{
  "spec_version": "3",
  "endpoint": "timeline",
  "stock_code": "riccar",
  "company_name": "リッカー",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/riccar/",
  "api_url": "/api/riccar/timeline.json",
  "updated": "2026-08-23",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/riccar/",
  "source": {
    "primary": [
      "ダイヤモンド会社産業総覧 1964年版"
    ],
    "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": "1939/9",
      "importance": 1,
      "event": "平木信二が資本金2万円で日本殖産工業を設立",
      "source": "ダイヤモンド会社産業総覧 1964年版"
    },
    {
      "date": "1943/4",
      "importance": 1,
      "event": "理化学工業に商号変更",
      "source": "ダイヤモンド会社産業総覧 1964年版"
    },
    {
      "date": "1947/7",
      "importance": 2,
      "event": "立川市の東立工業を買収",
      "source": "ダイヤモンド会社産業総覧 1964年版"
    },
    {
      "date": "1947/7",
      "importance": 2,
      "event": "立川工場でミシンの製造を開始",
      "source": "ダイヤモンド会社産業総覧 1964年版"
    },
    {
      "date": "1948/8",
      "importance": 3,
      "event": "家庭用ミシンの月掛予約と月賦販売を日本で初めて開始",
      "source": "ダイヤモンド会社産業総覧 1964年版"
    },
    {
      "date": "1949/9",
      "importance": 1,
      "event": "リッカーミシンに商号変更",
      "source": "ダイヤモンド会社産業総覧 1964年版"
    },
    {
      "date": "1950/10",
      "importance": 1,
      "event": "八王子市の中央金属工業を買収",
      "source": "ダイヤモンド会社産業総覧 1964年版"
    },
    {
      "date": "1958/2",
      "importance": 2,
      "event": "ジグザグミシンの製造を開始",
      "source": "ダイヤモンド会社産業総覧 1964年版"
    },
    {
      "date": "1961/6",
      "importance": 1,
      "event": "東京証券取引所に上場",
      "source": "ダイヤモンド会社産業総覧 1964年版"
    },
    {
      "date": "1961/10",
      "importance": 1,
      "event": "立川・八王子両工場の立体化で生産能力が月5万台に到達",
      "source": "ダイヤモンド会社産業総覧 1964年版"
    },
    {
      "date": "1965",
      "importance": 2,
      "event": "家庭用電気製品の販売を開始",
      "source": null
    },
    {
      "date": "1966/8",
      "importance": 1,
      "event": "リッカー販売を設立",
      "source": null
    },
    {
      "date": "1969",
      "importance": 2,
      "event": "電子レンジの販売を開始",
      "source": null
    },
    {
      "date": "1973",
      "importance": 1,
      "event": "リッカーに商号変更",
      "source": null
    },
    {
      "date": "1973",
      "importance": 3,
      "event": "ホテル事業に参入",
      "source": null
    },
    {
      "date": "1977/7",
      "importance": 2,
      "event": "販売不振を隠す粉飾決算を開始",
      "source": null
    },
    {
      "date": "1984/7",
      "importance": 3,
      "event": "東京地裁に和議を申請",
      "source": null
    },
    {
      "date": "1984/8",
      "importance": 3,
      "event": "会社更生手続を申請",
      "source": null
    },
    {
      "date": "1984/10",
      "importance": 1,
      "event": "東京証券取引所第一部で上場廃止",
      "source": null
    }
  ]
}