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      "company_name": "日本製鋼所",
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      "company_name": "日本製鋼所",
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      "net_margin": 5.623,
      "employees": 5115,
      "reference": "有価証券報告書"
    },
    {
      "year": 2025,
      "month": 3,
      "company_name": "日本製鋼所",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 2485,
      "operating_profit_jp": "営業利益",
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": null,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 179,
      "net_margin": 7.203,
      "employees": null,
      "reference": "有価証券報告書"
    }
  ]
}
