{
  "history": [
    {
      "year": 1950,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1951,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1952,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1953,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1954,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1955,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1956,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1957,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1958,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1959,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1960,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1961,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1962,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1963,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1964,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1965,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1966,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1967,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1968,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1969,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1970,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1971,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1972,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1973,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1974,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1975,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1976,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1977,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1978,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1979,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1980,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1981,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1982,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1983,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1984,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1985,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1986,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1987,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1988,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1989,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1990,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1991,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1992,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1993,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1994,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1995,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1996,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1997,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1998,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 1999,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 2000,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 2001,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 2002,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 2003,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 2004,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 2005,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": null,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": null,
      "net_profit_jp": null,
      "net_profit": null,
      "net_margin": null,
      "employees": null,
      "reference": null
    },
    {
      "year": 2006,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": 16600,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": 510,
      "net_profit_jp": null,
      "net_profit": 542,
      "net_margin": 3.265,
      "employees": null,
      "reference": null
    },
    {
      "year": 2007,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": 17283,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": 991,
      "net_profit_jp": null,
      "net_profit": 532,
      "net_margin": 3.078,
      "employees": null,
      "reference": null
    },
    {
      "year": 2008,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": 18026,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": 385,
      "net_profit_jp": null,
      "net_profit": 173,
      "net_margin": 0.959,
      "employees": null,
      "reference": null
    },
    {
      "year": 2009,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": 18432,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": -431,
      "net_profit_jp": null,
      "net_profit": -318,
      "net_margin": -1.726,
      "employees": null,
      "reference": null
    },
    {
      "year": 2010,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": 16634,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": 433,
      "net_profit_jp": null,
      "net_profit": 258,
      "net_margin": 1.551,
      "employees": null,
      "reference": null
    },
    {
      "year": 2011,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "単体",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": null,
      "sales": 17087,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": null,
      "ordinary_profit": 803,
      "net_profit_jp": null,
      "net_profit": -337,
      "net_margin": -1.973,
      "employees": null,
      "reference": null
    },
    {
      "year": 2012,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 16849,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": -1765,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": -2319,
      "net_margin": -13.764,
      "employees": null,
      "reference": null
    },
    {
      "year": 2013,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 17927,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": -932,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": -1037,
      "net_margin": -5.785,
      "employees": null,
      "reference": null
    },
    {
      "year": 2014,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 20389,
      "operating_profit_jp": null,
      "operating_profit": null,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 391,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 343,
      "net_margin": 1.682,
      "employees": null,
      "reference": null
    },
    {
      "year": 2015,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 21821,
      "operating_profit_jp": "営業利益",
      "operating_profit": 1697,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 1166,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 765,
      "net_margin": 3.505,
      "employees": null,
      "reference": null
    },
    {
      "year": 2016,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 20956,
      "operating_profit_jp": "営業利益",
      "operating_profit": 1898,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 1526,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 973,
      "net_margin": 4.643,
      "employees": null,
      "reference": null
    },
    {
      "year": 2017,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 19496,
      "operating_profit_jp": "営業利益",
      "operating_profit": 1304,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 1047,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 699,
      "net_margin": 3.585,
      "employees": null,
      "reference": null
    },
    {
      "year": 2018,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 20714,
      "operating_profit_jp": "営業利益",
      "operating_profit": 1077,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 884,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 472,
      "net_margin": 2.278,
      "employees": null,
      "reference": null
    },
    {
      "year": 2019,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 22443,
      "operating_profit_jp": "営業利益",
      "operating_profit": 836,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 657,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 465,
      "net_margin": 2.071,
      "employees": null,
      "reference": null
    },
    {
      "year": 2020,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 22464,
      "operating_profit_jp": "営業利益",
      "operating_profit": 1164,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 1000,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 631,
      "net_margin": 2.808,
      "employees": null,
      "reference": null
    },
    {
      "year": 2021,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 22868,
      "operating_profit_jp": "営業利益",
      "operating_profit": 879,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 675,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 294,
      "net_margin": 1.285,
      "employees": null,
      "reference": null
    },
    {
      "year": 2022,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 21044,
      "operating_profit_jp": "営業利益",
      "operating_profit": -287,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": -492,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": -1084,
      "net_margin": -5.152,
      "employees": null,
      "reference": null
    },
    {
      "year": 2023,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 30072,
      "operating_profit_jp": "営業利益",
      "operating_profit": -1801,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": -1993,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": -1276,
      "net_margin": -4.244,
      "employees": null,
      "reference": null
    },
    {
      "year": 2024,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 28178,
      "operating_profit_jp": "営業利益",
      "operating_profit": 3223,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 2919,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 2261,
      "net_margin": 8.023,
      "employees": null,
      "reference": null
    },
    {
      "year": 2025,
      "month": 3,
      "company_name": "東北電力",
      "consolidation": "連結",
      "accounting_standard": "JGAAP",
      "unit": "億円",
      "sales_jp": "売上高",
      "sales": 26449,
      "operating_profit_jp": "営業利益",
      "operating_profit": 2803,
      "ordinary_profit_jp": "経常利益",
      "ordinary_profit": 2567,
      "net_profit_jp": "親会社株主に帰属する当期純利益",
      "net_profit": 1828,
      "net_margin": 6.911,
      "employees": null,
      "reference": null
    }
  ]
}
