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      "event": "本社を移転",
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      "date": "1984/9",
      "importance": 3,
      "event": "増毛法「マープ」を発売",
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      "date": "1987/7",
      "importance": 3,
      "event": "女性向け「レディースアートネイチャー」を発表",
      "source": "有価証券報告書"
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      "importance": 1,
      "event": "塚本武氏が社長に就任",
      "source": "有価証券報告書"
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      "date": "1991/11",
      "importance": 1,
      "event": "商品物流センターを新設",
      "source": "有価証券報告書"
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      "date": "2000/3",
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      "date": "2000/4",
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      "event": "五十嵐祥剛氏が社長に就任",
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      "event": "販社7社を吸収合併",
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      "date": "2001/11",
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      "event": "レディースアートネイチャー銀座サロンを開設",
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      "event": "増毛製品「ヘア・フォーライフ オリジナル」を発売",
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      "date": "2006/3",
      "importance": 1,
      "event": "「3D型取りシステム」を導入",
      "source": "有価証券報告書"
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      "date": "2007/2",
      "importance": 1,
      "event": "ジャスダック証券取引所に上場",
      "source": "有価証券報告書"
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      "importance": 2,
      "event": "ARTNATURE MANUFACTURING PHILIPPINES INC.を設立",
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      "source": "有価証券報告書"
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      "date": "2009/9",
      "importance": 2,
      "event": "医療用ウィッグ「ANCS」を発売",
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      "event": "東洋新薬との合弁でビューティーラボラトリを設立",
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      "date": "2011/6",
      "importance": 1,
      "event": "通販サイト「アートネイチャー・オンライン」を開設",
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      "date": "2013/12",
      "importance": 1,
      "event": "東京証券取引所市場第一部に指定替え",
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      "event": "ARTNATURE (CAMBODIA) INC.を設立",
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      "event": "三川屋を子会社化",
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      "event": "ARTNATURE (CAMBODIA) INC.の全株式を売却",
      "source": "有価証券報告書"
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      "event": "NAO-ARTを完全子会社化",
      "source": "有価証券報告書"
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      "date": "2019/12",
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      "event": "男性用発毛剤「LABOMO ヘアグロウ ミノキシ5」を発売",
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      "date": "2020/1",
      "importance": 1,
      "event": "アートメディカルサービスを設立",
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      "date": "2021/9",
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      "date": "2024/1",
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