{
  "spec_version": "3",
  "endpoint": "financials-longterm",
  "stock_code": "5231",
  "company_name": "日本セメント",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/5231/financials/",
  "api_url": "/api/5231/financials-longterm.json",
  "updated": "2026-08-05",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/5231/financials/",
  "source": {
    "primary": [
      "会社年鑑"
    ],
    "extraction": "EDINET の XBRL、kabupro 掲載の旧有価証券報告書、会社年鑑・社史等からの転記",
    "row_field": "reference",
    "caveat": "創業期から現在までを 1 本に繋いだ長期系列のため、年代により出所・単位・連結範囲が変わる。行ごとの reference / unit / consolidation を必ず参照すること"
  },
  "history": [
    {
      "year": 1976,
      "month": 4,
      "company_name": "日本セメント",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 1072.8,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": -6.4,
      "net_profit_jp": "税引利益",
      "net_profit": 0.3,
      "net_margin": 0.027,
      "employees": null,
      "reference": "会社年鑑"
    },
    {
      "year": 1977,
      "month": 4,
      "company_name": "日本セメント",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 1167.2,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 0.6,
      "net_profit_jp": "税引利益",
      "net_profit": 3.8,
      "net_margin": 0.325,
      "employees": null,
      "reference": "会社年鑑"
    },
    {
      "year": 1978,
      "month": 4,
      "company_name": "日本セメント",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 1312,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 39.8,
      "net_profit_jp": "税引利益",
      "net_profit": 15.6,
      "net_margin": 1.189,
      "employees": null,
      "reference": "会社年鑑"
    },
    {
      "year": 1979,
      "month": 4,
      "company_name": "日本セメント",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 1464.6,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 105.5,
      "net_profit_jp": "税引利益",
      "net_profit": 42.9,
      "net_margin": 2.929,
      "employees": null,
      "reference": "会社年鑑"
    },
    {
      "year": 1980,
      "month": 4,
      "company_name": "日本セメント",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 1707.6,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 45.9,
      "net_profit_jp": "税引利益",
      "net_profit": 25.6,
      "net_margin": 1.499,
      "employees": null,
      "reference": "会社年鑑"
    },
    {
      "year": 1981,
      "month": 4,
      "company_name": "日本セメント",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 1884.3,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 70.3,
      "net_profit_jp": "税引利益",
      "net_profit": 16.3,
      "net_margin": 0.865,
      "employees": null,
      "reference": "会社年鑑"
    },
    {
      "year": 1982,
      "month": 4,
      "company_name": "日本セメント",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 1764.4,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 41.2,
      "net_profit_jp": "税引利益",
      "net_profit": 16.9,
      "net_margin": 0.957,
      "employees": null,
      "reference": "会社年鑑"
    },
    {
      "year": 1983,
      "month": 4,
      "company_name": "日本セメント",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 1665.5,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 12.9,
      "net_profit_jp": "税引利益",
      "net_profit": 15.8,
      "net_margin": 0.948,
      "employees": null,
      "reference": "会社年鑑"
    },
    {
      "year": 1984,
      "month": 4,
      "company_name": "日本セメント",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 1588.8,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 9.4,
      "net_profit_jp": "税引利益",
      "net_profit": 15,
      "net_margin": 0.944,
      "employees": null,
      "reference": "会社年鑑"
    }
  ]
}