{
  "stock_code": "7912",
  "company_name": "大日本印刷",
  "company_color": "#1532A9",
  "industry": "electronics",
  "published": "2026-04-10",
  "updated": "2026-05-10",
  "found": {
    "year": 1876,
    "location": "東京",
    "founder": "佐久間貞一"
  },
  "listing": {
    "listed_year": 1949,
    "delisted_year": null,
    "unlisted": false
  },
  "old_name": "秀英舎"
}