{
  "spec_version": "4",
  "endpoint": "financials-segment",
  "stock_code": "1950",
  "company_name": "日本電設工業",
  "content_lang": "ja",
  "meta_lang": "en",
  "canonical_url": "https://the-shashi.com/tse/1950/current/#revenue-mix",
  "api_url": "/api/1950/financials/segment.json",
  "updated": "2026-09-26",
  "license": "© 2026 Yutaka Sugiura. All rights reserved.",
  "attribution": "The社史 (the-shashi.com) — https://the-shashi.com/tse/1950/current/#revenue-mix",
  "source": {
    "region": {
      "primary": [
        "有価証券報告書（所在地別・海外売上高）"
      ],
      "extraction": "EDINET の XBRL から機械抽出",
      "caveat": "地域区分は各期の開示区分をそのまま採録している"
    },
    "revenue_mix": {
      "primary": [
        "有価証券報告書（生産・受注及び販売の状況）"
      ],
      "extraction": "EDINET の XBRL と有価証券報告書の記述から機械抽出",
      "caveat": "軸（axis）は品目・用途・主要顧客など開示に依り、社ごと期ごとに揃わない。どの開示から起こした行かは source_tag 列を参照"
    }
  },
  "html_url": "https://the-shashi.com/tse/1950/current/#revenue-mix",
  "region": [
    {
      "FY": "FY16",
      "period": "2017/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "region": null,
      "sales": null
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "region": null,
      "sales": null
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "region": null,
      "sales": null
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "region": null,
      "sales": null
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "region": null,
      "sales": null
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "region": null,
      "sales": null
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "region": null,
      "sales": null
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "region": null,
      "sales": null
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "region": null,
      "sales": null
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "region": null,
      "sales": null
    }
  ],
  "revenue_mix": [
    {
      "FY": "FY16",
      "period": "2017/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "主要顧客",
      "category": "東日本旅客鉄道㈱",
      "sales": 103686,
      "share_pct": null,
      "source_tag": "major_customer"
    },
    {
      "FY": "FY17",
      "period": "2018/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "主要顧客",
      "category": "東日本旅客鉄道㈱",
      "sales": 99145,
      "share_pct": null,
      "source_tag": "major_customer"
    },
    {
      "FY": "FY18",
      "period": "2019/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "主要顧客",
      "category": "東日本旅客鉄道㈱",
      "sales": 106174,
      "share_pct": null,
      "source_tag": "major_customer"
    },
    {
      "FY": "FY19",
      "period": "2020/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "主要顧客",
      "category": "東日本旅客鉄道㈱",
      "sales": 108973,
      "share_pct": null,
      "source_tag": "major_customer"
    },
    {
      "FY": "FY20",
      "period": "2021/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "主要顧客",
      "category": "東日本旅客鉄道㈱",
      "sales": 107784,
      "share_pct": null,
      "source_tag": "major_customer"
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "主要顧客",
      "category": "東日本旅客鉄道㈱",
      "sales": 89782,
      "share_pct": null,
      "source_tag": "major_customer"
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "鉄道電気工事",
      "sales": 100114,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "一般電気工事",
      "sales": 42668,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "情報通信工事",
      "sales": 27945,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY21",
      "period": "2022/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "その他",
      "sales": 1661,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "主要顧客",
      "category": "東日本旅客鉄道㈱",
      "sales": 89333,
      "share_pct": null,
      "source_tag": "major_customer"
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "鉄道電気工事",
      "sales": 101415,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "一般電気工事",
      "sales": 41391,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "情報通信工事",
      "sales": 26032,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY22",
      "period": "2023/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "その他",
      "sales": 1929,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "主要顧客",
      "category": "東日本旅客鉄道㈱",
      "sales": 96390,
      "share_pct": null,
      "source_tag": "major_customer"
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "鉄道電気工事",
      "sales": 109165,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "一般電気工事",
      "sales": 52943,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "情報通信工事",
      "sales": 27319,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY23",
      "period": "2024/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "その他",
      "sales": 3040,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "主要顧客",
      "category": "東日本旅客鉄道㈱",
      "sales": 110662,
      "share_pct": null,
      "source_tag": "major_customer"
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "鉄道電気工事",
      "sales": 117160,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "一般電気工事",
      "sales": 60092,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "情報通信工事",
      "sales": 28156,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "環境エネルギー工事",
      "sales": 5378,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY24",
      "period": "2025/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "関連事業等",
      "sales": 4488,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "主要顧客",
      "category": "東日本旅客鉄道㈱",
      "sales": 110181,
      "share_pct": null,
      "source_tag": "major_customer"
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "鉄道電気工事",
      "sales": 120127,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "一般電気工事",
      "sales": 64522,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "情報通信工事",
      "sales": 31148,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "環境エネルギー工事",
      "sales": 5962,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    },
    {
      "FY": "FY25",
      "period": "2026/3",
      "unit": "百万円",
      "accounting_standard": "JGAAP",
      "consolidation": "連結",
      "axis": "事業",
      "category": "関連事業等",
      "sales": 5522,
      "share_pct": null,
      "source_tag": "revenue_disaggregation"
    }
  ]
}