{
  "stock_code": "7581",
  "company_name": "サイゼリヤ",
  "company_color": "#05A645",
  "industry": "service",
  "published": "2024-06-12",
  "updated": "2026-05-18",
  "found": {
    "year": 1967,
    "location": "千葉県市川市",
    "founder": "正垣泰彦"
  },
  "listing": {
    "listed_year": 1999,
    "delisted_year": null,
    "unlisted": false
  },
  "is_publish": true,
  "old_name": "マリアーヌ商会→マリアーノ",
  "name_kana": "サイゼリヤ",
  "old_name_kana": "マリアーヌショウカイ→マリアーノ"
}