{
  "spec_version": "3",
  "endpoint": "timeline",
  "stock_code": "2810",
  "company_name": "ハウス食品グループ本社",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/2810/",
  "api_url": "/api/2810/timeline.json",
  "updated": "2026-09-05",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/2810/",
  "source": {
    "primary": [
      "有価証券報告書",
      "IR"
    ],
    "extraction": "有価証券報告書の沿革を基礎に、社史・報道で補完",
    "row_field": "source"
  },
  "timeline": [
    {
      "date": "1926",
      "importance": 3,
      "event": "ホーム食品を吸収",
      "source": null,
      "link": "/tse/2810/decisions/curry-powder-entry-1926/"
    },
    {
      "date": "1926",
      "importance": 1,
      "event": "工場を新設",
      "source": null
    },
    {
      "date": "1926",
      "importance": 2,
      "event": "カレー粉の製造を開始",
      "source": null
    },
    {
      "date": "1947/6",
      "importance": 1,
      "event": "浦上糧食工業所を設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1949/1",
      "importance": 1,
      "event": "名称をハウスカレー浦上商店に商号変更",
      "source": "有価証券報告書"
    },
    {
      "date": "1959/11",
      "importance": 1,
      "event": "東大阪工場にカレー製造工場竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "1960/11",
      "importance": 1,
      "event": "名称をハウス食品工業に商号変更",
      "source": "有価証券報告書"
    },
    {
      "date": "1963/9",
      "importance": 2,
      "event": "バーモントカレー発売",
      "source": "有価証券報告書"
    },
    {
      "date": "1964/4",
      "importance": 1,
      "event": "プリンミクス発売",
      "source": "有価証券報告書"
    },
    {
      "date": "1966/6",
      "importance": 1,
      "event": "奈良工場竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "1970/5",
      "importance": 1,
      "event": "関東工場竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "1970/6",
      "importance": 2,
      "event": "合弁会社サンハウス食品を設立しレトルト食品発売",
      "source": "有価証券報告書"
    },
    {
      "date": "1971/7",
      "importance": 1,
      "event": "東京・大阪証券取引所市場第2部上場",
      "source": "有価証券報告書"
    },
    {
      "date": "1973/6",
      "importance": 1,
      "event": "即席麺発売",
      "source": "有価証券報告書"
    },
    {
      "date": "1977/6",
      "importance": 1,
      "event": "スナック食品発売",
      "source": "有価証券報告書"
    },
    {
      "date": "1982/12",
      "importance": 1,
      "event": "静岡工場竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "1983/12",
      "importance": 2,
      "event": "カリフォルニア州にハウスフーズ&ヤマウチを合弁設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1985/8",
      "importance": 1,
      "event": "子会社デリカシェフ設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1988/3",
      "importance": 1,
      "event": "決算期を11月30日から3月31日に変更",
      "source": "有価証券報告書"
    },
    {
      "date": "1989/4",
      "importance": 1,
      "event": "子会社カレーハウスアメリカ社を米カリフォルニア州に設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1991/12",
      "importance": 3,
      "event": "チルド（冷蔵）食品事業から撤退",
      "source": null,
      "link": "/tse/2810/decisions/low-share-business-exit-1992/"
    },
    {
      "date": "1993/3",
      "importance": 1,
      "event": "ソマテックセンター（研究所）竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "1993/10",
      "importance": 1,
      "event": "ハウス食品に商号変更、東京・大阪2本社体制に変更",
      "source": "有価証券報告書"
    },
    {
      "date": "1997/4",
      "importance": 1,
      "event": "子会社カレーハウスアメリカ社をハウスフーズアメリカ社に吸収合併",
      "source": "有価証券報告書"
    },
    {
      "date": "1997/8",
      "importance": 1,
      "event": "東京本社ビル竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2001/10",
      "importance": 1,
      "event": "合弁会社上海ハウス味の素食品社設立",
      "source": "有価証券報告書"
    },
    {
      "date": "2004/5",
      "importance": 2,
      "event": "ウコンの力発売",
      "source": "有価証券報告書"
    },
    {
      "date": "2004/8",
      "importance": 1,
      "event": "ギャバンと業務提携",
      "source": "有価証券報告書"
    },
    {
      "date": "2004/10",
      "importance": 1,
      "event": "朝岡スパイスを子会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "2006/4",
      "importance": 2,
      "event": "ハウスウェルネスフーズを子会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "2010/5",
      "importance": 1,
      "event": "ミネラルウォーター事業を譲渡",
      "source": "有価証券報告書"
    },
    {
      "date": "2013/5",
      "importance": 2,
      "event": "ヴォークス・トレーディングの株式を取得し東南アジア子会社等を子会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "2013/10",
      "importance": 2,
      "event": "持株会社体制に移行し社名をハウス食品グループ本社に商号変更",
      "source": "有価証券報告書"
    },
    {
      "date": "2015/12",
      "importance": 3,
      "event": "壱番屋を子会社化",
      "source": "有価証券報告書",
      "link": "/tse/2810/decisions/ichibanya-acquisition-2015/"
    },
    {
      "date": "2016/6",
      "importance": 1,
      "event": "ギャバンを子会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "2020/12",
      "importance": 1,
      "event": "大黒商事を子会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/9",
      "importance": 1,
      "event": "キーストーンナチュラルHD社を子会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/11",
      "importance": 1,
      "event": "PT Sasa Intiと合弁会社ササハウスフーズインドネシア社を設立し子会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/7",
      "importance": 1,
      "event": "子会社ハウス食品グループ東北工場設立",
      "source": "有価証券報告書"
    },
    {
      "date": "2026/8",
      "importance": 2,
      "event": "壱番屋の非公開化を含む選択肢を検討中と開示",
      "source": "IR",
      "link": "/tse/2810/decisions/ichibanya-privatization-2026/"
    }
  ]
}