      "region": "中国",
      "importance": 1,
      "event": "中国に博瀬電機貿易（上海）有限公司を設立",
      "detail": "",
      "significance": "中国販売子会社設立",
      "source": "有価証券報告書"
    },
    {
      "date": "2003/10",
      "category": "会社設立|海外進出",
      "region": "欧州",
      "importance": 2,
      "event": "オランダにヒロセエレクトリックヨーロッパB.V.を設立",
      "detail": "",
      "significance": "欧州統括会社設立",
      "source": "有価証券報告書"
    },
    {
      "date": "2007/7",
      "category": "会社設立|海外進出",
      "region": "中国",
      "importance": 2,
      "event": "中国に広瀬電機（蘇州）有限公司を設立",
      "detail": "",
      "significance": "中国第二生産拠点",
      "source": "有価証券報告書"
    },
    {
      "date": "2010/7",
      "category": "会社設立|海外進出",
      "region": "東南アジア",
      "importance": 2,
      "event": "シンガポールにヒロセエレクトリックシンガポール Ptd Ltdを設立",
      "detail": "",
      "significance": "東南アジア統括拠点",
      "source": "有価証券報告書"
    },
    {
      "date": "2010/12",
      "category": "企業買収",
      "region": "東南アジア",
      "importance": 2,
      "event": "ヒロセコリア㈱の株式25%を追加取得（計75%）し連結子会社化",
      "detail": "",
      "significance": "韓国子会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "2011/9",
      "category": "設備投資",
      "region": "",
      "importance": 3,
      "event": "新総合拠点・横浜センターを新設",
      "detail": "",
      "significance": "新本拠点確立",
      "source": "有価証券報告書"
    },
    {
      "date": "2012/11",
      "category": "企業買収",
      "region": "東南アジア",
      "importance": 1,
      "event": "ヒロセコリア㈱の株式約22%を追加取得（計約97%）",
      "detail": "",
      "significance": "連結子会社の出資比率引上げ",
      "source": "有価証券報告書"
    },
    {
      "date": "2015/1",
      "category": "企業買収",
      "region": "東南アジア",
      "importance": 1,
      "event": "ヒロセコリア㈱の株式約3%を追加取得し100%子会社化",
      "detail": "",
      "significance": "韓国子会社の完全子会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "2016/12",
      "category": "会社設立|海外進出",
      "region": "東南アジア",
      "importance": 2,
      "event": "ヒロセエレクトリックインドPvt Ltdを設立",
      "detail": "",
      "significance": "インド市場進出",
      "source": "有価証券報告書"
    },
    {
      "date": "2018/1",
      "category": "組織再編|海外進出",
      "region": "中国",
      "importance": 1,
      "event": "博瀬電機貿易（上海）を広瀬（中国）企業管理有限公司に名称変更",
      "detail": "中国国内販売拠点統括目的",
      "significance": "中国統括会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "2019/3",
      "category": "会社設立|海外進出",
      "region": "東南アジア",
      "importance": 1,
      "event": "マレーシアにヒロセエレクトリックマーケティングマレーシアSdn Bhdを設立",
      "detail": "",
      "significance": "マーケティング体制強化",
      "source": "有価証券報告書"
    },
    {
      "date": "2020/7",
      "category": "設備投資",
      "region": "",
      "importance": 2,
      "event": "本店を神奈川県横浜市に移転し横浜センターを本社に改称",
      "detail": "",
      "significance": "本店所在地刷新",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/4",
      "category": "株主対応",
      "region": "",
      "importance": 1,
      "event": "東京証券取引所の市場区分の見直しによりプライム市場に移行",
      "detail": "",
      "significance": "新市場区分対応",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/3",
      "category": "設備投資|研究開発",
      "region": "",
      "importance": 2,
      "event": "岩手県盛岡市に東北アドバンスト・テクノロジーセンターを設立",
      "detail": "生産設備開発と人材育成に特化した研究所",
      "significance": "R&D・人材育成基盤確立",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/6",
      "category": "設備投資",
      "region": "",
      "importance": 2,
      "event": "福島県郡山市に工場を新設し郡山ヒロセ電機㈱を移転",
      "detail": "",
      "significance": "生産拠点刷新",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/12",
      "category": "設備投資|海外進出",
      "region": "東南アジア",
      "importance": 1,
      "event": "ヒロセコリアに精密センター新棟を設立",
      "detail": "",
      "significance": "韓国生産能力強化",
      "source": "有価証券報告書"
    }
  ]
}