{
  "timeline": [
    {
      "date": "1951/10",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 2,
      "event": "テレビ放送免許を申請",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1952/7",
      "tags": [
        "新規事業"
      ],
      "category": "新規事業",
      "region": "",
      "importance": 3,
      "event": "我が国第１号のテレビ放送免許を獲得",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1952/10",
      "tags": [
        "会社設立"
      ],
      "category": "会社設立",
      "region": "",
      "importance": 3,
      "event": "創立総会（10月15日）を経て日本テレビ放送網を設立（10月28日）",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1953/8",
      "tags": [
        "新規事業"
      ],
      "category": "新規事業",
      "region": "",
      "importance": 3,
      "event": "地上波アナログ放送を開始（開局記念日8月28日、呼出符号ＪＯＡＸ－ＴＶ、チャンネル４）",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1959/9",
      "tags": [
        "株式上場"
      ],
      "category": "株式上場",
      "region": "",
      "importance": 1,
      "event": "東京証券取引所に上場",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1960/9",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 2,
      "event": "カラーテレビの本放送を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1969/10",
      "tags": [
        "会社設立"
      ],
      "category": "会社設立",
      "region": "",
      "importance": 2,
      "event": "日本テレビ音楽㈱（現・連結子会社）を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1970/11",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 1,
      "event": "送信所を東京タワーへ移行",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1972/4",
      "tags": [
        "会社設立"
      ],
      "category": "会社設立",
      "region": "",
      "importance": 2,
      "event": "㈱日本テレビサービス（現・連結子会社）を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1980/3",
      "tags": [
        "会社設立"
      ],
      "category": "会社設立",
      "region": "",
      "importance": 2,
      "event": "㈱クリーンアップ（現・㈱日テレリアルエステート、連結子会社）を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1981/1",
      "tags": [
        "会社設立"
      ],
      "category": "会社設立",
      "region": "",
      "importance": 2,
      "event": "㈱バップ（現・連結子会社）を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1986/6",
      "tags": [
        "会社設立",
        "海外進出"
      ],
      "category": "会社設立|海外進出",
      "region": "米州",
      "importance": 2,
      "event": "NTV International Corporation（現・連結子会社）を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1987/10",
      "tags": [
        "新規事業"
      ],
      "category": "新規事業",
      "region": "",
      "importance": 2,
      "event": "ＣＡＴＶ局への日本テレビケーブルニュース（現・日テレＮＥＷＳ２４）の配信を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1992/4",
      "tags": [
        "会社設立"
      ],
      "category": "会社設立",
      "region": "",
      "importance": 2,
      "event": "㈱ライツ・イン（現・連結子会社）を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1998/4",
      "tags": [
        "新規事業"
      ],
      "category": "新規事業",
      "region": "",
      "importance": 2,
      "event": "ＮＮＮ24（現・日テレＮＥＷＳ２４）の本放送を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "1998/12",
      "tags": [
        "会社設立"
      ],
      "category": "会社設立",
      "region": "",
      "importance": 2,
      "event": "㈱ビーエス日本（現・㈱ＢＳ日本、連結子会社）を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2000/3",
      "tags": [
        "会社設立"
      ],
      "category": "会社設立",
      "region": "",
      "importance": 2,
      "event": "㈱フォアキャスト・コミュニケーションズを設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2000/12",
      "tags": [
        "新規事業"
      ],
      "category": "新規事業",
      "region": "",
      "importance": 2,
      "event": "㈱ビーエス日本がＢＳデジタル放送を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2001/3",
      "tags": [
        "会社設立"
      ],
      "category": "会社設立",
      "region": "",
      "importance": 2,
      "event": "㈱シーエス日本（現・㈱ＣＳ日本、連結子会社）を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2002/3",
      "tags": [
        "新規事業"
      ],
      "category": "新規事業",
      "region": "",
      "importance": 2,
      "event": "㈱シーエス日本が東経110度ＣＳデジタル放送を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2003/4",
      "tags": [
        "設備投資"
      ],
      "category": "設備投資",
      "region": "",
      "importance": 2,
      "event": "新本社ビル「日本テレビタワー」が竣工",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2003/8",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 1,
      "event": "本社を麹町（東京都千代田区二番町）から汐留（東京都港区東新橋）へ移転",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2003/12",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 2,
      "event": "地上波デジタル放送を開始（呼出符号ＪＯＡＸ－ＤＴＶ）",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2006/4",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 2,
      "event": "「ワンセグ」放送サービスを開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2006/9",
      "tags": [
        "会社設立"
      ],
      "category": "会社設立",
      "region": "",
      "importance": 2,
      "event": "㈱日テレITプロデュース（㈱営放プロデュースに商号変更）を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2007/4",
      "tags": [
        "組織再編"
      ],
      "category": "組織再編",
      "region": "",
      "importance": 3,
      "event": "番組制作系の子会社を会社分割及び株式交換により機能別に５社（日テレ・グループ・ホールディングス、日テレ・テクニカル・リソーシズ、日テレ アックスオン、日テレイベンツ、日本テレビアート）へ再編",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2007/12",
      "tags": [
        "会社設立"
      ],
      "category": "会社設立",
      "region": "",
      "importance": 2,
      "event": "㈱日テレ７を設立（2024年11月解散、2025年3月清算結了）",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2008/4",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 1,
      "event": "「ワンセグ」独立放送サービスを開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2011/7",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 2,
      "event": "地上波アナログ放送を終了しデジタル放送へ完全移行（全国での完全移行は2012年3月）",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2012/4",
      "tags": [
        "組織再編"
      ],
      "category": "組織再編",
      "region": "",
      "importance": 2,
      "event": "日本テレビ分割準備㈱（現・日本テレビ放送網㈱、連結子会社）を設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2012/10",
      "tags": [
        "組織再編"
      ],
      "category": "組織再編",
      "region": "",
      "importance": 3,
      "event": "認定放送持株会社体制へ移行し、日本テレビ放送網㈱は「日本テレビホールディングス株式会社」へ、日本テレビ分割準備㈱は「日本テレビ放送網株式会社」へ商号変更（地上基幹放送局の免許を承継）",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2013/5",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 1,
      "event": "送信所を東京スカイツリーへ移行",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2014/1",
      "tags": [
        "企業買収"
      ],
      "category": "企業買収",
      "region": "",
      "importance": 2,
      "event": "㈱タツノコプロ（現・連結子会社）の株式を取得",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2014/4",
      "tags": [
        "企業買収"
      ],
      "category": "企業買収",
      "region": "",
      "importance": 3,
      "event": "ＨＪホールディングス（現・ＨＪホールディングス㈱、連結子会社）の持分を取得",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2014/12",
      "tags": [
        "企業買収"
      ],
      "category": "企業買収",
      "region": "",
      "importance": 2,
      "event": "㈱ティップネス（現・連結子会社）の株式を取得",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2017/3",
      "tags": [
        "企業買収"
      ],
      "category": "企業買収",
      "region": "",
      "importance": 2,
      "event": "㈱ACM（現・連結子会社）の株式を追加取得",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2018/7",
      "tags": [
        "組織再編"
      ],
      "category": "組織再編",
      "region": "",
      "importance": 2,
      "event": "㈱営放プロデュースからの新設分割により㈱日テレITプロデュースを設立",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2019/1",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 1,
      "event": "日本テレビ番町スタジオが稼働開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2019/7",
      "tags": [
        "組織再編"
      ],
      "category": "組織再編",
      "region": "",
      "importance": 2,
      "event": "㈱ロジックロジックとスキルアップ・ビデオテクノロジーズ㈱が合併し㈱PLAY（現・連結子会社）へ商号変更",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2019/9",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 1,
      "event": "㈱ＢＳ日本が４Ｋ放送を開始",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/3",
      "tags": [
        "企業買収"
      ],
      "category": "企業買収",
      "region": "",
      "importance": 2,
      "event": "㈱ムラヤマホールディングスの株式を取得し、同社及び子会社の㈱ムラヤマ（現・連結子会社）を完全子会社化",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/4",
      "tags": [
        "組織再編"
      ],
      "category": "組織再編",
      "region": "",
      "importance": 1,
      "event": "IT系子会社の再編により㈱日テレITプロデュースが㈱フォアキャスト・コミュニケーションズを吸収合併し㈱日テレWands（現・連結子会社）へ商号変更",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/4",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 1,
      "event": "東京証券取引所の市場区分見直しにより市場第一部からプライム市場へ移行",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/8",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 1,
      "event": "㈱ムラヤマが㈱ムラヤマホールディングスを吸収合併",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/10",
      "tags": [],
      "category": "",
      "region": "",
      "importance": 1,
      "event": "日本テレビ放送網㈱が㈱営放プロデュースを吸収合併",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2023/5",
      "tags": [
        "企業買収"
      ],
      "category": "企業買収",
      "region": "",
      "importance": 2,
      "event": "la belle vie㈱（現・連結子会社）の株式を取得",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    },
    {
      "date": "2023/10",
      "tags": [
        "企業買収"
      ],
      "category": "企業買収",
      "region": "",
      "importance": 3,
      "event": "㈱スタジオジブリ（現・連結子会社）の株式を追加取得",
      "detail": "",
      "significance": "",
      "source": "有価証券報告書"
    }
  ]
}
