{
  "stock_code": "8058",
  "company_name": "三菱商事",
  "company_color": "#FF0000",
  "industry": "trading",
  "published": "2026-02-28",
  "updated": "2026-05-07",
  "found": {
    "year": 1954,
    "location": "東京都",
    "founder": "岩崎彌太郎"
  },
  "listing": {
    "listed_year": 1954,
    "delisted_year": null,
    "unlisted": false
  }
}