Annual report
1870.TEDINET S100R30O
Period2021-04-01 → 2022-03-31
Filed2023-06-23
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Amends S100OJN9. Amended by S100R33W (2023-06-23).
Key figures · 148
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥93.1bn | 2021-04-01 → 2022-03-31 | Cons. | Net sales |
| Revenue | ¥106.6bn | 2020-04-01 → 2021-03-31 | Cons. | Net sales |
| Revenue | ¥90.1bn | 2019-04-01 → 2020-03-31d | Cons. | Net sales (5-year summary) |
| Revenue | ¥92.8bn | 2018-04-01 → 2019-03-31d | Cons. | Net sales (5-year summary) |
| Revenue | ¥91.7bn | 2017-04-01 → 2018-03-31d | Cons. | Net sales (5-year summary) |
| Operating income | ¥6.2bn | 2021-04-01 → 2022-03-31 | Cons. | Operating income |
| Operating income | ¥7.4bn | 2020-04-01 → 2021-03-31 | Cons. | Operating income |
| Ordinary income | ¥6.2bn | 2021-04-01 → 2022-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥7.4bn | 2020-04-01 → 2021-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥7.8bn | 2019-04-01 → 2020-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥7.7bn | 2018-04-01 → 2019-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥7.7bn | 2017-04-01 → 2018-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | ¥7.0bn | 2021-04-01 → 2022-03-31 | Cons. | Income before income taxes |
| Profit before tax | ¥5.6bn | 2020-04-01 → 2021-03-31 | Cons. | Income before income taxes |
| Net income (owners) | ¥4.8bn | 2021-04-01 → 2022-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥3.3bn | 2020-04-01 → 2021-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥5.2bn | 2019-04-01 → 2020-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥4.5bn | 2018-04-01 → 2019-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥4.1bn | 2017-04-01 → 2018-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | ¥4.8bn | 2021-04-01 → 2022-03-31 | Cons. | Profit loss |
| Net income | ¥3.3bn | 2020-04-01 → 2021-03-31 | Cons. | Profit loss |
| Total assets | ¥116.4bn | at 2022-03-31 | Cons. | Assets |
| Total assets | ¥129.8bn | at 2021-03-31 | Cons. | Assets |
| Total assets | ¥107.2bn | at 2020-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥106.5bn | at 2019-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥103.9bn | at 2018-03-31d | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥58.9bn | at 2022-03-31 | Cons. | Liabilities |
| Total liabilities | ¥75.2bn | at 2021-03-31 | Cons. | Liabilities |
| Net assets / equity | ¥57.5bn | at 2022-03-31 | Cons. | Net assets |
| Net assets / equity | ¥54.6bn | at 2021-03-31 | Cons. | Net assets |
| Net assets / equity | ¥52.0bn | at 2020-03-31d | Cons. | Net assets |
| Net assets / equity | ¥48.8bn | at 2019-03-31d | Cons. | Net assets (5-year summary) |
| Net assets / equity | ¥45.4bn | at 2018-03-31d | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥22.0bn | at 2022-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥22.1bn | at 2021-03-31 | Cons. | Cash and deposits |
| Cash & equivalents | ¥21.9bn | at 2022-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥22.0bn | at 2021-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥13.6bn | at 2020-03-31d | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥13.7bn | at 2019-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Cash & equivalents | ¥13.9bn | at 2018-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | ¥15.8bn | 2021-04-01 → 2022-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | −¥6.8bn | 2020-04-01 → 2021-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥631m | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | −¥4.9bn | 2018-04-01 → 2019-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥7.8bn | 2017-04-01 → 2018-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | −¥1.5bn | 2021-04-01 → 2022-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥220m | 2020-04-01 → 2021-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥1.6bn | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥3.1bn | 2018-04-01 → 2019-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥5.8bn | 2017-04-01 → 2018-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | −¥14.4bn | 2021-04-01 → 2022-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | ¥15.4bn | 2020-04-01 → 2021-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | ¥918m | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥7.8bn | 2018-04-01 → 2019-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥1.2bn | 2017-04-01 → 2018-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥112.18 | 2021-04-01 → 2022-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥75.86 | 2020-04-01 → 2021-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥118.85 | 2019-04-01 → 2020-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥103.15 | 2018-04-01 → 2019-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥94.14 | 2017-04-01 → 2018-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| Net assets per share | ¥1,338.1 | at 2022-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,258.9 | at 2021-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,199.02 | at 2020-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,123.08 | at 2019-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,045.09 | at 2018-03-31d | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 49.4% | at 2022-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 42.1% | at 2021-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 48.5% | at 2020-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 45.8% | at 2019-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 43.6% | at 2018-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| ROE | 8.6% | 2021-04-01 → 2022-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 6.2% | 2020-04-01 → 2021-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 10.2% | 2019-04-01 → 2020-03-31d | Cons. | Rate of return on equity (5-year summary) |
| ROE | 9.5% | 2018-04-01 → 2019-03-31d | Cons. | Rate of return on equity (5-year summary) |
| ROE | 9.4% | 2017-04-01 → 2018-03-31d | Cons. | Rate of return on equity (5-year summary) |
| Employees | 1,174 | at 2022-03-31 | Cons. | Number of employees |
| Employees | 1,163 | at 2021-03-31 | Cons. | Number of employees |
| Employees | 1,138 | at 2020-03-31d | Cons. | Number of employees |
| Employees | 1,109 | at 2019-03-31d | Cons. | Number of employees |
| Employees | 1,103 | at 2018-03-31d | Cons. | Number of employees |
| Revenue | ¥77.7bn | 2021-04-01 → 2022-03-31 | Standalone | Net sales |
| Revenue | ¥90.1bn | 2020-04-01 → 2021-03-31 | Standalone | Net sales |
| Revenue | ¥75.6bn | 2019-04-01 → 2020-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥77.7bn | 2018-04-01 → 2019-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥76.7bn | 2017-04-01 → 2018-03-31d | Standalone | Net sales (5-year summary) |
| Operating income | ¥4.5bn | 2021-04-01 → 2022-03-31 | Standalone | Operating income |
| Operating income | ¥4.9bn | 2020-04-01 → 2021-03-31 | Standalone | Operating income |
| Ordinary income | ¥5.4bn | 2021-04-01 → 2022-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥6.3bn | 2020-04-01 → 2021-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥6.6bn | 2019-04-01 → 2020-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥6.1bn | 2018-04-01 → 2019-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥6.3bn | 2017-04-01 → 2018-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | ¥6.2bn | 2021-04-01 → 2022-03-31 | Standalone | Income before income taxes |
| Profit before tax | ¥4.5bn | 2020-04-01 → 2021-03-31 | Standalone | Income before income taxes |
| Net income | ¥4.5bn | 2021-04-01 → 2022-03-31 | Standalone | Profit loss |
| Net income | ¥2.8bn | 2020-04-01 → 2021-03-31 | Standalone | Profit loss |
| Net income | ¥4.6bn | 2019-04-01 → 2020-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | ¥4.3bn | 2018-04-01 → 2019-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | ¥4.6bn | 2017-04-01 → 2018-03-31d | Standalone | Net income loss (5-year summary) |
| Total assets | ¥105.2bn | at 2022-03-31 | Standalone | Assets |
| Total assets | ¥119.0bn | at 2021-03-31 | Standalone | Assets |
| Total assets | ¥95.0bn | at 2020-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥95.0bn | at 2019-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥92.1bn | at 2018-03-31d | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥55.4bn | at 2022-03-31 | Standalone | Liabilities |
| Total liabilities | ¥71.6bn | at 2021-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥49.8bn | at 2022-03-31 | Standalone | Net assets |
| Net assets / equity | ¥47.4bn | at 2021-03-31 | Standalone | Net assets |
| Net assets / equity | ¥45.5bn | at 2020-03-31d | Standalone | Net assets |
| Net assets / equity | ¥42.7bn | at 2019-03-31d | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥39.7bn | at 2018-03-31d | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥17.8bn | at 2022-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥18.0bn | at 2021-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥104.58 | 2021-04-01 → 2022-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥65.52 | 2020-04-01 → 2021-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥105.65 | 2019-04-01 → 2020-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥99.91 | 2018-04-01 → 2019-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥105.03 | 2017-04-01 → 2018-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| Dividend per share | ¥38 | 2021-04-01 → 2022-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥34 | 2020-04-01 → 2021-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥34 | 2019-04-01 → 2020-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥28 | 2018-04-01 → 2019-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥24 | 2017-04-01 → 2018-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥1,159.05 | at 2022-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,092 | at 2021-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,049.16 | at 2020-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥983.09 | at 2019-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥914.37 | at 2018-03-31d | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 47.4% | at 2022-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 39.8% | at 2021-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 47.9% | at 2020-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 44.9% | at 2019-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 43.1% | at 2018-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| ROE | 9.3% | 2021-04-01 → 2022-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 6.1% | 2020-04-01 → 2021-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 10.4% | 2019-04-01 → 2020-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 10.5% | 2018-04-01 → 2019-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 12.1% | 2017-04-01 → 2018-03-31d | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 44,607,000 | at 2022-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 44,607,000 | at 2021-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 44,607,000 | at 2020-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 44,607,000 | at 2019-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 44,607,000 | at 2018-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Employees | 863 | at 2022-03-31 | Standalone | Number of employees |
| Employees | 845 | at 2021-03-31 | Standalone | Number of employees |
| Employees | 837 | at 2020-03-31d | Standalone | Number of employees |
| Employees | 814 | at 2019-03-31d | Standalone | Number of employees |
| Employees | 807 | at 2018-03-31d | 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 · 54
| Segment | Item | Period | Value |
|---|---|---|---|
| Reconciling Itemsreconciling | depreciation | 2021-04-01 → 2022-03-31 | ¥221m |
| Reconciling Itemsreconciling | revenue | 2021-04-01 → 2022-03-31 | −¥5.4bn |
| Reconciling Itemsreconciling | revenue intersegment | 2021-04-01 → 2022-03-31 | −¥5.4bn |
| Reconciling Itemsreconciling | segment profit | 2021-04-01 → 2022-03-31 | −¥4.1bn |
| Building Constructionreportable segment | depreciation | 2021-04-01 → 2022-03-31 | ¥79m |
| Building Constructionreportable segment | employees | at 2022-03-31 | 578 pure |
| Building Constructionreportable segment | revenue | 2021-04-01 → 2022-03-31 | ¥55.3bn |
| Building Constructionreportable segment | revenue external | 2021-04-01 → 2022-03-31 | ¥50.3bn |
| Building Constructionreportable segment | revenue intersegment | 2021-04-01 → 2022-03-31 | ¥5.0bn |
| Building Constructionreportable segment | segment profit | 2021-04-01 → 2022-03-31 | ¥3.7bn |
| Civil Engineeringreportable segment | depreciation | 2021-04-01 → 2022-03-31 | ¥135m |
| Civil Engineeringreportable segment | employees | at 2022-03-31 | 386 pure |
| Civil Engineeringreportable segment | revenue | 2021-04-01 → 2022-03-31 | ¥29.4bn |
| Civil Engineeringreportable segment | revenue external | 2021-04-01 → 2022-03-31 | ¥29.3bn |
| Civil Engineeringreportable segment | revenue intersegment | 2021-04-01 → 2022-03-31 | ¥139m |
| Civil Engineeringreportable segment | segment profit | 2021-04-01 → 2022-03-31 | ¥4.5bn |
| Real Estate Development And Othersreportable segment | depreciation | 2021-04-01 → 2022-03-31 | ¥421m |
| Real Estate Development And Othersreportable segment | employees | at 2022-03-31 | 108 pure |
| Real Estate Development And Othersreportable segment | revenue | 2021-04-01 → 2022-03-31 | ¥13.8bn |
| Real Estate Development And Othersreportable segment | revenue external | 2021-04-01 → 2022-03-31 | ¥13.5bn |
| Real Estate Development And Othersreportable segment | revenue intersegment | 2021-04-01 → 2022-03-31 | ¥277m |
| Real Estate Development And Othersreportable segment | segment profit | 2021-04-01 → 2022-03-31 | ¥2.0bn |
| —segment total | depreciation | 2021-04-01 → 2022-03-31 | ¥636m |
| —segment total | revenue | 2021-04-01 → 2022-03-31 | ¥98.5bn |
| —segment total | revenue external | 2021-04-01 → 2022-03-31 | ¥93.1bn |
| —segment total | revenue intersegment | 2021-04-01 → 2022-03-31 | ¥5.4bn |
| —segment total | segment profit | 2021-04-01 → 2022-03-31 | ¥10.2bn |
| Reconciling Itemsreconciling | depreciation | 2020-04-01 → 2021-03-31 | ¥187m |
| Reconciling Itemsreconciling | revenue | 2020-04-01 → 2021-03-31 | −¥6.1bn |
| Reconciling Itemsreconciling | revenue intersegment | 2020-04-01 → 2021-03-31 | −¥6.1bn |
| Reconciling Itemsreconciling | segment profit | 2020-04-01 → 2021-03-31 | −¥3.5bn |
| Building Constructionreportable segment | depreciation | 2020-04-01 → 2021-03-31 | ¥95m |
| Building Constructionreportable segment | revenue | 2020-04-01 → 2021-03-31 | ¥64.6bn |
| Building Constructionreportable segment | revenue external | 2020-04-01 → 2021-03-31 | ¥58.9bn |
| Building Constructionreportable segment | revenue intersegment | 2020-04-01 → 2021-03-31 | ¥5.7bn |
| Building Constructionreportable segment | segment profit | 2020-04-01 → 2021-03-31 | ¥5.1bn |
| Civil Engineeringreportable segment | depreciation | 2020-04-01 → 2021-03-31 | ¥139m |
| Civil Engineeringreportable segment | revenue | 2020-04-01 → 2021-03-31 | ¥34.1bn |
| Civil Engineeringreportable segment | revenue external | 2020-04-01 → 2021-03-31 | ¥34.0bn |
| Civil Engineeringreportable segment | revenue intersegment | 2020-04-01 → 2021-03-31 | ¥90m |
| Civil Engineeringreportable segment | segment profit | 2020-04-01 → 2021-03-31 | ¥4.4bn |
| Real Estate Development And Othersreportable segment | depreciation | 2020-04-01 → 2021-03-31 | ¥403m |
| Real Estate Development And Othersreportable segment | revenue | 2020-04-01 → 2021-03-31 | ¥14.0bn |
| Real Estate Development And Othersreportable segment | revenue external | 2020-04-01 → 2021-03-31 | ¥13.7bn |
| Real Estate Development And Othersreportable segment | revenue intersegment | 2020-04-01 → 2021-03-31 | ¥336m |
| Real Estate Development And Othersreportable segment | segment profit | 2020-04-01 → 2021-03-31 | ¥1.3bn |
| —segment total | depreciation | 2020-04-01 → 2021-03-31 | ¥638m |
| —segment total | revenue | 2020-04-01 → 2021-03-31 | ¥112.8bn |
| —segment total | revenue external | 2020-04-01 → 2021-03-31 | ¥106.6bn |
| —segment total | revenue intersegment | 2020-04-01 → 2021-03-31 | ¥6.1bn |
| —segment total | segment profit | 2020-04-01 → 2021-03-31 | ¥10.9bn |
| Building Constructionreportable segment | employees | at 2022-03-31 | 538 pure |
| Civil Engineeringreportable segment | employees | at 2022-03-31 | 208 pure |
| Real Estate Development And Othersreportable segment | employees | at 2022-03-31 | 15 pure |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,784
| Item | Context | Value | Unit |
|---|---|---|---|
| Purchase of treasury stock | CurrentYearDuration_NonConsolidatedMember | -320000000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | -254000000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | -254000000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember | -254000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | -254000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_RevaluationReserveForLandMember | － | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | -254000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember | 2463000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 1181000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_RevaluationReserveForLandMember | -5882000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | -4701000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember | 49833000000 | JPY |
| Document title cover page | FilingDateInstant | Original text (Japanese)有価証券報告書（2023年６月23日付け訂正報告書の添付インラインXBRL） | |
| Clause of stipulation cover page | FilingDateInstant | Original text (Japanese)金融商品取引法第24条第１項 | |
| Place of filing cover page | FilingDateInstant | Original text (Japanese)関東財務局長 | |
| Filing date cover page | FilingDateInstant | 2022-06-29 | |
| Fiscal year cover page | FilingDateInstant | Original text (Japanese)第81期（自 2021年４月１日 至 2022年３月31日） | |
| Company name cover page | FilingDateInstant | Original text (Japanese)矢作建設工業株式会社 | |
| Company name in english cover page | FilingDateInstant | YAHAGI CONSTRUCTION CO.,LTD. | |
| Title and name of representative cover page | FilingDateInstant | Original text (Japanese)取締役社長 髙柳 充広 | |
| Address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)名古屋市東区葵三丁目19番７号 | |
| Telephone number address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)（052）935-2351（大代表） | |
| Name of contact person address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)経理部長 佐口 芳樹 | |
| Nearest place of contact cover page | FilingDateInstant | Original text (Japanese)名古屋市東区葵三丁目19番７号 | |
| Telephone number nearest place of contact cover page | FilingDateInstant | Original text (Japanese)（052）935-2351（大代表） | |
| Name of contact person nearest place of contact cover page | FilingDateInstant | Original text (Japanese)経理部長 佐口 芳樹 | |
| Place for public inspection cover page (text) | FilingDateInstant | Text · Plus | |
| Edinet code | FilingDateInstant | E00148 | |
| Fund code | FilingDateInstant | － | |
| Security code | FilingDateInstant | 18700 | |
| Filer name in japanese | FilingDateInstant | Original text (Japanese)矢作建設工業株式会社 | |
| Filer name in english | FilingDateInstant | YAHAGI CONSTRUCTION CO.,LTD. | |
| Fund name in japanese | FilingDateInstant | － | |
| Fund name in english | FilingDateInstant | － | |
| Cabinet office ordinance | FilingDateInstant | Original text (Japanese)企業内容等の開示に関する内閣府令 | |
| Document type | FilingDateInstant | Original text (Japanese)第三号様式 | |
| Accounting standards | FilingDateInstant | Japan GAAP | |
| Whether consolidated financial statements are prepared | FilingDateInstant | true | |
| Industry code when consolidated financial statements are prepared in accordance with industry specific regulations | FilingDateInstant | CNS | |
| Industry code when financial statements are prepared in accordance with industry specific regulations | FilingDateInstant | CNS | |
| Current fiscal year start date | FilingDateInstant | 2021-04-01 | |
| Current period end date | FilingDateInstant | 2022-03-31 | |
| Type of current period | FilingDateInstant | FY | |
| Current fiscal year end date | FilingDateInstant | 2022-03-31 | |
| Previous fiscal year start date | FilingDateInstant | 2020-04-01 | |
| Comparative period end date | FilingDateInstant | 2021-03-31 | |
| Previous fiscal year end date | FilingDateInstant | 2021-03-31 | |
| Next fiscal year start date | FilingDateInstant | － | |
| End date of quarterly or semi annual period of next fiscal year | FilingDateInstant | － | |
| Amendment flag | FilingDateInstant | true |
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 |