{
  "timeline": [
    {
      "date": "1945/10",
      "category": "会社設立",
      "region": "",
      "importance": 3,
      "event": "横浜市磯子区岡村町所在の日本飛行機株式会社岡村分工場の施設を借受け、同社の従業員十数名の協同で、一般家庭用厨房品の製造を目的とする事業を開始",
      "detail": "",
      "significance": "戦後復興期の事業創業",
      "source": "有価証券報告書"
    },
    {
      "date": "1946/7",
      "category": "会社設立",
      "region": "",
      "importance": 3,
      "event": "有限会社岡村製作所を設立",
      "detail": "",
      "significance": "法人化",
      "source": "有価証券報告書"
    },
    {
      "date": "1948/8",
      "category": "組織再編",
      "region": "",
      "importance": 2,
      "event": "株式会社に改組（資本金100万円）",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1950/9",
      "category": "設備投資|新規事業",
      "region": "",
      "importance": 3,
      "event": "横浜市西区北幸町に横浜工場を新設し鋼製家具の生産を開始",
      "detail": "",
      "significance": "鋼製家具事業の起点",
      "source": "有価証券報告書"
    },
    {
      "date": "1952/5",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "本社を横浜市西区北幸町に移転",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1958/6",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "横浜市磯子区岡村町所在の岡村工場を横須賀市浦郷町5丁目に移転",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1960/9",
      "category": "合弁設立|新規事業",
      "region": "",
      "importance": 3,
      "event": "三菱商事、富士製鐵、大同鋼板と共同出資により、鋼製事務用家具専門工場として大阪府東大阪市に株式会社関西岡村製作所（現関西オカムラ）を設立",
      "detail": "",
      "significance": "事務用家具事業の本格化",
      "source": "有価証券報告書"
    },
    {
      "date": "1961/10",
      "category": "株式上場",
      "region": "",
      "importance": 3,
      "event": "株式を東京証券取引所市場第二部に上場",
      "detail": "",
      "significance": "株式公開",
      "source": "有価証券報告書"
    },
    {
      "date": "1970/1",
      "category": "設備投資",
      "region": "",
      "importance": 2,
      "event": "静岡県御殿場市に富士工場を新設し鋼製家具の生産を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1970/6",
      "category": "株式上場",
      "region": "",
      "importance": 3,
      "event": "株式が東京証券取引所市場第一部に指定",
      "detail": "",
      "significance": "東証一部昇格",
      "source": "有価証券報告書"
    },
    {
      "date": "1971/8",
      "category": "株式上場",
      "region": "",
      "importance": 2,
      "event": "株式を大阪証券取引所市場第一部に上場",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1972/3",
      "category": "設備投資|新規事業",
      "region": "",
      "importance": 3,
      "event": "静岡県御殿場市に御殿場工場を新設し、冷凍冷蔵ショーケースの生産を開始",
      "detail": "",
      "significance": "商環境（業務用冷蔵）事業参入",
      "source": "有価証券報告書"
    },
    {
      "date": "1974/8",
      "category": "設備投資|新規事業",
      "region": "",
      "importance": 2,
      "event": "山形県東置賜郡高畠町に高畠工場を新設し、木製家具の生産を開始",
      "detail": "",
      "significance": "木製家具事業展開",
      "source": "有価証券報告書"
    },
    {
      "date": "1988/5",
      "category": "合弁設立|海外進出",
      "region": "東南アジア",
      "importance": 3,
      "event": "タイ王国に三菱商事及び現地企業との共同出資によりSiam Okamura Steel Co.",
      "detail": "Ltd.を設立",
      "significance": "",
      "source": "海外生産拠点獲得"
    },
    {
      "date": "1988/9",
      "category": "合弁設立",
      "region": "",
      "importance": 1,
      "event": "日本たばこ産業及び関西岡村との共同出資により、株式会社JTオカムラ（現山陽オカムラ）を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1989/6",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "当社全額出資の子会社株式会社オカムラ物流を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1991/1",
      "category": "設備投資",
      "region": "",
      "importance": 2,
      "event": "茨城県つくば市につくば工場を新設し、事務用家具の生産を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1991/7",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "横浜市鶴見区に横浜物流センターを開設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1991/10",
      "category": "合弁設立",
      "region": "",
      "importance": 1,
      "event": "新日本製鐵及び関西岡村との共同出資により、事務用家具専門工場として株式会社エヌエスオカムラを設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1994/4",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "当社全額出資の子会社株式会社オカムラビジネスサポートを設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1997/3",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "神奈川県足柄上郡中井町に中井事業所を新設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1999/8",
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "オカムラ物流と共同出資により、株式会社オカムラサポートアンドサービスを設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2004/6",
      "category": "海外進出",
      "region": "中国",
      "importance": 3,
      "event": "中華人民共和国上海市に全額出資の子会社上海岡村家具物流設備有限公司（現奥卡姆拉（中国））を設立",
      "detail": "",
      "significance": "中国進出",
      "source": "有価証券報告書"
    },
    {
      "date": "2005/5",
      "category": "企業買収",
      "region": "",
      "importance": 2,
      "event": "株式の取得によりシーダー株式会社を子会社化",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2006/12",
      "category": "設備投資",
      "region": "",
      "importance": 1,
      "event": "横浜市鶴見区に鶴見事業所を新設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2008/3",
      "category": "企業買収",
      "region": "",
      "importance": 2,
      "event": "株式の取得により株式会社富士精工本社を子会社化",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2009/3",
      "category": "企業買収",
      "region": "",
      "importance": 2,
      "event": "株式の取得によりセック株式会社を子会社化",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2013/7",
      "category": "合弁設立|海外進出",
      "region": "中国",
      "importance": 2,
      "event": "中華人民共和国浙江省臨安市に現地企業との共同出資により、子会社杭州岡村伝動有限公司を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2015/7",
      "category": "合弁設立|海外進出",
      "region": "東南アジア",
      "importance": 2,
      "event": "インドネシア共和国ジャカルタ市に現地企業との共同出資により、子会社PT.Okamura Chitose Indonesiaを設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2018/4",
      "category": "",
      "region": "",
      "importance": 2,
      "event": "当社の商号を株式会社オカムラに変更",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2020/7",
      "category": "組織再編",
      "region": "",
      "importance": 2,
      "event": "連結子会社の株式会社オカムラ物流及びシーダー株式会社を吸収合併",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2021/10",
      "category": "企業買収|海外進出",
      "region": "東南アジア",
      "importance": 3,
      "event": "株式の取得によりDB&B Holdings Pte.Ltdを子会社化",
      "detail": "",
      "significance": "アジア事業拡大",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/4",
      "category": "株式上場",
      "region": "",
      "importance": 2,
      "event": "東京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に移行",
      "detail": "",
      "significance": "プライム移行",
      "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": "DB&B Holdings Pte.Ltdの株式を追加取得し、完全子会社化",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    }
  ]
}