{
  "stock_code": "4062",
  "company_name": "イビデン",
  "company_color": "#64a0c8",
  "industry": "semiconductor",
  "published": "2026-02-18",
  "updated": "2026-05-06",
  "found": {
    "year": 1912,
    "location": "岐阜県大垣市",
    "founder": "立川勇次郎"
  },
  "listing": {
    "listed_year": 1949,
    "delisted_year": null,
    "unlisted": false
  },
  "old_name": "揖斐川電力"
}