{
  "timeline": [
    {
      "date": "1997/3",
      "category": "会社設立",
      "region": "",
      "importance": 3,
      "event": "愛知県名古屋市中区において、コンビニエンスストアにおけるマルチメディアステーション端末を利用した「無料カタログ送付サービス」の運営を目的としてディップ株式会社を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1998/5",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "本社を東京都渋谷区に移転 同端末にて「人材派遣お仕事情報サービス」を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2000/5",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "本社を東京都千代田区に移転",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2000/10",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "インターネットによる派遣社員の求人情報サービス「はたらこねっと」を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2001/2",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "「はたらこねっと」上でアルバイト情報の提供を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2001/9",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "大阪市北区に大阪オフィスを開設",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2002/10",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "「はたらこねっと」のアルバイト部門が独立した新サイト「バイトルドットコム(現バイトル)」を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2003/3",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "本社を東京都港区に移転",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2004/5",
      "category": "株式上場",
      "region": "",
      "importance": 3,
      "event": "東京証券取引所マザーズ市場に上場",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2004/7",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "プライバシーマーク取得",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2004/10",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "転職情報サイト「ジョブエンジン」を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2005/1",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "「はたらこねっと」の姉妹サイトとして新サイト「はたらこ紹介予定派遣」を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2005/2",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "「ジョブエンジン」の姉妹サイトとして新サイト「ジョブエンジンエージェント」を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2005/6",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "総合求人ポータルサイト「Dip Jobs(ディップジョブズ)」を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2006/11",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "情報セキュリティマネジメントシステムの国際規格「ISO27001(JIS Q 27001)」の認証を取得",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2009/1",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "正社員求人情報サイト「社員バイトル(現バイトルNEXT)」を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2009/2",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "有料職業紹介事業認可取得",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2009/9",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "インターネットによる看護師専門の転職情報サイト「ナースではたらこ」を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2010/8",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "「バイトル」スマートフォン向けアプリの提供を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2011/7",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "「はたらこねっと」スマートフォン向けアプリの提供を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2013/12",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "東京証券取引所市場第一部へ市場変更",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2019/1",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "株式会社クロス・オペレーショングループ(旧社名：アイセールス株式会社)の株式を取得し持分法適用関連会社とする",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2019/3",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "TRUNK株式会社の株式を取得し持分法適用関連会社とする",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2019/9",
      "category": "IT投資",
      "region": "",
      "importance": 1,
      "event": "AI・RPA事業(現DX事業)のDXサービス「コボット」提供開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2020/10",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "コーポレートベンチャーキャピタル(CVC)ファンド「DIP Labor Force Solution 投資事業有限責任組合」を連結子会社とする",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2021/5",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "専門職の総合求人サイト「バイトルPRO」を提供開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/4",
      "category": "株式上場",
      "region": "",
      "importance": 3,
      "event": "東京証券取引所の市場区分の見直しにより、東京証券取引所市場第一部からプライム市場に移行",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/5",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "生成AIを活用した対話型バイト探しサービス「dip AI」を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/10",
      "category": "",
      "region": "",
      "importance": 1,
      "event": "スポットのバイトサービス「スポットバイトル」を提供開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    }
  ]
}