Annual report
9507.TEDINET S100W2ML
Period2024-04-01 → 2025-03-31
Filed2025-06-25
StandardJapan GAAP
ConsolidatedYes
Data checks22 of 22 passed
Key figures · 147
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥851.4bn | 2024-04-01 → 2025-03-31 | Cons. | Net sales |
| Revenue | ¥787.4bn | 2023-04-01 → 2024-03-31 | Cons. | Net sales |
| Revenue | ¥833.2bn | 2022-04-01 → 2023-03-31d | Cons. | Operating revenue1 (5-year summary) |
| Revenue | ¥641.9bn | 2021-04-01 → 2022-03-31d | Cons. | Operating revenue1 (5-year summary) |
| Revenue | ¥719.2bn | 2020-04-01 → 2021-03-31d | Cons. | Operating revenue1 (5-year summary) |
| Operating income | ¥89.1bn | 2024-04-01 → 2025-03-31 | Cons. | Operating income |
| Operating income | ¥78.5bn | 2023-04-01 → 2024-03-31 | Cons. | Operating income |
| Ordinary income | ¥91.6bn | 2024-04-01 → 2025-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥80.1bn | 2023-04-01 → 2024-03-31 | Cons. | Ordinary income |
| Ordinary income | −¥22.5bn | 2022-04-01 → 2023-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | −¥12.1bn | 2021-04-01 → 2022-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥5.2bn | 2020-04-01 → 2021-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | ¥91.6bn | 2024-04-01 → 2025-03-31 | Cons. | Income before income taxes |
| Profit before tax | ¥80.5bn | 2023-04-01 → 2024-03-31 | Cons. | Income before income taxes |
| Net income (owners) | ¥68.3bn | 2024-04-01 → 2025-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥60.5bn | 2023-04-01 → 2024-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | −¥22.9bn | 2022-04-01 → 2023-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | −¥6.3bn | 2021-04-01 → 2022-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥3.0bn | 2020-04-01 → 2021-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | ¥68.5bn | 2024-04-01 → 2025-03-31 | Cons. | Profit loss |
| Net income | ¥60.7bn | 2023-04-01 → 2024-03-31 | Cons. | Profit loss |
| Total assets | ¥1.69T | at 2025-03-31 | Cons. | Assets |
| Total assets | ¥1.63T | at 2024-03-31 | Cons. | Assets |
| Total assets | ¥1.61T | at 2023-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥1.50T | at 2022-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥1.43T | at 2021-03-31d | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥1.25T | at 2025-03-31 | Cons. | Liabilities |
| Total liabilities | ¥1.27T | at 2024-03-31 | Cons. | Liabilities |
| Net assets / equity | ¥440.8bn | at 2025-03-31 | Cons. | Net assets |
| Net assets / equity | ¥363.2bn | at 2024-03-31 | Cons. | Net assets |
| Net assets / equity | ¥298.3bn | at 2023-03-31d | Cons. | Net assets |
| Net assets / equity | ¥315.3bn | at 2022-03-31d | Cons. | Net assets (5-year summary) |
| Net assets / equity | ¥328.0bn | at 2021-03-31d | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥130.2bn | at 2025-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥118.3bn | at 2024-03-31 | Cons. | Cash and deposits |
| Cash & equivalents | ¥130.1bn | at 2025-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥118.3bn | at 2024-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥105.9bn | at 2023-03-31d | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥72.9bn | at 2022-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Cash & equivalents | ¥65.4bn | at 2021-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | ¥129.8bn | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥143.7bn | 2023-04-01 → 2024-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥36.1bn | 2022-04-01 → 2023-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥49.8bn | 2021-04-01 → 2022-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥52.3bn | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | −¥92.9bn | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥97.3bn | 2023-04-01 → 2024-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥91.6bn | 2022-04-01 → 2023-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥125.1bn | 2021-04-01 → 2022-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥89.3bn | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | −¥25.3bn | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥34.2bn | 2023-04-01 → 2024-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | ¥84.8bn | 2022-04-01 → 2023-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥82.3bn | 2021-04-01 → 2022-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥48.3bn | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥332.2 | 2024-04-01 → 2025-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥294.25 | 2023-04-01 → 2024-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-111.19 | 2022-04-01 → 2023-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-30.44 | 2021-04-01 → 2022-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥14.58 | 2020-04-01 → 2021-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| Net assets per share | ¥2,129.65 | at 2025-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,752.83 | at 2024-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,438.32 | at 2023-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,520.93 | at 2022-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,583.09 | at 2021-03-31d | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 26.0% | at 2025-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 22.1% | at 2024-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 18.3% | at 2023-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 20.8% | at 2022-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 22.8% | at 2021-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| ROE | 17.1% | 2024-04-01 → 2025-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 18.4% | 2023-04-01 → 2024-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | -7.5% | 2022-04-01 → 2023-03-31d | Cons. | Rate of return on equity (5-year summary) |
| ROE | -2.0% | 2021-04-01 → 2022-03-31d | Cons. | Rate of return on equity (5-year summary) |
| ROE | 0.9% | 2020-04-01 → 2021-03-31d | Cons. | Rate of return on equity (5-year summary) |
| Employees | 7,962 | at 2025-03-31 | Cons. | Number of employees |
| Employees | 8,018 | at 2024-03-31 | Cons. | Number of employees |
| Employees | 8,030 | at 2023-03-31d | Cons. | Number of employees |
| Employees | 8,074 | at 2022-03-31d | Cons. | Number of employees |
| Employees | 8,150 | at 2021-03-31d | Cons. | Number of employees |
| Revenue | ¥723.9bn | 2024-04-01 → 2025-03-31 | Standalone | Operating revenue1 (5-year summary) |
| Revenue | ¥684.7bn | 2023-04-01 → 2024-03-31 | Standalone | Operating revenue1 (5-year summary) |
| Revenue | ¥723.6bn | 2022-04-01 → 2023-03-31d | Standalone | Operating revenue1 (5-year summary) |
| Revenue | ¥524.0bn | 2021-04-01 → 2022-03-31d | Standalone | Operating revenue1 (5-year summary) |
| Revenue | ¥590.1bn | 2020-04-01 → 2021-03-31d | Standalone | Operating revenue1 (5-year summary) |
| Operating income | ¥42.9bn | 2024-04-01 → 2025-03-31 | Standalone | Operating income |
| Operating income | ¥39.2bn | 2023-04-01 → 2024-03-31 | Standalone | Operating income |
| Ordinary income | ¥54.3bn | 2024-04-01 → 2025-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥51.5bn | 2023-04-01 → 2024-03-31 | Standalone | Ordinary income |
| Ordinary income | −¥30.3bn | 2022-04-01 → 2023-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | −¥29.0bn | 2021-04-01 → 2022-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | −¥17.6bn | 2020-04-01 → 2021-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | ¥54.3bn | 2024-04-01 → 2025-03-31 | Standalone | Income before income taxes |
| Profit before tax | ¥51.9bn | 2023-04-01 → 2024-03-31 | Standalone | Income before income taxes |
| Net income | ¥43.4bn | 2024-04-01 → 2025-03-31 | Standalone | Profit loss |
| Net income | ¥42.9bn | 2023-04-01 → 2024-03-31 | Standalone | Profit loss |
| Net income | −¥23.5bn | 2022-04-01 → 2023-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | −¥13.0bn | 2021-04-01 → 2022-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | −¥12.2bn | 2020-04-01 → 2021-03-31d | Standalone | Net income loss (5-year summary) |
| Total assets | ¥1.50T | at 2025-03-31 | Standalone | Assets |
| Total assets | ¥1.48T | at 2024-03-31 | Standalone | Assets |
| Total assets | ¥1.48T | at 2023-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥1.38T | at 2022-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥1.31T | at 2021-03-31d | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥1.20T | at 2025-03-31 | Standalone | Liabilities |
| Total liabilities | ¥1.22T | at 2024-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥295.6bn | at 2025-03-31 | Standalone | Net assets |
| Net assets / equity | ¥261.6bn | at 2024-03-31 | Standalone | Net assets |
| Net assets / equity | ¥222.4bn | at 2023-03-31d | Standalone | Net assets |
| Net assets / equity | ¥251.3bn | at 2022-03-31d | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥271.3bn | at 2021-03-31d | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥123.0bn | at 2025-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥113.4bn | at 2024-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥209.41 | 2024-04-01 → 2025-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥206.89 | 2023-04-01 → 2024-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-113.32 | 2022-04-01 → 2023-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-62.93 | 2021-04-01 → 2022-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-58.68 | 2020-04-01 → 2021-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| Dividend per share | ¥40 | 2024-04-01 → 2025-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥30 | 2023-04-01 → 2024-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥30 | 2021-04-01 → 2022-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥30 | 2020-04-01 → 2021-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥1,425.94 | at 2025-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,262.19 | at 2024-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,073.2 | at 2023-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,211.84 | at 2022-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,308.51 | at 2021-03-31d | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 19.7% | at 2025-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 17.7% | at 2024-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 15.0% | at 2023-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 18.1% | at 2022-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 20.6% | at 2021-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| ROE | 15.6% | 2024-04-01 → 2025-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 17.7% | 2023-04-01 → 2024-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | -9.9% | 2022-04-01 → 2023-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | -5.0% | 2021-04-01 → 2022-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | -4.3% | 2020-04-01 → 2021-03-31d | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 207,528,000 | at 2025-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 207,528,000 | at 2024-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 207,528,000 | at 2023-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 223,086,000 | at 2022-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 223,086,000 | at 2021-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Employees | 2,121 | at 2025-03-31 | Standalone | Number of employees |
| Employees | 2,170 | at 2024-03-31 | Standalone | Number of employees |
| Employees | 2,199 | at 2023-03-31d | Standalone | Number of employees |
| Employees | 2,243 | at 2022-03-31d | Standalone | Number of employees |
| Employees | 2,288 | at 2021-03-31d | Standalone | Number of employees |
Periods use the dates stated in the filing. d = earlier-year period dated by calendar; v = that date confirmed by the company's own earlier filing.
Segments · 114
| Segment | Item | Period | Value |
|---|---|---|---|
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | capex | 2024-04-01 → 2025-03-31 | ¥3.5bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | employees | at 2025-03-31 | 1369 pure |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue | 2024-04-01 → 2025-03-31 | ¥36.0bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue external | 2024-04-01 → 2025-03-31 | ¥9.3bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥26.6bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment assets | at 2025-03-31 | ¥62.4bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment ordinary income | 2024-04-01 → 2025-03-31 | ¥2.9bn |
| Reconciling Itemsreconciling | capex | 2024-04-01 → 2025-03-31 | −¥1.6bn |
| Reconciling Itemsreconciling | revenue | 2024-04-01 → 2025-03-31 | −¥278.6bn |
| Reconciling Itemsreconciling | revenue intersegment | 2024-04-01 → 2025-03-31 | −¥278.6bn |
| Reconciling Itemsreconciling | segment assets | at 2025-03-31 | −¥494.1bn |
| Reconciling Itemsreconciling | segment ordinary income | 2024-04-01 → 2025-03-31 | −¥510m |
| Construction Engineeringreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥189m |
| Construction Engineeringreportable segment | employees | at 2025-03-31 | 1383 pure |
| Construction Engineeringreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥55.3bn |
| Construction Engineeringreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥23.7bn |
| Construction Engineeringreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥31.6bn |
| Construction Engineeringreportable segment | segment assets | at 2025-03-31 | ¥61.4bn |
| Construction Engineeringreportable segment | segment ordinary income | 2024-04-01 → 2025-03-31 | ¥5.5bn |
| Energyreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥3.0bn |
| Energyreportable segment | employees | at 2025-03-31 | 280 pure |
| Energyreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥26.6bn |
| Energyreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥23.2bn |
| Energyreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥3.5bn |
| Energyreportable segment | segment assets | at 2025-03-31 | ¥111.9bn |
| Energyreportable segment | segment ordinary income | 2024-04-01 → 2025-03-31 | ¥5.6bn |
| Information Technology Communicationsreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥6.9bn |
| Information Technology Communicationsreportable segment | employees | at 2025-03-31 | 848 pure |
| Information Technology Communicationsreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥50.4bn |
| Information Technology Communicationsreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥38.9bn |
| Information Technology Communicationsreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥11.5bn |
| Information Technology Communicationsreportable segment | segment assets | at 2025-03-31 | ¥68.9bn |
| Information Technology Communicationsreportable segment | segment ordinary income | 2024-04-01 → 2025-03-31 | ¥10.6bn |
| Power Generation And Salesreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥41.4bn |
| Power Generation And Salesreportable segment | employees | at 2025-03-31 | 2078 pure |
| Power Generation And Salesreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥709.6bn |
| Power Generation And Salesreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥664.0bn |
| Power Generation And Salesreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥45.7bn |
| Power Generation And Salesreportable segment | segment assets | at 2025-03-31 | ¥1.36T |
| Power Generation And Salesreportable segment | segment ordinary income | 2024-04-01 → 2025-03-31 | ¥41.4bn |
| Transmission And Distributionreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥28.3bn |
| Transmission And Distributionreportable segment | employees | at 2025-03-31 | 2004 pure |
| Transmission And Distributionreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥252.1bn |
| Transmission And Distributionreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥92.4bn |
| Transmission And Distributionreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥159.7bn |
| Transmission And Distributionreportable segment | segment assets | at 2025-03-31 | ¥515.1bn |
| Transmission And Distributionreportable segment | segment ordinary income | 2024-04-01 → 2025-03-31 | ¥26.1bn |
| —segment total | capex | 2024-04-01 → 2025-03-31 | ¥79.7bn |
| —segment total | revenue | 2024-04-01 → 2025-03-31 | ¥1.09T |
| —segment total | revenue external | 2024-04-01 → 2025-03-31 | ¥842.1bn |
| —segment total | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥252.0bn |
| —segment total | segment assets | at 2025-03-31 | ¥2.12T |
| —segment total | segment ordinary income | 2024-04-01 → 2025-03-31 | ¥89.2bn |
| Total Of Reportable Segments And Otherssegment total | capex | 2024-04-01 → 2025-03-31 | ¥83.2bn |
| Total Of Reportable Segments And Otherssegment total | revenue | 2024-04-01 → 2025-03-31 | ¥1.13T |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2024-04-01 → 2025-03-31 | ¥851.4bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥278.6bn |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2025-03-31 | ¥2.18T |
| Total Of Reportable Segments And Otherssegment total | segment ordinary income | 2024-04-01 → 2025-03-31 | ¥92.1bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | capex | 2023-04-01 → 2024-03-31 | ¥3.9bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue | 2023-04-01 → 2024-03-31 | ¥35.6bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue external | 2023-04-01 → 2024-03-31 | ¥9.8bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue intersegment | 2023-04-01 → 2024-03-31 | ¥25.8bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment assets | at 2024-03-31 | ¥59.8bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment ordinary income | 2023-04-01 → 2024-03-31 | ¥2.5bn |
| Reconciling Itemsreconciling | capex | 2023-04-01 → 2024-03-31 | −¥2.0bn |
| Reconciling Itemsreconciling | revenue | 2023-04-01 → 2024-03-31 | −¥298.6bn |
| Reconciling Itemsreconciling | revenue intersegment | 2023-04-01 → 2024-03-31 | −¥298.6bn |
| Reconciling Itemsreconciling | segment assets | at 2024-03-31 | −¥500.4bn |
| Reconciling Itemsreconciling | segment ordinary income | 2023-04-01 → 2024-03-31 | −¥1.2bn |
| Construction Engineeringreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥174m |
| Construction Engineeringreportable segment | revenue | 2023-04-01 → 2024-03-31 | ¥65.3bn |
| Construction Engineeringreportable segment | revenue external | 2023-04-01 → 2024-03-31 | ¥28.0bn |
| Construction Engineeringreportable segment | revenue intersegment | 2023-04-01 → 2024-03-31 | ¥37.3bn |
| Construction Engineeringreportable segment | segment assets | at 2024-03-31 | ¥64.1bn |
| Construction Engineeringreportable segment | segment ordinary income | 2023-04-01 → 2024-03-31 | ¥5.9bn |
| Energyreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥1.2bn |
| Energyreportable segment | revenue | 2023-04-01 → 2024-03-31 | ¥25.8bn |
| Energyreportable segment | revenue external | 2023-04-01 → 2024-03-31 | ¥22.4bn |
| Energyreportable segment | revenue intersegment | 2023-04-01 → 2024-03-31 | ¥3.5bn |
| Energyreportable segment | segment assets | at 2024-03-31 | ¥82.0bn |
| Energyreportable segment | segment ordinary income | 2023-04-01 → 2024-03-31 | ¥6.7bn |
| Information Technology Communicationsreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥4.7bn |
| Information Technology Communicationsreportable segment | revenue | 2023-04-01 → 2024-03-31 | ¥49.2bn |
| Information Technology Communicationsreportable segment | revenue external | 2023-04-01 → 2024-03-31 | ¥37.8bn |
| Information Technology Communicationsreportable segment | revenue intersegment | 2023-04-01 → 2024-03-31 | ¥11.4bn |
| Information Technology Communicationsreportable segment | segment assets | at 2024-03-31 | ¥65.4bn |
| Information Technology Communicationsreportable segment | segment ordinary income | 2023-04-01 → 2024-03-31 | ¥10.4bn |
| Power Generation And Salesreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥33.9bn |
| Power Generation And Salesreportable segment | revenue | 2023-04-01 → 2024-03-31 | ¥670.0bn |
| Power Generation And Salesreportable segment | revenue external | 2023-04-01 → 2024-03-31 | ¥612.1bn |
| Power Generation And Salesreportable segment | revenue intersegment | 2023-04-01 → 2024-03-31 | ¥57.9bn |
| Power Generation And Salesreportable segment | segment assets | at 2024-03-31 | ¥1.36T |
| Power Generation And Salesreportable segment | segment ordinary income | 2023-04-01 → 2024-03-31 | ¥35.8bn |
| Transmission And Distributionreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥26.6bn |
| Transmission And Distributionreportable segment | revenue | 2023-04-01 → 2024-03-31 | ¥240.1bn |
| Transmission And Distributionreportable segment | revenue external | 2023-04-01 → 2024-03-31 | ¥77.4bn |
| Transmission And Distributionreportable segment | revenue intersegment | 2023-04-01 → 2024-03-31 | ¥162.7bn |
| Transmission And Distributionreportable segment | segment assets | at 2024-03-31 | ¥500.3bn |
| Transmission And Distributionreportable segment | segment ordinary income | 2023-04-01 → 2024-03-31 | ¥20.1bn |
| —segment total | capex | 2023-04-01 → 2024-03-31 | ¥66.6bn |
| —segment total | revenue | 2023-04-01 → 2024-03-31 | ¥1.05T |
| —segment total | revenue external | 2023-04-01 → 2024-03-31 | ¥777.6bn |
| —segment total | revenue intersegment | 2023-04-01 → 2024-03-31 | ¥272.7bn |
| —segment total | segment assets | at 2024-03-31 | ¥2.07T |
| —segment total | segment ordinary income | 2023-04-01 → 2024-03-31 | ¥78.8bn |
| Total Of Reportable Segments And Otherssegment total | capex | 2023-04-01 → 2024-03-31 | ¥70.5bn |
| Total Of Reportable Segments And Otherssegment total | revenue | 2023-04-01 → 2024-03-31 | ¥1.09T |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2023-04-01 → 2024-03-31 | ¥787.4bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2023-04-01 → 2024-03-31 | ¥298.6bn |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2024-03-31 | ¥2.13T |
| Total Of Reportable Segments And Otherssegment total | segment ordinary income | 2023-04-01 → 2024-03-31 | ¥81.3bn |
| Energyreportable segment | employees | at 2025-03-31 | 43 pure |
| Power Generation And Salesreportable segment | employees | at 2025-03-31 | 2078 pure |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,960
| Item | Context | Value | Unit |
|---|---|---|---|
| Name major shareholders | CurrentYearInstant_No1MajorShareholdersMember | Original text (Japanese)日本マスタートラスト 信託銀行株式会社(信託口) | |
| Address major shareholders | CurrentYearInstant_No1MajorShareholdersMember | Original text (Japanese)東京都港区赤坂１丁目８番１号 赤坂インターシティＡＩＲ | |
| Name major shareholders | CurrentYearInstant_No2MajorShareholdersMember | Original text (Japanese)株式会社日本カストディ銀行(信託口) | |
| Address major shareholders | CurrentYearInstant_No2MajorShareholdersMember | Original text (Japanese)東京都中央区晴海１丁目８－12 | |
| Name major shareholders | CurrentYearInstant_No3MajorShareholdersMember | Original text (Japanese)株式会社伊予鉄グループ | |
| Address major shareholders | CurrentYearInstant_No3MajorShareholdersMember | Original text (Japanese)愛媛県松山市湊町４丁目４－1 | |
| Name major shareholders | CurrentYearInstant_No4MajorShareholdersMember | Original text (Japanese)住友共同電力株式会社 | |
| Address major shareholders | CurrentYearInstant_No4MajorShareholdersMember | Original text (Japanese)愛媛県新居浜市磯浦町16－５ | |
| Name major shareholders | CurrentYearInstant_No5MajorShareholdersMember | Original text (Japanese)株式会社伊予銀行 | |
| Address major shareholders | CurrentYearInstant_No5MajorShareholdersMember | Original text (Japanese)愛媛県松山市南堀端町１ | |
| Name major shareholders | CurrentYearInstant_No6MajorShareholdersMember | Original text (Japanese)高知県 | |
| Address major shareholders | CurrentYearInstant_No6MajorShareholdersMember | Original text (Japanese)高知県高知市丸ノ内１丁目２－20 | |
| Name major shareholders | CurrentYearInstant_No7MajorShareholdersMember | Original text (Japanese)ＧＭＯインターネットグループ株式会社 | |
| Address major shareholders | CurrentYearInstant_No7MajorShareholdersMember | Original text (Japanese)東京都渋谷区桜丘町26番１号セルリアンタワー | |
| Name major shareholders | CurrentYearInstant_No8MajorShareholdersMember | Original text (Japanese)株式会社百十四銀行 | |
| Address major shareholders | CurrentYearInstant_No8MajorShareholdersMember | Original text (Japanese)香川県高松市亀井町５番地の１ | |
| Name major shareholders | CurrentYearInstant_No9MajorShareholdersMember | Original text (Japanese)日本生命保険相互会社 | |
| Address major shareholders | CurrentYearInstant_No9MajorShareholdersMember | Original text (Japanese)東京都千代田区丸の内１丁目６番６号 | |
| Name major shareholders | CurrentYearInstant_No10MajorShareholdersMember | Original text (Japanese)四国電力従業員持株会 | |
| Address major shareholders | CurrentYearInstant_No10MajorShareholdersMember | Original text (Japanese)香川県高松市丸の内２－５ | |
| Issued shares voting rights (text) | FilingDateInstant | Text · Plus | |
| Description issued shares voting rights | CurrentYearInstant_SharesWithNoVotingRightsMember | － | |
| Description issued shares voting rights | CurrentYearInstant_SharesWithRestrictedVotingRightsTreasurySharesEtcMember | － | |
| Description issued shares voting rights | CurrentYearInstant_SharesWithRestrictedVotingRightsOtherMember | － | |
| Description issued shares voting rights | CurrentYearInstant_OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMember | － | |
| Description issued shares voting rights | CurrentYearInstant_OrdinarySharesReciprocalHoldingSharesWithFullVotingRightsTreasurySharesEtcMember | － | |
| Description issued shares voting rights | CurrentYearInstant_OrdinarySharesSharesWithFullVotingRightsOtherMember | － | |
| Description issued shares voting rights | CurrentYearInstant_OrdinarySharesSharesLessThanOneUnitMember | Original text (Japanese)１単元(100株)未満の株式 | |
| Treasury shares etc (text) | FilingDateInstant | Text · Plus | |
| Name of shareholder treasury shares etc | CurrentYearInstant_Row1Member | Original text (Japanese)四国電力株式会社 | |
| Address of shareholder treasury shares etc | CurrentYearInstant_Row1Member | Original text (Japanese)香川県高松市丸の内２番５号 | |
| Name of shareholder treasury shares etc | CurrentYearInstant_Row2Member | Original text (Japanese)株式会社四電工 | |
| Address of shareholder treasury shares etc | CurrentYearInstant_Row2Member | Original text (Japanese)香川県高松市花ノ宮町２丁目３番９号 | |
| Name of shareholder treasury shares etc | CurrentYearInstant_Row3Member | Original text (Japanese)四電エンジニアリング 株式会社 | |
| Address of shareholder treasury shares etc | CurrentYearInstant_Row3Member | Original text (Japanese)香川県高松市上之町３丁目１番４号 | |
| Name of shareholder treasury shares etc | CurrentYearInstant_Row4Member | Original text (Japanese)四国計測工業株式会社 | |
| Address of shareholder treasury shares etc | CurrentYearInstant_Row4Member | Original text (Japanese)香川県仲多度郡多度津町大字南鴨200番地１ | |
| Name of shareholder treasury shares etc | CurrentYearInstant_Row5Member | Original text (Japanese)四電ビジネス株式会社 | |
| Address of shareholder treasury shares etc | CurrentYearInstant_Row5Member | Original text (Japanese)香川県高松市亀井町７番地９ | |
| Share ownership plans for directors and other officers and employees (text) | FilingDateInstant | Text · Plus | |
| Classes of shares etc (text) | FilingDateInstant | Text · Plus | |
| Acquisitions by resolution of shareholders meeting (text) | FilingDateInstant | Text · Plus | |
| Acquisitions by resolution of board of directors meeting (text) | FilingDateInstant | Text · Plus | |
| Acquisitions not based on resolution of shareholders meeting or board of directors meeting (text) | FilingDateInstant | Text · Plus | |
| Disposals or holding of acquired treasury shares (text) | FilingDateInstant | Text · Plus | |
| Dividend policy (text) | FilingDateInstant | Text · Plus | |
| Date of resolution dividends of surplus | FilingDateInstant_Row1Member | 2024-10-29 | |
| Resolution dividends of surplus | FilingDateInstant_Row1Member | Original text (Japanese)取締役会決議 | |
| Date of resolution dividends of surplus | FilingDateInstant_Row2Member | 2025-06-26 | |
| Resolution dividends of surplus | FilingDateInstant_Row2Member | Original text (Japanese)定時株主総会決議（予定） |
Every row of the EDINET CSV. Item names are the XBRL element names; filed text is kept in its original Japanese. Filed text is available on Plus and Pro.
Data checks · 22 of 22 passed
| balance sheet identity | pass |
| balance sheet identity | pass rounding |
| balance sheet identity | pass rounding |
| balance sheet identity | pass rounding |
| dei present | pass |
| period resolution | pass |
| statement vs summary · net assets | pass |
| statement vs summary · net assets | pass |
| statement vs summary · net assets | pass |
| statement vs summary · net assets | pass |
| statement vs summary · net assets | pass |
| statement vs summary · net assets | pass |
| statement vs summary · net income attributable to parent | pass |
| statement vs summary · net income attributable to parent | pass |
| statement vs summary · operating cash flow | pass |
| statement vs summary · operating cash flow | pass |
| statement vs summary · revenue | pass |
| statement vs summary · revenue | pass |
| statement vs summary · total assets | pass |
| statement vs summary · total assets | pass |
| statement vs summary · total assets | pass |
| statement vs summary · total assets | pass |