Annual report
3420.TEDINET S100YDJU
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 | ¥25.5bn | 2025-04-01 → 2026-03-31 | Cons. | Net sales |
| Revenue | ¥26.1bn | 2024-04-01 → 2025-03-31 | Cons. | Net sales |
| Revenue | ¥25.1bn | 2023-04-01 → 2024-03-31v | Cons. | Net sales (5-year summary) |
| Revenue | ¥22.6bn | 2022-04-01 → 2023-03-31v | Cons. | Net sales (5-year summary) |
| Revenue | ¥26.0bn | 2021-04-01 → 2022-03-31v | Cons. | Net sales (5-year summary) |
| Operating income | ¥1.1bn | 2025-04-01 → 2026-03-31 | Cons. | Operating income |
| Operating income | ¥1.4bn | 2024-04-01 → 2025-03-31 | Cons. | Operating income |
| Ordinary income | ¥1.2bn | 2025-04-01 → 2026-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥1.5bn | 2024-04-01 → 2025-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥1.7bn | 2023-04-01 → 2024-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥1.4bn | 2022-04-01 → 2023-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥2.6bn | 2021-04-01 → 2022-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | ¥1.5bn | 2025-04-01 → 2026-03-31 | Cons. | Income before income taxes |
| Profit before tax | ¥1.5bn | 2024-04-01 → 2025-03-31 | Cons. | Income before income taxes |
| Net income (owners) | ¥1.0bn | 2025-04-01 → 2026-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥997m | 2024-04-01 → 2025-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥1.2bn | 2023-04-01 → 2024-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥1.1bn | 2022-04-01 → 2023-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥1.8bn | 2021-04-01 → 2022-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | ¥1.0bn | 2025-04-01 → 2026-03-31 | Cons. | Profit loss |
| Net income | ¥997m | 2024-04-01 → 2025-03-31 | Cons. | Profit loss |
| Total assets | ¥30.0bn | at 2026-03-31 | Cons. | Assets |
| Total assets | ¥28.8bn | at 2025-03-31 | Cons. | Assets |
| Total assets | ¥29.6bn | at 2024-03-31v | Cons. | Total assets (5-year summary) |
| Total assets | ¥26.2bn | at 2023-03-31v | Cons. | Total assets (5-year summary) |
| Total assets | ¥26.2bn | at 2022-03-31v | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥7.8bn | at 2026-03-31 | Cons. | Liabilities |
| Total liabilities | ¥7.6bn | at 2025-03-31 | Cons. | Liabilities |
| Net assets / equity | ¥22.2bn | at 2026-03-31 | Cons. | Net assets |
| Net assets / equity | ¥21.2bn | at 2025-03-31 | Cons. | Net assets |
| Net assets / equity | ¥20.6bn | at 2024-03-31v | Cons. | Net assets |
| Net assets / equity | ¥19.6bn | at 2023-03-31v | Cons. | Net assets (5-year summary) |
| Net assets / equity | ¥19.2bn | at 2022-03-31v | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥4.0bn | at 2026-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥3.6bn | at 2025-03-31 | Cons. | Cash and deposits |
| Cash & equivalents | ¥5.0bn | at 2026-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥4.4bn | at 2025-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥5.4bn | at 2024-03-31v | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥6.0bn | at 2023-03-31v | Cons. | Cash and cash equivalents (5-year summary) |
| Cash & equivalents | ¥3.7bn | at 2022-03-31v | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | ¥593m | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | −¥85m | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥4m | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥3.8bn | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥1.0bn | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | ¥79m | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥429m | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥264m | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥958m | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥1.0bn | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | −¥121m | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥446m | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥372m | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥521m | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥694m | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥141.88 | 2025-04-01 → 2026-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥135.53 | 2024-04-01 → 2025-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥159.93 | 2023-04-01 → 2024-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥142.95 | 2022-04-01 → 2023-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥250.11 | 2021-04-01 → 2022-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| Net assets per share | ¥3,010.7 | at 2026-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,887.37 | at 2025-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,801.32 | at 2024-03-31v | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,657.3 | at 2023-03-31v | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,601.32 | at 2022-03-31v | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 74.0% | at 2026-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 73.7% | at 2025-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 69.6% | at 2024-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 74.7% | at 2023-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 73.0% | at 2022-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| ROE | 4.8% | 2025-04-01 → 2026-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 4.8% | 2024-04-01 → 2025-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 5.9% | 2023-04-01 → 2024-03-31v | Cons. | Rate of return on equity (5-year summary) |
| ROE | 5.4% | 2022-04-01 → 2023-03-31v | Cons. | Rate of return on equity (5-year summary) |
| ROE | 9.9% | 2021-04-01 → 2022-03-31v | Cons. | Rate of return on equity (5-year summary) |
| Employees | 338 | at 2026-03-31 | Cons. | Number of employees |
| Employees | 327 | at 2025-03-31 | Cons. | Number of employees |
| Employees | 312 | at 2024-03-31v | Cons. | Number of employees |
| Employees | 304 | at 2023-03-31v | Cons. | Number of employees |
| Employees | 293 | at 2022-03-31v | Cons. | Number of employees |
| Revenue | ¥22.6bn | 2025-04-01 → 2026-03-31 | Standalone | Net sales |
| Revenue | ¥23.5bn | 2024-04-01 → 2025-03-31 | Standalone | Net sales |
| Revenue | ¥23.6bn | 2023-04-01 → 2024-03-31v | Standalone | Net sales (5-year summary) |
| Revenue | ¥20.9bn | 2022-04-01 → 2023-03-31v | Standalone | Net sales (5-year summary) |
| Revenue | ¥24.3bn | 2021-04-01 → 2022-03-31v | Standalone | Net sales (5-year summary) |
| Operating income | ¥637m | 2025-04-01 → 2026-03-31 | Standalone | Operating income |
| Operating income | ¥1.1bn | 2024-04-01 → 2025-03-31 | Standalone | Operating income |
| Ordinary income | ¥762m | 2025-04-01 → 2026-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥1.2bn | 2024-04-01 → 2025-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥1.6bn | 2023-04-01 → 2024-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥1.1bn | 2022-04-01 → 2023-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥2.3bn | 2021-04-01 → 2022-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | ¥1.1bn | 2025-04-01 → 2026-03-31 | Standalone | Income before income taxes |
| Profit before tax | ¥1.2bn | 2024-04-01 → 2025-03-31 | Standalone | Income before income taxes |
| Net income | ¥779m | 2025-04-01 → 2026-03-31 | Standalone | Profit loss |
| Net income | ¥843m | 2024-04-01 → 2025-03-31 | Standalone | Profit loss |
| Net income | ¥1.1bn | 2023-04-01 → 2024-03-31v | Standalone | Net income loss (5-year summary) |
| Net income | ¥876m | 2022-04-01 → 2023-03-31v | Standalone | Net income loss (5-year summary) |
| Net income | ¥1.7bn | 2021-04-01 → 2022-03-31v | Standalone | Net income loss (5-year summary) |
| Total assets | ¥26.3bn | at 2026-03-31 | Standalone | Assets |
| Total assets | ¥25.4bn | at 2025-03-31 | Standalone | Assets |
| Total assets | ¥26.8bn | at 2024-03-31v | Standalone | Total assets (5-year summary) |
| Total assets | ¥23.6bn | at 2023-03-31v | Standalone | Total assets (5-year summary) |
| Total assets | ¥23.8bn | at 2022-03-31v | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥6.4bn | at 2026-03-31 | Standalone | Liabilities |
| Total liabilities | ¥6.1bn | at 2025-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥19.9bn | at 2026-03-31 | Standalone | Net assets |
| Net assets / equity | ¥19.3bn | at 2025-03-31 | Standalone | Net assets |
| Net assets / equity | ¥18.9bn | at 2024-03-31v | Standalone | Net assets |
| Net assets / equity | ¥18.1bn | at 2023-03-31v | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥17.8bn | at 2022-03-31v | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥3.5bn | at 2026-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥3.1bn | at 2025-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥105.88 | 2025-04-01 → 2026-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥114.6 | 2024-04-01 → 2025-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥147.08 | 2023-04-01 → 2024-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥118.98 | 2022-04-01 → 2023-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥224.42 | 2021-04-01 → 2022-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| Dividend per share | ¥65 | 2025-04-01 → 2026-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥65 | 2024-04-01 → 2025-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥60 | 2023-04-01 → 2024-03-31v | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥50 | 2022-04-01 → 2023-03-31v | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥70 | 2021-04-01 → 2022-03-31v | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥2,710.29 | at 2026-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,628.61 | at 2025-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,569.63 | at 2024-03-31v | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,454.37 | at 2023-03-31v | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,422.32 | at 2022-03-31v | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 75.7% | at 2026-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 76.0% | at 2025-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 70.5% | at 2024-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 76.6% | at 2023-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 74.9% | at 2022-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| ROE | 4.0% | 2025-04-01 → 2026-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 4.4% | 2024-04-01 → 2025-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 5.9% | 2023-04-01 → 2024-03-31v | Standalone | Rate of return on equity (5-year summary) |
| ROE | 4.9% | 2022-04-01 → 2023-03-31v | Standalone | Rate of return on equity (5-year summary) |
| ROE | 9.5% | 2021-04-01 → 2022-03-31v | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 7,378,050 | at 2026-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 7,378,050 | at 2025-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 7,378,050 | at 2024-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 7,378,050 | at 2023-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 7,378,050 | at 2022-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Employees | 315 | at 2026-03-31 | Standalone | Number of employees |
| Employees | 307 | at 2025-03-31 | Standalone | Number of employees |
| Employees | 293 | at 2024-03-31v | Standalone | Number of employees |
| Employees | 288 | at 2023-03-31v | Standalone | Number of employees |
| Employees | 271 | 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 · 52
| Segment | Item | Period | Value |
|---|---|---|---|
| Reconciling Itemsreconciling | revenue | 2025-04-01 → 2026-03-31 | −¥1.0bn |
| Reconciling Itemsreconciling | revenue intersegment | 2025-04-01 → 2026-03-31 | −¥1.0bn |
| Construction Material Divisionreportable segment | depreciation | 2025-04-01 → 2026-03-31 | ¥61m |
| Construction Material Divisionreportable segment | employees | at 2026-03-31 | 107 pure |
| Construction Material Divisionreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥8.1bn |
| Construction Material Divisionreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥8.1bn |
| Construction Material Divisionreportable segment | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥9m |
| Construction Material Divisionreportable segment | segment ordinary income | 2025-04-01 → 2026-03-31 | ¥572m |
| Construction Works Divisionreportable segment | depreciation | 2025-04-01 → 2026-03-31 | ¥108m |
| Construction Works Divisionreportable segment | employees | at 2026-03-31 | 107 pure |
| Construction Works Divisionreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥11.4bn |
| Construction Works Divisionreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥10.3bn |
| Construction Works Divisionreportable segment | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥1.0bn |
| Construction Works Divisionreportable segment | segment ordinary income | 2025-04-01 → 2026-03-31 | ¥408m |
| Tunneling Works Divisionreportable segment | depreciation | 2025-04-01 → 2026-03-31 | ¥104m |
| Tunneling Works Divisionreportable segment | employees | at 2026-03-31 | 42 pure |
| Tunneling Works Divisionreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥7.1bn |
| Tunneling Works Divisionreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥7.1bn |
| Tunneling Works Divisionreportable segment | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥10,000 |
| Tunneling Works Divisionreportable segment | segment ordinary income | 2025-04-01 → 2026-03-31 | ¥194m |
| —segment total | depreciation | 2025-04-01 → 2026-03-31 | ¥272m |
| —segment total | employees | at 2026-03-31 | 256 pure |
| —segment total | revenue | 2025-04-01 → 2026-03-31 | ¥26.6bn |
| —segment total | revenue external | 2025-04-01 → 2026-03-31 | ¥25.5bn |
| —segment total | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥1.0bn |
| —segment total | segment ordinary income | 2025-04-01 → 2026-03-31 | ¥1.2bn |
| Reconciling Itemsreconciling | revenue | 2024-04-01 → 2025-03-31 | −¥1.1bn |
| Reconciling Itemsreconciling | revenue intersegment | 2024-04-01 → 2025-03-31 | −¥1.1bn |
| Construction Material Divisionreportable segment | depreciation | 2024-04-01 → 2025-03-31 | ¥57m |
| Construction Material Divisionreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥8.2bn |
| Construction Material Divisionreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥8.2bn |
| Construction Material Divisionreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥1m |
| Construction Material Divisionreportable segment | segment ordinary income | 2024-04-01 → 2025-03-31 | ¥705m |
| Construction Works Divisionreportable segment | depreciation | 2024-04-01 → 2025-03-31 | ¥111m |
| Construction Works Divisionreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥11.3bn |
| Construction Works Divisionreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥10.3bn |
| Construction Works Divisionreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥1.1bn |
| Construction Works Divisionreportable segment | segment ordinary income | 2024-04-01 → 2025-03-31 | ¥359m |
| Tunneling Works Divisionreportable segment | depreciation | 2024-04-01 → 2025-03-31 | ¥94m |
| Tunneling Works Divisionreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥7.6bn |
| Tunneling Works Divisionreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥7.6bn |
| Tunneling Works Divisionreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥48,000 |
| Tunneling Works Divisionreportable segment | segment ordinary income | 2024-04-01 → 2025-03-31 | ¥396m |
| —segment total | depreciation | 2024-04-01 → 2025-03-31 | ¥262m |
| —segment total | revenue | 2024-04-01 → 2025-03-31 | ¥27.1bn |
| —segment total | revenue external | 2024-04-01 → 2025-03-31 | ¥26.1bn |
| —segment total | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥1.1bn |
| —segment total | segment ordinary income | 2024-04-01 → 2025-03-31 | ¥1.5bn |
| Construction Material Divisionreportable segment | employees | at 2026-03-31 | 107 pure |
| Construction Works Divisionreportable segment | employees | at 2026-03-31 | 84 pure |
| Tunneling Works Divisionreportable segment | employees | at 2026-03-31 | 42 pure |
| —segment total | employees | at 2026-03-31 | 233 pure |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,711
| Item | Context | Value | Unit |
|---|---|---|---|
| Net assets | Prior1YearInstant_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 716103000 | JPY |
| Net assets | Prior1YearInstant_RemeasurementsOfDefinedBenefitPlansMember | 179259000 | JPY |
| Net assets | Prior1YearInstant_ValuationAndTranslationAdjustmentsMember | 895363000 | JPY |
| Net assets | Prior1YearInstant | 21249703000 | JPY |
| Dividends from surplus | CurrentYearDuration | -478369000 | JPY |
| Profit loss attributable to owners of parent | CurrentYearDuration | 1044168000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 300288000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_RemeasurementsOfDefinedBenefitPlansMember | 41574000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_ValuationAndTranslationAdjustmentsMember | 341862000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration | 341862000 | JPY |
| Total changes of items during the period | CurrentYearDuration_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 300288000 | JPY |
| Total changes of items during the period | CurrentYearDuration_RemeasurementsOfDefinedBenefitPlansMember | 41574000 | JPY |
| Total changes of items during the period | CurrentYearDuration_ValuationAndTranslationAdjustmentsMember | 341862000 | JPY |
| Total changes of items during the period | CurrentYearDuration | 907661000 | JPY |
| Net assets | CurrentYearInstant_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 1016391000 | JPY |
| Net assets | CurrentYearInstant_RemeasurementsOfDefinedBenefitPlansMember | 220834000 | JPY |
| Net assets | CurrentYearInstant_ValuationAndTranslationAdjustmentsMember | 1237226000 | JPY |
| Net assets | CurrentYearInstant | 22157365000 | JPY |
| Income before income taxes | Prior1YearDuration | 1483795000 | JPY |
| Income before income taxes | CurrentYearDuration | 1547630000 | JPY |
| Depreciation and amortization ope cf | Prior1YearDuration | 262410000 | JPY |
| Depreciation and amortization ope cf | CurrentYearDuration | 272278000 | JPY |
| Increase decrease in provision for bonuses ope cf | Prior1YearDuration | 273000 | JPY |
| Increase decrease in provision for bonuses ope cf | CurrentYearDuration | 6620000 | JPY |
| Increase decrease in provision for loss on construction contracts ope cf | Prior1YearDuration | － | JPY |
| Increase decrease in provision for loss on construction contracts ope cf | CurrentYearDuration | 9147000 | JPY |
| Increase decrease in net defined benefit asset ope cf | Prior1YearDuration | -22969000 | JPY |
| Increase decrease in net defined benefit asset ope cf | CurrentYearDuration | -43487000 | JPY |
| Increase decrease in allowance for doubtful accounts ope cf | Prior1YearDuration | -863000 | JPY |
| Increase decrease in allowance for doubtful accounts ope cf | CurrentYearDuration | -1078000 | JPY |
| Interest and dividends income ope cf | Prior1YearDuration | -68950000 | JPY |
| Interest and dividends income ope cf | CurrentYearDuration | -109838000 | JPY |
| Insurance income ope cf | Prior1YearDuration | － | JPY |
| Insurance income ope cf | CurrentYearDuration | -100000000 | JPY |
| Interest expenses ope cf | Prior1YearDuration | 14873000 | JPY |
| Interest expenses ope cf | CurrentYearDuration | 17549000 | JPY |
| Loss gain on sales of investment securities ope cf | Prior1YearDuration | -23709000 | JPY |
| Loss gain on sales of investment securities ope cf | CurrentYearDuration | -277852000 | JPY |
| Loss gain on sales of property plant and equipment ope cf | Prior1YearDuration | -190000 | JPY |
| Loss gain on sales of property plant and equipment ope cf | CurrentYearDuration | － | JPY |
| Loss on retirement of property plant and equipment ope cf | Prior1YearDuration | 490000 | JPY |
| Loss on retirement of property plant and equipment ope cf | CurrentYearDuration | 0 | JPY |
| Loss on retirement of intangible assets ope cf | Prior1YearDuration | － | JPY |
| Loss on retirement of intangible assets ope cf | CurrentYearDuration | 44000 | JPY |
| Decrease increase in notes and accounts receivable trade ope cf | Prior1YearDuration | 325700000 | JPY |
| Decrease increase in notes and accounts receivable trade ope cf | CurrentYearDuration | 18621000 | JPY |
| Decrease increase in inventories ope cf | Prior1YearDuration | -253725000 | JPY |
| Decrease increase in inventories ope cf | CurrentYearDuration | 104441000 | JPY |
| Increase decrease in advances received on uncompleted construction contracts ope cf | Prior1YearDuration | 172993000 | JPY |
| Increase decrease in advances received on uncompleted construction contracts ope cf | CurrentYearDuration | -9073000 | 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 rounding |
| balance sheet identity | pass |
| 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 |