Annual report
1852.TEDINET S100YD5O
Period2025-04-01 → 2026-03-31
Filed2026-06-18
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥175.3bn | 2025-04-01 → 2026-03-31 | Cons. | Net sales |
| Revenue | ¥167.0bn | 2024-04-01 → 2025-03-31 | Cons. | Net sales |
| Revenue | ¥152.7bn | 2023-04-01 → 2024-03-31v | Cons. | Net sales (5-year summary) |
| Revenue | ¥144.4bn | 2022-04-01 → 2023-03-31v | Cons. | Net sales (5-year summary) |
| Revenue | ¥135.5bn | 2021-04-01 → 2022-03-31v | Cons. | Net sales (5-year summary) |
| Operating income | ¥7.2bn | 2025-04-01 → 2026-03-31 | Cons. | Operating income |
| Operating income | ¥6.9bn | 2024-04-01 → 2025-03-31 | Cons. | Operating income |
| Ordinary income | ¥7.0bn | 2025-04-01 → 2026-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥6.5bn | 2024-04-01 → 2025-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥4.3bn | 2023-04-01 → 2024-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥5.9bn | 2022-04-01 → 2023-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥4.9bn | 2021-04-01 → 2022-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | ¥7.1bn | 2025-04-01 → 2026-03-31 | Cons. | Income before income taxes |
| Profit before tax | ¥6.4bn | 2024-04-01 → 2025-03-31 | Cons. | Income before income taxes |
| Net income (owners) | ¥5.2bn | 2025-04-01 → 2026-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥4.7bn | 2024-04-01 → 2025-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥4.7bn | 2023-04-01 → 2024-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥4.2bn | 2022-04-01 → 2023-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥3.7bn | 2021-04-01 → 2022-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | ¥5.2bn | 2025-04-01 → 2026-03-31 | Cons. | Profit loss |
| Net income | ¥4.8bn | 2024-04-01 → 2025-03-31 | Cons. | Profit loss |
| Total assets | ¥118.2bn | at 2026-03-31 | Cons. | Assets |
| Total assets | ¥115.2bn | at 2025-03-31 | Cons. | Assets |
| Total assets | ¥101.3bn | at 2024-03-31v | Cons. | Total assets (5-year summary) |
| Total assets | ¥93.0bn | at 2023-03-31v | Cons. | Total assets (5-year summary) |
| Total assets | ¥90.5bn | at 2022-03-31v | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥68.0bn | at 2026-03-31 | Cons. | Liabilities |
| Total liabilities | ¥69.1bn | at 2025-03-31 | Cons. | Liabilities |
| Net assets / equity | ¥50.2bn | at 2026-03-31 | Cons. | Net assets |
| Net assets / equity | ¥46.1bn | at 2025-03-31 | Cons. | Net assets |
| Net assets / equity | ¥48.7bn | at 2024-03-31v | Cons. | Net assets |
| Net assets / equity | ¥44.7bn | at 2023-03-31v | Cons. | Net assets (5-year summary) |
| Net assets / equity | ¥42.9bn | at 2022-03-31v | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥23.9bn | at 2026-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥16.8bn | at 2025-03-31 | Cons. | Cash and deposits |
| Cash & equivalents | ¥23.6bn | at 2026-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥16.8bn | at 2025-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥13.0bn | at 2024-03-31v | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥11.8bn | at 2023-03-31v | Cons. | Cash and cash equivalents (5-year summary) |
| Cash & equivalents | ¥12.9bn | at 2022-03-31v | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | ¥18.4bn | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥5.2bn | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | −¥3.2bn | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥1.4bn | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥1.6bn | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | −¥799m | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥784m | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | ¥2.6bn | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | ¥934m | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥2.3bn | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | −¥11.0bn | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥913m | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | ¥1.4bn | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥3.7bn | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥2.3bn | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥64.24 | 2025-04-01 → 2026-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥58.21 | 2024-04-01 → 2025-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥57.96 | 2023-04-01 → 2024-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥52.1 | 2022-04-01 → 2023-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥46.47 | 2021-04-01 → 2022-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| Net assets per share | ¥616.39 | at 2026-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥567.04 | at 2025-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥590.23 | at 2024-03-31v | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥545.69 | at 2023-03-31v | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥522.9 | at 2022-03-31v | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 42.1% | at 2026-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 39.7% | at 2025-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 47.0% | at 2024-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 47.3% | at 2023-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 46.6% | at 2022-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| ROE | 10.9% | 2025-04-01 → 2026-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 10.1% | 2024-04-01 → 2025-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 10.2% | 2023-04-01 → 2024-03-31v | Cons. | Rate of return on equity (5-year summary) |
| ROE | 9.7% | 2022-04-01 → 2023-03-31v | Cons. | Rate of return on equity (5-year summary) |
| ROE | 9.0% | 2021-04-01 → 2022-03-31v | Cons. | Rate of return on equity (5-year summary) |
| Employees | 1,806 | at 2026-03-31 | Cons. | Number of employees |
| Employees | 1,796 | at 2025-03-31 | Cons. | Number of employees |
| Employees | 1,799 | at 2024-03-31v | Cons. | Number of employees |
| Employees | 1,795 | at 2023-03-31v | Cons. | Number of employees |
| Employees | 1,700 | at 2022-03-31v | Cons. | Number of employees |
| Revenue | ¥158.6bn | 2025-04-01 → 2026-03-31 | Standalone | Net sales |
| Revenue | ¥155.7bn | 2024-04-01 → 2025-03-31 | Standalone | Net sales |
| Revenue | ¥142.2bn | 2023-04-01 → 2024-03-31v | Standalone | Net sales (5-year summary) |
| Revenue | ¥132.8bn | 2022-04-01 → 2023-03-31v | Standalone | Net sales (5-year summary) |
| Revenue | ¥132.5bn | 2021-04-01 → 2022-03-31v | Standalone | Net sales (5-year summary) |
| Operating income | ¥5.9bn | 2025-04-01 → 2026-03-31 | Standalone | Operating income |
| Operating income | ¥5.9bn | 2024-04-01 → 2025-03-31 | Standalone | Operating income |
| Ordinary income | ¥6.5bn | 2025-04-01 → 2026-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥5.5bn | 2024-04-01 → 2025-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥2.6bn | 2023-04-01 → 2024-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥4.9bn | 2022-04-01 → 2023-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥5.0bn | 2021-04-01 → 2022-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | ¥6.5bn | 2025-04-01 → 2026-03-31 | Standalone | Income before income taxes |
| Profit before tax | ¥5.4bn | 2024-04-01 → 2025-03-31 | Standalone | Income before income taxes |
| Net income | ¥4.9bn | 2025-04-01 → 2026-03-31 | Standalone | Profit loss |
| Net income | ¥3.9bn | 2024-04-01 → 2025-03-31 | Standalone | Profit loss |
| Net income | ¥3.6bn | 2023-04-01 → 2024-03-31v | Standalone | Net income loss (5-year summary) |
| Net income | ¥3.6bn | 2022-04-01 → 2023-03-31v | Standalone | Net income loss (5-year summary) |
| Net income | ¥3.9bn | 2021-04-01 → 2022-03-31v | Standalone | Net income loss (5-year summary) |
| Total assets | ¥109.1bn | at 2026-03-31 | Standalone | Assets |
| Total assets | ¥108.0bn | at 2025-03-31 | Standalone | Assets |
| Total assets | ¥92.5bn | at 2024-03-31v | Standalone | Total assets (5-year summary) |
| Total assets | ¥85.9bn | at 2023-03-31v | Standalone | Total assets (5-year summary) |
| Total assets | ¥85.0bn | at 2022-03-31v | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥62.5bn | at 2026-03-31 | Standalone | Liabilities |
| Total liabilities | ¥64.0bn | at 2025-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥46.6bn | at 2026-03-31 | Standalone | Net assets |
| Net assets / equity | ¥44.0bn | at 2025-03-31 | Standalone | Net assets |
| Net assets / equity | ¥44.9bn | at 2024-03-31v | Standalone | Net assets |
| Net assets / equity | ¥43.0bn | at 2023-03-31v | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥42.3bn | at 2022-03-31v | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥17.4bn | at 2026-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥11.2bn | at 2025-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥61.1 | 2025-04-01 → 2026-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥49 | 2024-04-01 → 2025-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥45.17 | 2023-04-01 → 2024-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥44.74 | 2022-04-01 → 2023-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥48.71 | 2021-04-01 → 2022-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| Dividend per share | ¥45 | 2025-04-01 → 2026-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥41 | 2024-04-01 → 2025-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥203 | 2023-04-01 → 2024-03-31v | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥191 | 2022-04-01 → 2023-03-31v | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥363 | 2021-04-01 → 2022-03-31v | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥577.55 | at 2026-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥545.33 | at 2025-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥556.81 | at 2024-03-31v | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥533.87 | at 2023-03-31v | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥524.14 | at 2022-03-31v | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 42.7% | at 2026-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 40.7% | at 2025-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 48.6% | at 2024-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 50.1% | at 2023-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 49.8% | at 2022-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| ROE | 10.9% | 2025-04-01 → 2026-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 8.9% | 2024-04-01 → 2025-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 8.3% | 2023-04-01 → 2024-03-31v | Standalone | Rate of return on equity (5-year summary) |
| ROE | 8.5% | 2022-04-01 → 2023-03-31v | Standalone | Rate of return on equity (5-year summary) |
| ROE | 9.4% | 2021-04-01 → 2022-03-31v | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 80,786,000 | at 2026-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 80,786,000 | at 2025-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 16,157,000 | at 2024-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 16,157,000 | at 2023-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 8,078,000 | at 2022-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Employees | 1,264 | at 2026-03-31 | Standalone | Number of employees |
| Employees | 1,261 | at 2025-03-31 | Standalone | Number of employees |
| Employees | 1,281 | at 2024-03-31v | Standalone | Number of employees |
| Employees | 1,293 | at 2023-03-31v | Standalone | Number of employees |
| Employees | 1,273 | at 2022-03-31v | 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 · 46
| Segment | Item | Period | Value |
|---|---|---|---|
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | employees | at 2026-03-31 | 10 pure |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue | 2025-04-01 → 2026-03-31 | ¥3.8bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue external | 2025-04-01 → 2026-03-31 | ¥3.8bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥6m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment profit | 2025-04-01 → 2026-03-31 | ¥813m |
| Reconciling Itemsreconciling | revenue | 2025-04-01 → 2026-03-31 | −¥6m |
| Reconciling Itemsreconciling | revenue intersegment | 2025-04-01 → 2026-03-31 | −¥6m |
| Reconciling Itemsreconciling | segment profit | 2025-04-01 → 2026-03-31 | −¥12.1bn |
| Constructionreportable segment | employees | at 2026-03-31 | 1280 pure |
| Constructionreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥142.3bn |
| Constructionreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥142.3bn |
| Constructionreportable segment | segment profit | 2025-04-01 → 2026-03-31 | ¥15.4bn |
| Engineeringreportable segment | employees | at 2026-03-31 | 248 pure |
| Engineeringreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥29.3bn |
| Engineeringreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥29.3bn |
| Engineeringreportable segment | segment profit | 2025-04-01 → 2026-03-31 | ¥3.1bn |
| —segment total | revenue | 2025-04-01 → 2026-03-31 | ¥171.5bn |
| —segment total | revenue external | 2025-04-01 → 2026-03-31 | ¥171.5bn |
| —segment total | segment profit | 2025-04-01 → 2026-03-31 | ¥18.5bn |
| Total Of Reportable Segments And Otherssegment total | revenue | 2025-04-01 → 2026-03-31 | ¥175.3bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2025-04-01 → 2026-03-31 | ¥175.3bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥6m |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2025-04-01 → 2026-03-31 | ¥19.3bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue | 2024-04-01 → 2025-03-31 | ¥3.3bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue external | 2024-04-01 → 2025-03-31 | ¥3.3bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥5m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment profit | 2024-04-01 → 2025-03-31 | ¥642m |
| Reconciling Itemsreconciling | revenue | 2024-04-01 → 2025-03-31 | −¥5m |
| Reconciling Itemsreconciling | revenue intersegment | 2024-04-01 → 2025-03-31 | −¥5m |
| Reconciling Itemsreconciling | segment profit | 2024-04-01 → 2025-03-31 | −¥10.9bn |
| Constructionreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥141.4bn |
| Constructionreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥141.4bn |
| Constructionreportable segment | segment profit | 2024-04-01 → 2025-03-31 | ¥14.4bn |
| Engineeringreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥22.3bn |
| Engineeringreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥22.3bn |
| Engineeringreportable segment | segment profit | 2024-04-01 → 2025-03-31 | ¥2.7bn |
| —segment total | revenue | 2024-04-01 → 2025-03-31 | ¥163.7bn |
| —segment total | revenue external | 2024-04-01 → 2025-03-31 | ¥163.7bn |
| —segment total | segment profit | 2024-04-01 → 2025-03-31 | ¥17.1bn |
| Total Of Reportable Segments And Otherssegment total | revenue | 2024-04-01 → 2025-03-31 | ¥167.0bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2024-04-01 → 2025-03-31 | ¥167.0bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥5m |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2024-04-01 → 2025-03-31 | ¥17.7bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | employees | at 2026-03-31 | 10 pure |
| Constructionreportable segment | employees | at 2026-03-31 | 738 pure |
| Engineeringreportable segment | employees | at 2026-03-31 | 248 pure |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,825
| Item | Context | Value | Unit |
|---|---|---|---|
| Net sales | CurrentYearDuration_jpcrp030000-asr_E00120-000ConstructionReportableSegmentsMember | 142266000000 | JPY |
| Net sales | CurrentYearDuration_jpcrp030000-asr_E00120-000EngineeringReportableSegmentsMember | 29252000000 | JPY |
| Net sales | CurrentYearDuration_ReportableSegmentsMember | 171518000000 | JPY |
| Net sales | CurrentYearDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember | 3782000000 | JPY |
| Net sales | CurrentYearDuration_TotalOfReportableSegmentsAndOthersMember | 175300000000 | JPY |
| Net sales | CurrentYearDuration_ReconcilingItemsMember | -6000000 | JPY |
| Net sales | CurrentYearDuration | 175294000000 | JPY |
| Operating income | CurrentYearDuration_jpcrp030000-asr_E00120-000ConstructionReportableSegmentsMember | 15447000000 | JPY |
| Operating income | CurrentYearDuration_jpcrp030000-asr_E00120-000EngineeringReportableSegmentsMember | 3054000000 | JPY |
| Operating income | CurrentYearDuration_ReportableSegmentsMember | 18502000000 | JPY |
| Operating income | CurrentYearDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember | 813000000 | JPY |
| Operating income | CurrentYearDuration_TotalOfReportableSegmentsAndOthersMember | 19316000000 | JPY |
| Operating income | CurrentYearDuration_ReconcilingItemsMember | -12104000000 | JPY |
| Operating income | CurrentYearDuration | 7211000000 | JPY |
| Impairment loss el | CurrentYearDuration_ReportableSegmentsMember | 182000000 | JPY |
| Amortization of goodwill sga | Prior1YearDuration_UnallocatedAmountsAndEliminationMember | 203000000 | JPY |
| Goodwill | Prior1YearInstant_UnallocatedAmountsAndEliminationMember | 853000000 | JPY |
| Amortization of goodwill sga | CurrentYearDuration_UnallocatedAmountsAndEliminationMember | 212000000 | JPY |
| Goodwill | CurrentYearInstant_UnallocatedAmountsAndEliminationMember | 679000000 | JPY |
| Cash and deposits | Prior1YearInstant_NonConsolidatedMember | 11214000000 | JPY |
| Cash and deposits | CurrentYearInstant_NonConsolidatedMember | 17364000000 | JPY |
| Notes receivable trade | Prior1YearInstant_NonConsolidatedMember | 57000000 | JPY |
| Notes receivable trade | CurrentYearInstant_NonConsolidatedMember | － | JPY |
| Electronically recorded monetary claims operating ca | Prior1YearInstant_NonConsolidatedMember | 7528000000 | JPY |
| Electronically recorded monetary claims operating ca | CurrentYearInstant_NonConsolidatedMember | 3287000000 | JPY |
| Accounts receivable from completed construction contracts cns | Prior1YearInstant_NonConsolidatedMember | 60191000000 | JPY |
| Accounts receivable from completed construction contracts cns | CurrentYearInstant_NonConsolidatedMember | 58392000000 | JPY |
| Real estate for sale cns | Prior1YearInstant_NonConsolidatedMember | 30000000 | JPY |
| Real estate for sale cns | CurrentYearInstant_NonConsolidatedMember | － | JPY |
| Costs on uncompleted construction contracts cns | Prior1YearInstant_NonConsolidatedMember | 1900000000 | JPY |
| Costs on uncompleted construction contracts cns | CurrentYearInstant_NonConsolidatedMember | 1692000000 | JPY |
| Raw materials and supplies cns | Prior1YearInstant_NonConsolidatedMember | 43000000 | JPY |
| Raw materials and supplies cns | CurrentYearInstant_NonConsolidatedMember | 35000000 | JPY |
| Prepaid expenses | Prior1YearInstant_NonConsolidatedMember | 71000000 | JPY |
| Prepaid expenses | CurrentYearInstant_NonConsolidatedMember | 82000000 | JPY |
| Accounts receivable other | Prior1YearInstant_NonConsolidatedMember | 4631000000 | JPY |
| Accounts receivable other | CurrentYearInstant_NonConsolidatedMember | 4209000000 | JPY |
| Other ca | Prior1YearInstant_NonConsolidatedMember | 565000000 | JPY |
| Other ca | CurrentYearInstant_NonConsolidatedMember | 491000000 | JPY |
| Allowance for doubtful accounts ca | Prior1YearInstant_NonConsolidatedMember | -182000000 | JPY |
| Allowance for doubtful accounts ca | CurrentYearInstant_NonConsolidatedMember | -410000000 | JPY |
| Current assets | Prior1YearInstant_NonConsolidatedMember | 86053000000 | JPY |
| Current assets | CurrentYearInstant_NonConsolidatedMember | 85144000000 | JPY |
| Buildings | Prior1YearInstant_NonConsolidatedMember | 6292000000 | JPY |
| Buildings | CurrentYearInstant_NonConsolidatedMember | 6265000000 | JPY |
| Accumulated depreciation buildings | Prior1YearInstant_NonConsolidatedMember | -3603000000 | JPY |
| Accumulated depreciation buildings | CurrentYearInstant_NonConsolidatedMember | -3725000000 | JPY |
| Buildings net | Prior1YearInstant_NonConsolidatedMember | 2689000000 | JPY |
| Buildings net | CurrentYearInstant_NonConsolidatedMember | 2540000000 | JPY |
| Structures | Prior1YearInstant_NonConsolidatedMember | 188000000 | JPY |
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 · 24 of 24 passed
| balance sheet identity | pass |
| balance sheet identity | pass rounding |
| balance sheet identity | pass |
| 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 · 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 |