Annual report
9763.TEDINET S100TO8V
Period2023-04-01 → 2024-03-31
Filed2024-06-20
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥21.3bn | 2023-04-01 → 2024-03-31 | Cons. | Net sales |
| Revenue | ¥20.1bn | 2022-04-01 → 2023-03-31 | Cons. | Net sales |
| Revenue | ¥19.1bn | 2021-04-01 → 2022-03-31d | Cons. | Net sales (5-year summary) |
| Revenue | ¥20.0bn | 2020-04-01 → 2021-03-31d | Cons. | Net sales (5-year summary) |
| Revenue | ¥21.4bn | 2019-04-01 → 2020-03-31d | Cons. | Net sales (5-year summary) |
| Operating income | ¥1.3bn | 2023-04-01 → 2024-03-31 | Cons. | Operating income |
| Operating income | ¥1.2bn | 2022-04-01 → 2023-03-31 | Cons. | Operating income |
| Ordinary income | ¥1.6bn | 2023-04-01 → 2024-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥1.5bn | 2022-04-01 → 2023-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥1.4bn | 2021-04-01 → 2022-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥1.2bn | 2020-04-01 → 2021-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥1.1bn | 2019-04-01 → 2020-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | ¥1.6bn | 2023-04-01 → 2024-03-31 | Cons. | Income before income taxes |
| Profit before tax | ¥1.5bn | 2022-04-01 → 2023-03-31 | Cons. | Income before income taxes |
| Net income (owners) | ¥1.2bn | 2023-04-01 → 2024-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥1.1bn | 2022-04-01 → 2023-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥1.0bn | 2021-04-01 → 2022-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥911m | 2020-04-01 → 2021-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥781m | 2019-04-01 → 2020-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | ¥1.2bn | 2023-04-01 → 2024-03-31 | Cons. | Profit loss |
| Net income | ¥1.1bn | 2022-04-01 → 2023-03-31 | Cons. | Profit loss |
| Total assets | ¥32.5bn | at 2024-03-31 | Cons. | Assets |
| Total assets | ¥31.8bn | at 2023-03-31 | Cons. | Assets |
| Total assets | ¥31.9bn | at 2022-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥32.6bn | at 2021-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥33.2bn | at 2020-03-31d | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥16.1bn | at 2024-03-31 | Cons. | Liabilities |
| Total liabilities | ¥16.6bn | at 2023-03-31 | Cons. | Liabilities |
| Net assets / equity | ¥16.5bn | at 2024-03-31 | Cons. | Net assets |
| Net assets / equity | ¥15.3bn | at 2023-03-31 | Cons. | Net assets |
| Net assets / equity | ¥14.7bn | at 2022-03-31d | Cons. | Net assets |
| Net assets / equity | ¥15.0bn | at 2021-03-31d | Cons. | Net assets (5-year summary) |
| Net assets / equity | ¥13.7bn | at 2020-03-31d | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥443m | at 2024-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥736m | at 2023-03-31 | Cons. | Cash and deposits |
| Cash & equivalents | ¥443m | at 2024-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥736m | at 2023-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥1.0bn | at 2022-03-31d | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥2.4bn | at 2021-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Cash & equivalents | ¥2.2bn | at 2020-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | ¥335m | 2023-04-01 → 2024-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥1.2bn | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥1.1bn | 2021-04-01 → 2022-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥2.3bn | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥834m | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | −¥171m | 2023-04-01 → 2024-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥115m | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥191m | 2021-04-01 → 2022-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥1.0bn | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥239m | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | −¥456m | 2023-04-01 → 2024-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥1.4bn | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥2.2bn | 2021-04-01 → 2022-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥1.1bn | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥928m | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥366.04 | 2023-04-01 → 2024-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥345.88 | 2022-04-01 → 2023-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥301.11 | 2021-04-01 → 2022-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥273.41 | 2020-04-01 → 2021-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥234.36 | 2019-04-01 → 2020-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| Net assets per share | ¥4,990.75 | at 2024-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥4,640.74 | at 2023-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥4,258.75 | at 2022-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥4,347.19 | at 2021-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥4,108.64 | at 2020-03-31d | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 48.7% | at 2024-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 46.3% | at 2023-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 44.4% | at 2022-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 44.5% | at 2021-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 41.3% | at 2020-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| ROE | 7.6% | 2023-04-01 → 2024-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 7.7% | 2022-04-01 → 2023-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 7.0% | 2021-04-01 → 2022-03-31d | Cons. | Rate of return on equity (5-year summary) |
| ROE | 6.5% | 2020-04-01 → 2021-03-31d | Cons. | Rate of return on equity (5-year summary) |
| ROE | 5.8% | 2019-04-01 → 2020-03-31d | Cons. | Rate of return on equity (5-year summary) |
| Employees | 302 | at 2024-03-31 | Cons. | Number of employees |
| Employees | 285 | at 2023-03-31 | Cons. | Number of employees |
| Employees | 290 | at 2022-03-31d | Cons. | Number of employees |
| Employees | 296 | at 2021-03-31d | Cons. | Number of employees |
| Employees | 295 | at 2020-03-31d | Cons. | Number of employees |
| Revenue | ¥19.1bn | 2023-04-01 → 2024-03-31 | Standalone | Net sales |
| Revenue | ¥18.2bn | 2022-04-01 → 2023-03-31 | Standalone | Net sales |
| Revenue | ¥17.2bn | 2021-04-01 → 2022-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥18.2bn | 2020-04-01 → 2021-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥19.5bn | 2019-04-01 → 2020-03-31d | Standalone | Net sales (5-year summary) |
| Operating income | ¥1.1bn | 2023-04-01 → 2024-03-31 | Standalone | Operating income |
| Operating income | ¥1.1bn | 2022-04-01 → 2023-03-31 | Standalone | Operating income |
| Ordinary income | ¥1.4bn | 2023-04-01 → 2024-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥1.3bn | 2022-04-01 → 2023-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥1.4bn | 2021-04-01 → 2022-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥990m | 2020-04-01 → 2021-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥932m | 2019-04-01 → 2020-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | ¥1.4bn | 2023-04-01 → 2024-03-31 | Standalone | Income before income taxes |
| Profit before tax | ¥1.3bn | 2022-04-01 → 2023-03-31 | Standalone | Income before income taxes |
| Net income | ¥1.0bn | 2023-04-01 → 2024-03-31 | Standalone | Profit loss |
| Net income | ¥952m | 2022-04-01 → 2023-03-31 | Standalone | Profit loss |
| Net income | ¥1.1bn | 2021-04-01 → 2022-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | ¥748m | 2020-04-01 → 2021-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | ¥649m | 2019-04-01 → 2020-03-31d | Standalone | Net income loss (5-year summary) |
| Total assets | ¥28.6bn | at 2024-03-31 | Standalone | Assets |
| Total assets | ¥28.2bn | at 2023-03-31 | Standalone | Assets |
| Total assets | ¥28.7bn | at 2022-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥29.1bn | at 2021-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥30.3bn | at 2020-03-31d | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥15.7bn | at 2024-03-31 | Standalone | Liabilities |
| Total liabilities | ¥16.1bn | at 2023-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥12.9bn | at 2024-03-31 | Standalone | Net assets |
| Net assets / equity | ¥12.1bn | at 2023-03-31 | Standalone | Net assets |
| Net assets / equity | ¥11.8bn | at 2022-03-31d | Standalone | Net assets |
| Net assets / equity | ¥12.1bn | at 2021-03-31d | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥11.5bn | at 2020-03-31d | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥32m | at 2024-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥300m | at 2023-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥317.28 | 2023-04-01 → 2024-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥296.35 | 2022-04-01 → 2023-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥323.61 | 2021-04-01 → 2022-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥224.47 | 2020-04-01 → 2021-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥194.8 | 2019-04-01 → 2020-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| Dividend per share | ¥115 | 2023-04-01 → 2024-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥100 | 2022-04-01 → 2023-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥80 | 2021-04-01 → 2022-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥80 | 2020-04-01 → 2021-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥70 | 2019-04-01 → 2020-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥4,077.77 | at 2024-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥3,809.36 | at 2023-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥3,545.31 | at 2022-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥3,622.57 | at 2021-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥3,438.67 | at 2020-03-31d | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 45.2% | at 2024-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 42.9% | at 2023-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 41.2% | at 2022-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 41.5% | at 2021-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 37.8% | at 2020-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| ROE | 8.0% | 2023-04-01 → 2024-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 8.0% | 2022-04-01 → 2023-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 9.0% | 2021-04-01 → 2022-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 6.4% | 2020-04-01 → 2021-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 5.8% | 2019-04-01 → 2020-03-31d | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 3,429,440 | at 2024-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 3,429,440 | at 2023-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 3,429,440 | at 2022-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 3,429,440 | at 2021-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 3,429,440 | at 2020-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Employees | 214 | at 2024-03-31 | Standalone | Number of employees |
| Employees | 204 | at 2023-03-31 | Standalone | Number of employees |
| Employees | 208 | at 2022-03-31d | Standalone | Number of employees |
| Employees | 212 | at 2021-03-31d | Standalone | Number of employees |
| Employees | 207 | at 2020-03-31d | 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 · 58
| Segment | Item | Period | Value |
|---|---|---|---|
| Reconciling Itemsreconciling | capex | 2023-04-01 → 2024-03-31 | ¥0 |
| Reconciling Itemsreconciling | depreciation | 2023-04-01 → 2024-03-31 | ¥14m |
| Reconciling Itemsreconciling | segment assets | at 2024-03-31 | ¥5.6bn |
| Reconciling Itemsreconciling | segment profit | 2023-04-01 → 2024-03-31 | −¥711m |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥3m |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | depreciation | 2023-04-01 → 2024-03-31 | ¥4m |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | employees | at 2024-03-31 | 26 pure |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | revenue | 2023-04-01 → 2024-03-31 | ¥1.4bn |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | revenue external | 2023-04-01 → 2024-03-31 | ¥1.4bn |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | segment assets | at 2024-03-31 | ¥835m |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | segment profit | 2023-04-01 → 2024-03-31 | ¥40m |
| Sale And Rental Of Construction Materialreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥224m |
| Sale And Rental Of Construction Materialreportable segment | depreciation | 2023-04-01 → 2024-03-31 | ¥118m |
| Sale And Rental Of Construction Materialreportable segment | revenue | 2023-04-01 → 2024-03-31 | ¥16.3bn |
| Sale And Rental Of Construction Materialreportable segment | revenue external | 2023-04-01 → 2024-03-31 | ¥16.3bn |
| Sale And Rental Of Construction Materialreportable segment | segment assets | at 2024-03-31 | ¥24.5bn |
| Sale And Rental Of Construction Materialreportable segment | segment profit | 2023-04-01 → 2024-03-31 | ¥1.8bn |
| Sale Rental And Temporary Works Of Construction Materialreportable segment | employees | at 2024-03-31 | 245 pure |
| Temporary Works Of Construction Materialreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥49m |
| Temporary Works Of Construction Materialreportable segment | depreciation | 2023-04-01 → 2024-03-31 | ¥24m |
| Temporary Works Of Construction Materialreportable segment | revenue | 2023-04-01 → 2024-03-31 | ¥3.7bn |
| Temporary Works Of Construction Materialreportable segment | revenue external | 2023-04-01 → 2024-03-31 | ¥3.7bn |
| Temporary Works Of Construction Materialreportable segment | segment assets | at 2024-03-31 | ¥1.6bn |
| Temporary Works Of Construction Materialreportable segment | segment profit | 2023-04-01 → 2024-03-31 | ¥191m |
| —segment total | capex | 2023-04-01 → 2024-03-31 | ¥276m |
| —segment total | depreciation | 2023-04-01 → 2024-03-31 | ¥147m |
| —segment total | revenue | 2023-04-01 → 2024-03-31 | ¥21.3bn |
| —segment total | revenue external | 2023-04-01 → 2024-03-31 | ¥21.3bn |
| —segment total | segment assets | at 2024-03-31 | ¥26.9bn |
| —segment total | segment profit | 2023-04-01 → 2024-03-31 | ¥2.0bn |
| Reconciling Itemsreconciling | capex | 2022-04-01 → 2023-03-31 | ¥7m |
| Reconciling Itemsreconciling | depreciation | 2022-04-01 → 2023-03-31 | ¥20m |
| Reconciling Itemsreconciling | segment assets | at 2023-03-31 | ¥5.7bn |
| Reconciling Itemsreconciling | segment profit | 2022-04-01 → 2023-03-31 | −¥798m |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | capex | 2022-04-01 → 2023-03-31 | ¥3m |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | depreciation | 2022-04-01 → 2023-03-31 | ¥4m |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | revenue | 2022-04-01 → 2023-03-31 | ¥1.5bn |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | revenue external | 2022-04-01 → 2023-03-31 | ¥1.5bn |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | segment assets | at 2023-03-31 | ¥998m |
| Civil Works And Water And Sewerage Facilities Constructionreportable segment | segment profit | 2022-04-01 → 2023-03-31 | ¥73m |
| Sale And Rental Of Construction Materialreportable segment | capex | 2022-04-01 → 2023-03-31 | ¥105m |
| Sale And Rental Of Construction Materialreportable segment | depreciation | 2022-04-01 → 2023-03-31 | ¥134m |
| Sale And Rental Of Construction Materialreportable segment | revenue | 2022-04-01 → 2023-03-31 | ¥15.8bn |
| Sale And Rental Of Construction Materialreportable segment | revenue external | 2022-04-01 → 2023-03-31 | ¥15.8bn |
| Sale And Rental Of Construction Materialreportable segment | segment assets | at 2023-03-31 | ¥23.9bn |
| Sale And Rental Of Construction Materialreportable segment | segment profit | 2022-04-01 → 2023-03-31 | ¥1.8bn |
| Temporary Works Of Construction Materialreportable segment | capex | 2022-04-01 → 2023-03-31 | ¥19m |
| Temporary Works Of Construction Materialreportable segment | depreciation | 2022-04-01 → 2023-03-31 | ¥24m |
| Temporary Works Of Construction Materialreportable segment | revenue | 2022-04-01 → 2023-03-31 | ¥2.8bn |
| Temporary Works Of Construction Materialreportable segment | revenue external | 2022-04-01 → 2023-03-31 | ¥2.8bn |
| Temporary Works Of Construction Materialreportable segment | segment assets | at 2023-03-31 | ¥1.3bn |
| Temporary Works Of Construction Materialreportable segment | segment profit | 2022-04-01 → 2023-03-31 | ¥89m |
| —segment total | capex | 2022-04-01 → 2023-03-31 | ¥128m |
| —segment total | depreciation | 2022-04-01 → 2023-03-31 | ¥162m |
| —segment total | revenue | 2022-04-01 → 2023-03-31 | ¥20.1bn |
| —segment total | revenue external | 2022-04-01 → 2023-03-31 | ¥20.1bn |
| —segment total | segment assets | at 2023-03-31 | ¥26.1bn |
| —segment total | segment profit | 2022-04-01 → 2023-03-31 | ¥2.0bn |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,464
| Item | Context | Value | Unit |
|---|---|---|---|
| Operating income | CurrentYearDuration_jpcrp030000-asr_E04777-000SaleAndRentalOfConstructionMaterialReportableSegmentsMember | 1806000000 | JPY |
| Operating income | CurrentYearDuration_jpcrp030000-asr_E04777-000TemporaryWorksOfConstructionMaterialReportableSegmentsMember | 191000000 | JPY |
| Operating income | CurrentYearDuration_jpcrp030000-asr_E04777-000CivilWorksAndWaterAndSewerageFacilitiesConstructionReportableSegmentsMember | 40000000 | JPY |
| Operating income | CurrentYearDuration_ReportableSegmentsMember | 2038000000 | JPY |
| Operating income | CurrentYearDuration_ReconcilingItemsMember | -711000000 | JPY |
| Operating income | CurrentYearDuration | 1326000000 | JPY |
| Assets | CurrentYearInstant_jpcrp030000-asr_E04777-000SaleAndRentalOfConstructionMaterialReportableSegmentsMember | 24518000000 | JPY |
| Assets | CurrentYearInstant_jpcrp030000-asr_E04777-000TemporaryWorksOfConstructionMaterialReportableSegmentsMember | 1594000000 | JPY |
| Assets | CurrentYearInstant_jpcrp030000-asr_E04777-000CivilWorksAndWaterAndSewerageFacilitiesConstructionReportableSegmentsMember | 835000000 | JPY |
| Assets | CurrentYearInstant_ReportableSegmentsMember | 26948000000 | JPY |
| Assets | CurrentYearInstant_ReconcilingItemsMember | 5592000000 | JPY |
| Assets | CurrentYearInstant | 32540000000 | JPY |
| Depreciation segment information | CurrentYearDuration_jpcrp030000-asr_E04777-000SaleAndRentalOfConstructionMaterialReportableSegmentsMember | 118000000 | JPY |
| Depreciation segment information | CurrentYearDuration_jpcrp030000-asr_E04777-000TemporaryWorksOfConstructionMaterialReportableSegmentsMember | 24000000 | JPY |
| Depreciation segment information | CurrentYearDuration_jpcrp030000-asr_E04777-000CivilWorksAndWaterAndSewerageFacilitiesConstructionReportableSegmentsMember | 4000000 | JPY |
| Depreciation segment information | CurrentYearDuration_ReportableSegmentsMember | 147000000 | JPY |
| Depreciation segment information | CurrentYearDuration_ReconcilingItemsMember | 14000000 | JPY |
| Depreciation segment information | CurrentYearDuration | 162000000 | JPY |
| Increase in property plant and equipment and intangible assets | CurrentYearDuration_jpcrp030000-asr_E04777-000SaleAndRentalOfConstructionMaterialReportableSegmentsMember | 224000000 | JPY |
| Increase in property plant and equipment and intangible assets | CurrentYearDuration_jpcrp030000-asr_E04777-000TemporaryWorksOfConstructionMaterialReportableSegmentsMember | 49000000 | JPY |
| Increase in property plant and equipment and intangible assets | CurrentYearDuration_jpcrp030000-asr_E04777-000CivilWorksAndWaterAndSewerageFacilitiesConstructionReportableSegmentsMember | 3000000 | JPY |
| Increase in property plant and equipment and intangible assets | CurrentYearDuration_ReportableSegmentsMember | 276000000 | JPY |
| Increase in property plant and equipment and intangible assets | CurrentYearDuration_ReconcilingItemsMember | 0 | JPY |
| Increase in property plant and equipment and intangible assets | CurrentYearDuration | 277000000 | JPY |
| Cash and deposits | Prior1YearInstant_NonConsolidatedMember | 300000000 | JPY |
| Cash and deposits | CurrentYearInstant_NonConsolidatedMember | 32000000 | JPY |
| Notes and accounts receivable trade and contract assets | Prior1YearInstant_NonConsolidatedMember | 5055000000 | JPY |
| Notes and accounts receivable trade and contract assets | CurrentYearInstant_NonConsolidatedMember | 5114000000 | JPY |
| Electronically recorded monetary claims operating ca | Prior1YearInstant_NonConsolidatedMember | 1996000000 | JPY |
| Electronically recorded monetary claims operating ca | CurrentYearInstant_NonConsolidatedMember | 2036000000 | JPY |
| Construction material ca | Prior1YearInstant_NonConsolidatedMember | 8376000000 | JPY |
| Construction material ca | CurrentYearInstant_NonConsolidatedMember | 8770000000 | JPY |
| Merchandise | Prior1YearInstant_NonConsolidatedMember | 549000000 | JPY |
| Merchandise | CurrentYearInstant_NonConsolidatedMember | 759000000 | JPY |
| Raw materials and supplies cns | Prior1YearInstant_NonConsolidatedMember | 256000000 | JPY |
| Raw materials and supplies cns | CurrentYearInstant_NonConsolidatedMember | 265000000 | JPY |
| Short term loans receivable | Prior1YearInstant_NonConsolidatedMember | 5000000 | JPY |
| Short term loans receivable | CurrentYearInstant_NonConsolidatedMember | 4000000 | JPY |
| Advance payments trade | Prior1YearInstant_NonConsolidatedMember | 247000000 | JPY |
| Advance payments trade | CurrentYearInstant_NonConsolidatedMember | 110000000 | JPY |
| Prepaid expenses | Prior1YearInstant_NonConsolidatedMember | 52000000 | JPY |
| Prepaid expenses | CurrentYearInstant_NonConsolidatedMember | 55000000 | JPY |
| Other ca | Prior1YearInstant_NonConsolidatedMember | 32000000 | JPY |
| Other ca | CurrentYearInstant_NonConsolidatedMember | 60000000 | JPY |
| Allowance for doubtful accounts ca | Prior1YearInstant_NonConsolidatedMember | -19000000 | JPY |
| Allowance for doubtful accounts ca | CurrentYearInstant_NonConsolidatedMember | -38000000 | JPY |
| Current assets | Prior1YearInstant_NonConsolidatedMember | 16851000000 | JPY |
| Current assets | CurrentYearInstant_NonConsolidatedMember | 17170000000 | JPY |
| Buildings net | Prior1YearInstant_NonConsolidatedMember | 508000000 | JPY |
| Buildings net | CurrentYearInstant_NonConsolidatedMember | 522000000 | 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 rounding |
| balance sheet identity | pass |
| 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 |