{
  "stock_code": "9009",
  "company_name": "京成電鉄",
  "company_color": "#015BAB",
  "industry": "transport",
  "published": "2026-04-10",
  "updated": "2026-05-18",
  "found": {
    "year": 1909,
    "location": "東京都",
    "founder": "本多貞次郎"
  },
  "listing": {
    "listed_year": 1949,
    "delisted_year": null,
    "unlisted": false
  },
  "is_publish": true,
  "old_name": "京成電気軌道",
  "name_kana": "ケイセイデンテツ",
  "old_name_kana": "ケイセイデンキキドウ"
}