{
  "stock_code": "4689",
  "company_name": "ヤフー",
  "company_color": "#ff6464",
  "industry": "it",
  "published": "2026-02-22",
  "updated": "2026-04-25",
  "found": {
    "year": 1996,
    "location": "東京都港区",
    "founder": "孫正義"
  },
  "listing": {
    "listed_year": 2003,
    "delisted_year": null,
    "unlisted": true
  }
}