{
  "spec_version": "3",
  "endpoint": "timeline",
  "stock_code": "9044",
  "company_name": "南海電気鉄道",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/9044/",
  "api_url": "/api/9044/timeline.json",
  "updated": "2026-08-15",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/9044/",
  "source": {
    "primary": [
      "有価証券報告書",
      "公式サイト沿革"
    ],
    "extraction": "有価証券報告書の沿革を基礎に、社史・報道で補完",
    "row_field": "source"
  },
  "timeline": [
    {
      "date": "1884/6",
      "importance": 2,
      "event": "大阪堺間鉄道を設立（資本金25万円）",
      "source": "有価証券報告書"
    },
    {
      "date": "1884/11",
      "importance": 1,
      "event": "社名を阪堺鉄道に変更",
      "source": "有価証券報告書"
    },
    {
      "date": "1885/12",
      "importance": 3,
      "event": "阪堺鉄道が難波～大和川間の運輸営業を開始（創業）",
      "source": "有価証券報告書"
    },
    {
      "date": "1895/8",
      "importance": 1,
      "event": "紀摂鉄道が社名を南海鉄道に変更",
      "source": "公式サイト沿革"
    },
    {
      "date": "1898/10",
      "importance": 2,
      "event": "南海鉄道が阪堺鉄道の事業を譲受",
      "source": "有価証券報告書"
    },
    {
      "date": "1903/3",
      "importance": 2,
      "event": "南海鉄道が難波～和歌山市間を開通",
      "source": "有価証券報告書"
    },
    {
      "date": "1909/12",
      "importance": 1,
      "event": "浪速電車軌道を合併、上町線を継承",
      "source": "公式サイト沿革"
    },
    {
      "date": "1915/6",
      "importance": 1,
      "event": "阪堺電気軌道を合併",
      "source": "公式サイト沿革"
    },
    {
      "date": "1922/9",
      "importance": 2,
      "event": "高野大師鉄道・大阪高野鉄道を合併",
      "source": "有価証券報告書"
    },
    {
      "date": "1925/3",
      "importance": 2,
      "event": "高野下～高野山間の敷設を目的に高野山電気鉄道を設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1925/7",
      "importance": 1,
      "event": "汐見橋～高野下間を開通",
      "source": "有価証券報告書"
    },
    {
      "date": "1930/6",
      "importance": 2,
      "event": "高野下～高野山間を開通、現在の幹線が完成",
      "source": "有価証券報告書"
    },
    {
      "date": "1944/6",
      "importance": 3,
      "event": "南海鉄道が企業統合政策により関西急行鉄道と合併、近畿日本鉄道が発足",
      "source": "有価証券報告書"
    },
    {
      "date": "1947/3",
      "importance": 2,
      "event": "高野山電気鉄道が社名を南海電気鉄道に変更",
      "source": "有価証券報告書"
    },
    {
      "date": "1947/6",
      "importance": 3,
      "event": "近畿日本鉄道から旧南海鉄道の鉄軌道事業を譲受、新発足",
      "source": "有価証券報告書"
    },
    {
      "date": "1948/12",
      "importance": 1,
      "event": "南海乗合自動車を合併、自動車事業が新発足",
      "source": "有価証券報告書"
    },
    {
      "date": "1949/5",
      "importance": 1,
      "event": "大阪・名古屋各証券取引所に株式を上場",
      "source": "有価証券報告書"
    },
    {
      "date": "1968/6",
      "importance": 2,
      "event": "初の大規模住宅開発として南海狭山ニュータウンの分譲を開始",
      "source": "有価証券報告書"
    },
    {
      "date": "1971/4",
      "importance": 2,
      "event": "泉北高速鉄道線と高野線の相互直通運転を開始",
      "source": "有価証券報告書"
    },
    {
      "date": "1975/8",
      "importance": 1,
      "event": "南海フェリーを設立",
      "source": "有価証券報告書"
    },
    {
      "date": "1980/3",
      "importance": 2,
      "event": "なんばCITYの全館営業を開始",
      "source": "有価証券報告書"
    },
    {
      "date": "1980/12",
      "importance": 2,
      "event": "軌道事業（阪堺線・上町線）を阪堺電気軌道に譲渡",
      "source": "有価証券報告書"
    },
    {
      "date": "1990/3",
      "importance": 1,
      "event": "南海サウスタワーホテル大阪（現スイスホテル南海大阪）を開業",
      "source": "有価証券報告書"
    },
    {
      "date": "1994/6",
      "importance": 3,
      "event": "関西国際空港の開港に伴い空港線の営業を開始",
      "source": "有価証券報告書"
    },
    {
      "date": "1998/10",
      "importance": 2,
      "event": "大阪スタヂアム興業を合併",
      "source": "有価証券報告書"
    },
    {
      "date": "2001/10",
      "importance": 2,
      "event": "自動車事業を南海バスに譲渡",
      "source": "有価証券報告書"
    },
    {
      "date": "2007/4",
      "importance": 2,
      "event": "なんばパークスの全館営業を開始",
      "source": "有価証券報告書"
    },
    {
      "date": "2008/3",
      "importance": 1,
      "event": "東京証券取引所市場第一部に株式を上場",
      "source": "有価証券報告書"
    },
    {
      "date": "2014/7",
      "importance": 2,
      "event": "大阪府都市開発（現泉北高速鉄道）を子会社化",
      "source": "有価証券報告書"
    },
    {
      "date": "2018/10",
      "importance": 1,
      "event": "なんばスカイオを開業",
      "source": "有価証券報告書"
    },
    {
      "date": "2020/6",
      "importance": 1,
      "event": "キーノ和歌山を開業",
      "source": "有価証券報告書"
    },
    {
      "date": "2022/4",
      "importance": 1,
      "event": "東京証券取引所の市場区分見直しによりプライム市場に移行",
      "source": "有価証券報告書"
    },
    {
      "date": "2025/4",
      "importance": 2,
      "event": "泉北高速鉄道を合併",
      "source": "有価証券報告書"
    },
    {
      "date": "2026/4",
      "importance": 3,
      "event": "鉄道事業を分社、社名をNANKAIに変更し事業持株会社に移行",
      "source": "公式サイト沿革"
    }
  ]
}