{
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  "endpoint": "timeline",
  "stock_code": "4524",
  "company_name": "森下仁丹",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/4524/",
  "api_url": "/api/4524/timeline.json",
  "updated": "2026-09-06",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/4524/",
  "source": {
    "primary": [
      "有価証券報告書",
      "公式サイト"
    ],
    "extraction": "有価証券報告書の沿革を基礎に、社史・報道で補完",
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  "timeline": [
    {
      "date": "1893/2",
      "importance": 2,
      "event": "森下博氏が薬種商森下南陽堂を創業",
      "source": "有価証券報告書"
    },
    {
      "date": "1900/2",
      "importance": 2,
      "event": "梅毒新剤「毒滅」を発売",
      "source": "公式サイト"
    },
    {
      "date": "1905/2",
      "importance": 3,
      "event": "懐中薬「仁丹」を発売",
      "source": "有価証券報告書"
    },
    {
      "date": "1905/2",
      "importance": 2,
      "event": "森下博薬房に商号変更",
      "source": "有価証券報告書"
    },
    {
      "date": "1908/4",
      "importance": 1,
      "event": "第一製薬工場を開設",
      "source": "有価証券報告書"
    },
    {
      "date": "1921/9",
      "importance": 2,
      "event": "赤線検温器を設立しガラス体温計の販売を開始",
      "source": "有価証券報告書"
    },
    {
      "date": "1922",
      "importance": 2,
      "event": "「仁丹ハミガキ」を発売",
      "source": "公式サイト"
    },
    {
      "date": "1929/11",
      "importance": 2,
      "event": "「銀粒仁丹」を発売",
      "source": "有価証券報告書"
    },
    {
      "date": "1936/11",
      "importance": 2,
      "event": "個人経営から株式会社に改組",
      "source": "有価証券報告書"
    },
    {
      "date": "1936/11",
      "importance": 2,
      "event": "森下仁丹に商号変更",
      "source": "有価証券報告書"
    },
    {
      "date": "1943/3",
      "importance": 2,
      "event": "創業者の森下博氏が死去",
      "source": "公式サイト"
    },
    {
      "date": "1945/8",
      "importance": 3,
      "event": "空襲により工場が全焼",
      "source": "公式サイト"
    },
    {
      "date": "1946/7",
      "importance": 1,
      "event": "東京支店を開設",
      "source": "有価証券報告書"
    },
    {
      "date": "1947/1",
      "importance": 2,
      "event": "第二工場で仁丹の製造を再開",
      "source": "公式サイト"
    },
    {
      "date": "1957/9",
      "importance": 1,
      "event": "本社敷地内に研究所が完成",
      "source": "公式サイト"
    },
    {
      "date": "1959/9",
      "importance": 2,
      "event": "井村屋製菓との提携で「仁丹ミントガム」を発売",
      "source": "公式サイト"
    },
    {
      "date": "1961/6",
      "importance": 1,
      "event": "東京証券取引所および大阪証券取引所に上場",
      "source": "有価証券報告書"
    },
    {
      "date": "1988/2",
      "importance": 2,
      "event": "森下美恵子氏が社長に就任",
      "source": "公式サイト"
    },
    {
      "date": "2001/10",
      "importance": 3,
      "event": "仁丹ミラセル工場びわ湖を開設",
      "source": "有価証券報告書"
    },
    {
      "date": "2006/10",
      "importance": 2,
      "event": "駒村純一氏が社長に就任",
      "source": "有価証券報告書"
    },
    {
      "date": "2007/3",
      "importance": 3,
      "event": "旧本社工場および旧研究施設を売却",
      "source": "有価証券報告書"
    },
    {
      "date": "2009/1",
      "importance": 2,
      "event": "大阪テクノセンターの操業を開始",
      "source": "有価証券報告書"
    },
    {
      "date": "2019/4",
      "importance": 2,
      "event": "森下雄司氏が社長に就任",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/4",
      "importance": 1,
      "event": "スタンダード市場に移行",
      "source": "有価証券報告書"
    },
    {
      "date": "2023/12",
      "importance": 1,
      "event": "MJ滋賀を完全子会社化",
      "source": "有価証券報告書"
    }
  ]
}