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  "persisted_customer_input": false,
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    "slug": "kensetsu",
    "label": "建設会社",
    "noun": "建設会社",
    "jsic_division": "D",
    "rule": "大分類「D」法人"
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  "area": {
    "prefecture": "埼玉県",
    "city": "さいたま市西区"
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  "page_url": "https://houjin.navi-index.com/industries/kensetsu/saitama/%E3%81%95%E3%81%84%E3%81%9F%E3%81%BE%E5%B8%82%E8%A5%BF%E5%8C%BA/",
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    "medianFounded": 1960,
    "oldestFounded": 1960,
    "medianCapital": null,
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      "founded_year": null,
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      "has_records": false,
      "updated_at": "2026-10-01",
      "page_url": "https://houjin.navi-index.com/companies/3030001000431"
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    {
      "corporate_number": "1030001011728",
      "display_name": "株式会社エムスリー",
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      "industry_code": "D",
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      "display_name": "辰巳設備工業株式会社",
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      "city": "さいたま市西区",
      "industry_code": "D",
      "industry_label": "建設業",
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      "capital_stock": null,
      "founded_year": null,
      "domain": "",
      "has_site": false,
      "has_gbiz": true,
      "has_records": false,
      "updated_at": "2026-10-01",
      "page_url": "https://houjin.navi-index.com/companies/7030001005352"
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      "city": "さいたま市西区",
      "industry_code": "D",
      "industry_label": "建設業",
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      "founded_year": null,
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      "has_records": false,
      "updated_at": "2026-10-01",
      "page_url": "https://houjin.navi-index.com/companies/5030001005602"
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    {
      "corporate_number": "5030001005255",
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      "city": "さいたま市西区",
      "industry_code": "D",
      "industry_label": "建設業",
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      "capital_stock": null,
      "founded_year": null,
      "domain": "",
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      "has_gbiz": true,
      "has_records": false,
      "updated_at": "2026-10-01",
      "page_url": "https://houjin.navi-index.com/companies/5030001005255"
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    {
      "corporate_number": "5030001140449",
      "display_name": "株式会社ＮＫＫ",
      "prefecture": "埼玉県",
      "city": "さいたま市西区",
      "industry_code": "D",
      "industry_label": "建設業",
      "employee_number": 3,
      "capital_stock": null,
      "founded_year": null,
      "domain": "",
      "has_site": false,
      "has_gbiz": true,
      "has_records": false,
      "updated_at": "2026-10-01",
      "page_url": "https://houjin.navi-index.com/companies/5030001140449"
    },
    {
      "corporate_number": "3030001007922",
      "display_name": "松井鐵筋工業株式会社",
      "prefecture": "埼玉県",
      "city": "さいたま市西区",
      "industry_code": "D",
      "industry_label": "建設業",
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      "capital_stock": null,
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      "domain": "matsuitekkin.com",
      "has_site": true,
      "has_gbiz": true,
      "has_records": false,
      "updated_at": "2026-10-01",
      "page_url": "https://houjin.navi-index.com/companies/3030001007922"
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  ],
  "attribution": [
    "国税庁法人番号公表サイト（国税庁）の公開データを加工して作成",
    "「Gビズインフォ」（経済産業省）を加工して作成"
  ]
}