{
  "timeline": [
    {
      "date": "1959/6",
      "importance": 3,
      "event": "森ビルを設立",
      "source": "有価証券報告書",
      "link": "/tse/mori-building/decisions/incorporation-toranomon-1959/"
    },
    {
      "date": "1966/5",
      "importance": 1,
      "event": "虎ノ門10森ビル竣工にともない本社を移転",
      "source": "有価証券報告書"
    },
    {
      "date": "1970/4",
      "importance": 1,
      "event": "虎ノ門17森ビル竣工にともない本社を移転",
      "source": "有価証券報告書"
    },
    {
      "date": "1975",
      "importance": 3,
      "event": "取引銀行への担保を外しグループ収益力による借入へ転換",
      "source": "日経ビジネス 1995年8月7日・14日号",
      "link": "/tse/mori-building/decisions/flow-finance-unlisted-1975/"
    },
    {
      "date": "1978/10",
      "importance": 2,
      "event": "商業施設ラフォーレ原宿の開業",
      "source": "有価証券報告書"
    },
    {
      "date": "1981/9",
      "importance": 1,
      "event": "虎ノ門37森ビル竣工にともない本社を移転",
      "source": "有価証券報告書"
    },
    {
      "date": "1986/3",
      "importance": 3,
      "event": "大規模複合開発アークヒルズの竣工",
      "source": "有価証券報告書",
      "link": "/tse/mori-building/decisions/ark-hills-redevelopment-1986/"
    },
    {
      "date": "1990/4",
      "importance": 1,
      "event": "本社をアーク森ビルへ移転",
      "source": "有価証券報告書"
    },
    {
      "date": "1996/10",
      "importance": 2,
      "event": "中国大連で森茂大厦が竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "1998/4",
      "importance": 1,
      "event": "中国上海で上海森茂国際大厦が竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2001/10",
      "importance": 1,
      "event": "愛宕グリーンヒルズの竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2002/9",
      "importance": 1,
      "event": "元麻布ヒルズの竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2003/4",
      "importance": 3,
      "event": "六本木ヒルズ竣工にともない本社を移転",
      "source": "有価証券報告書",
      "link": "/tse/mori-building/decisions/roppongi-hills-2003/"
    },
    {
      "date": "2005/2",
      "importance": 1,
      "event": "オランダヒルズ森タワーの竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2006/1",
      "importance": 2,
      "event": "同潤会青山アパート跡地に表参道ヒルズが竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2008/8",
      "importance": 2,
      "event": "中国上海で上海環球金融中心が竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2012/8",
      "importance": 1,
      "event": "アークヒルズ仙石山森タワーの竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2014/5",
      "importance": 2,
      "event": "虎ノ門ヒルズ森タワーの竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2020/1",
      "importance": 1,
      "event": "虎ノ門ヒルズビジネスタワーの竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/1",
      "importance": 1,
      "event": "虎ノ門ヒルズレジデンシャルタワーの竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2023/6",
      "importance": 3,
      "event": "麻布台ヒルズ森JPタワーとガーデンプラザの竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2023/7",
      "importance": 1,
      "event": "虎ノ門ヒルズステーションタワーの竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2023/9",
      "importance": 1,
      "event": "麻布台ヒルズレジデンスAの竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2024/8",
      "importance": 1,
      "event": "グラスロックの竣工",
      "source": "有価証券報告書"
    },
    {
      "date": "2025/10",
      "importance": 1,
      "event": "麻布台ヒルズレジデンスBの竣工",
      "source": "有価証券報告書"
    }
  ]
}