Annual report
1821.TEDINET S100R6TK
Period2022-04-01 → 2023-03-31
Filed2023-06-29
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥458.6bn | 2022-04-01 → 2023-03-31 | Cons. | Net sales |
| Revenue | ¥403.3bn | 2021-04-01 → 2022-03-31 | Cons. | Net sales |
| Revenue | ¥421.6bn | 2020-04-01 → 2021-03-31d | Cons. | Net sales (5-year summary) |
| Revenue | ¥472.4bn | 2019-04-01 → 2020-03-31d | Cons. | Net sales (5-year summary) |
| Revenue | ¥448.8bn | 2018-04-01 → 2019-03-31d | Cons. | Net sales (5-year summary) |
| Operating income | −¥18.8bn | 2022-04-01 → 2023-03-31 | Cons. | Operating income |
| Operating income | −¥7.5bn | 2021-04-01 → 2022-03-31 | Cons. | Operating income |
| Ordinary income | −¥18.5bn | 2022-04-01 → 2023-03-31 | Cons. | Ordinary income |
| Ordinary income | −¥8.3bn | 2021-04-01 → 2022-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥13.1bn | 2020-04-01 → 2021-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥23.9bn | 2019-04-01 → 2020-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥28.9bn | 2018-04-01 → 2019-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | −¥18.3bn | 2022-04-01 → 2023-03-31 | Cons. | Income before income taxes |
| Profit before tax | −¥8.5bn | 2021-04-01 → 2022-03-31 | Cons. | Income before income taxes |
| Net income (owners) | −¥25.7bn | 2022-04-01 → 2023-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | −¥7.0bn | 2021-04-01 → 2022-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥8.7bn | 2020-04-01 → 2021-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥15.6bn | 2019-04-01 → 2020-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥18.8bn | 2018-04-01 → 2019-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | −¥25.3bn | 2022-04-01 → 2023-03-31 | Cons. | Profit loss |
| Net income | −¥6.6bn | 2021-04-01 → 2022-03-31 | Cons. | Profit loss |
| Total assets | ¥410.2bn | at 2023-03-31 | Cons. | Assets |
| Total assets | ¥394.1bn | at 2022-03-31 | Cons. | Assets |
| Total assets | ¥376.8bn | at 2021-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥353.4bn | at 2020-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥340.9bn | at 2019-03-31d | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥339.0bn | at 2023-03-31 | Cons. | Liabilities |
| Total liabilities | ¥294.4bn | at 2022-03-31 | Cons. | Liabilities |
| Net assets / equity | ¥71.1bn | at 2023-03-31 | Cons. | Net assets |
| Net assets / equity | ¥99.7bn | at 2022-03-31 | Cons. | Net assets |
| Net assets / equity | ¥110.3bn | at 2021-03-31d | Cons. | Net assets |
| Net assets / equity | ¥102.4bn | at 2020-03-31d | Cons. | Net assets (5-year summary) |
| Net assets / equity | ¥98.0bn | at 2019-03-31d | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥65.1bn | at 2023-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥71.0bn | at 2022-03-31 | Cons. | Cash and deposits |
| Cash & equivalents | ¥60.8bn | at 2023-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥65.1bn | at 2022-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥69.6bn | at 2021-03-31d | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥45.8bn | at 2020-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Cash & equivalents | ¥66.4bn | at 2019-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | −¥16.1bn | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥10.0bn | 2021-04-01 → 2022-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥16.7bn | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | −¥18.0bn | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | −¥1.0bn | 2018-04-01 → 2019-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | −¥3.5bn | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥13.0bn | 2021-04-01 → 2022-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥2.7bn | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥3.4bn | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥6.4bn | 2018-04-01 → 2019-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | ¥14.2bn | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥2.1bn | 2021-04-01 → 2022-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | ¥9.7bn | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥837m | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥2.7bn | 2018-04-01 → 2019-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥-164.32 | 2022-04-01 → 2023-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-44.93 | 2021-04-01 → 2022-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥55.33 | 2020-04-01 → 2021-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥97.89 | 2019-04-01 → 2020-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥117.03 | 2018-04-01 → 2019-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| Net assets per share | ¥406.53 | at 2023-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥584.73 | at 2022-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥651.59 | at 2021-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥605.63 | at 2020-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥564.19 | at 2019-03-31d | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 15.5% | at 2023-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 23.2% | at 2022-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 27.2% | at 2021-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 27.1% | at 2020-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 26.6% | at 2019-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| ROE | -33.2% | 2022-04-01 → 2023-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | -7.2% | 2021-04-01 → 2022-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 8.8% | 2020-04-01 → 2021-03-31d | Cons. | Rate of return on equity (5-year summary) |
| ROE | 16.7% | 2019-04-01 → 2020-03-31d | Cons. | Rate of return on equity (5-year summary) |
| ROE | 22.6% | 2018-04-01 → 2019-03-31d | Cons. | Rate of return on equity (5-year summary) |
| Employees | 5,449 | at 2023-03-31 | Cons. | Number of employees |
| Employees | 5,420 | at 2022-03-31 | Cons. | Number of employees |
| Employees | 5,227 | at 2021-03-31d | Cons. | Number of employees |
| Employees | 4,705 | at 2020-03-31d | Cons. | Number of employees |
| Employees | 4,560 | at 2019-03-31d | Cons. | Number of employees |
| Revenue | ¥337.6bn | 2022-04-01 → 2023-03-31 | Standalone | Net sales |
| Revenue | ¥304.4bn | 2021-04-01 → 2022-03-31 | Standalone | Net sales |
| Revenue | ¥322.2bn | 2020-04-01 → 2021-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥369.4bn | 2019-04-01 → 2020-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥350.1bn | 2018-04-01 → 2019-03-31d | Standalone | Net sales (5-year summary) |
| Operating income | −¥23.1bn | 2022-04-01 → 2023-03-31 | Standalone | Operating income |
| Operating income | −¥11.6bn | 2021-04-01 → 2022-03-31 | Standalone | Operating income |
| Ordinary income | −¥21.4bn | 2022-04-01 → 2023-03-31 | Standalone | Ordinary income |
| Ordinary income | −¥11.5bn | 2021-04-01 → 2022-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥9.4bn | 2020-04-01 → 2021-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥18.6bn | 2019-04-01 → 2020-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥23.6bn | 2018-04-01 → 2019-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | −¥21.2bn | 2022-04-01 → 2023-03-31 | Standalone | Income before income taxes |
| Profit before tax | −¥12.1bn | 2021-04-01 → 2022-03-31 | Standalone | Income before income taxes |
| Net income | −¥25.6bn | 2022-04-01 → 2023-03-31 | Standalone | Profit loss |
| Net income | −¥8.6bn | 2021-04-01 → 2022-03-31 | Standalone | Profit loss |
| Net income | ¥7.6bn | 2020-04-01 → 2021-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | ¥13.2bn | 2019-04-01 → 2020-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | ¥16.8bn | 2018-04-01 → 2019-03-31d | Standalone | Net income loss (5-year summary) |
| Total assets | ¥327.1bn | at 2023-03-31 | Standalone | Assets |
| Total assets | ¥315.9bn | at 2022-03-31 | Standalone | Assets |
| Total assets | ¥299.1bn | at 2021-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥284.2bn | at 2020-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥274.7bn | at 2019-03-31d | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥286.7bn | at 2023-03-31 | Standalone | Liabilities |
| Total liabilities | ¥245.3bn | at 2022-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥40.4bn | at 2023-03-31 | Standalone | Net assets |
| Net assets / equity | ¥70.6bn | at 2022-03-31 | Standalone | Net assets |
| Net assets / equity | ¥83.8bn | at 2021-03-31d | Standalone | Net assets |
| Net assets / equity | ¥77.7bn | at 2020-03-31d | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥74.0bn | at 2019-03-31d | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥30.0bn | at 2023-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥39.4bn | at 2022-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥-163.79 | 2022-04-01 → 2023-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-54.76 | 2021-04-01 → 2022-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥48.34 | 2020-04-01 → 2021-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥82.81 | 2019-04-01 → 2020-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥104.21 | 2018-04-01 → 2019-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| Dividend per share | ¥14 | 2022-04-01 → 2023-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥20 | 2021-04-01 → 2022-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥18 | 2020-04-01 → 2021-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥24 | 2019-04-01 → 2020-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥24 | 2018-04-01 → 2019-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥258.08 | at 2023-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥451.9 | at 2022-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥533.02 | at 2021-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥491.43 | at 2020-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥460.55 | at 2019-03-31d | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 12.3% | at 2023-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 22.4% | at 2022-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 28.0% | at 2021-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 27.3% | at 2020-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 26.9% | at 2019-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| ROE | -46.2% | 2022-04-01 → 2023-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | -11.1% | 2021-04-01 → 2022-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 9.5% | 2020-04-01 → 2021-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 17.4% | 2019-04-01 → 2020-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 24.9% | 2018-04-01 → 2019-03-31d | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 162,673,000 | at 2023-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 162,673,000 | at 2022-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 162,673,000 | at 2021-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 162,673,000 | at 2020-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 162,673,000 | at 2019-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Employees | 2,977 | at 2023-03-31 | Standalone | Number of employees |
| Employees | 2,954 | at 2022-03-31 | Standalone | Number of employees |
| Employees | 2,910 | at 2021-03-31d | Standalone | Number of employees |
| Employees | 2,798 | at 2020-03-31d | Standalone | Number of employees |
| Employees | 2,733 | at 2019-03-31d | 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 · 36
| Segment | Item | Period | Value |
|---|---|---|---|
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | employees | at 2023-03-31 | 0 pure |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue | 2022-04-01 → 2023-03-31 | ¥630m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue external | 2022-04-01 → 2023-03-31 | ¥488m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue intersegment | 2022-04-01 → 2023-03-31 | ¥142m |
| Reconciling Itemsreconciling | revenue | 2022-04-01 → 2023-03-31 | −¥1.6bn |
| Reconciling Itemsreconciling | revenue intersegment | 2022-04-01 → 2023-03-31 | −¥1.6bn |
| Building Construction Workreportable segment | revenue | 2022-04-01 → 2023-03-31 | ¥237.7bn |
| Building Construction Workreportable segment | revenue external | 2022-04-01 → 2023-03-31 | ¥237.7bn |
| Building Construction Workreportable segment | revenue intersegment | 2022-04-01 → 2023-03-31 | ¥9m |
| Civil Engineerinig Workreportable segment | revenue | 2022-04-01 → 2023-03-31 | ¥221.9bn |
| Civil Engineerinig Workreportable segment | revenue external | 2022-04-01 → 2023-03-31 | ¥220.5bn |
| Civil Engineerinig Workreportable segment | revenue intersegment | 2022-04-01 → 2023-03-31 | ¥1.4bn |
| —segment total | employees | at 2023-03-31 | 5449 pure |
| —segment total | revenue | 2022-04-01 → 2023-03-31 | ¥459.6bn |
| —segment total | revenue external | 2022-04-01 → 2023-03-31 | ¥458.1bn |
| —segment total | revenue intersegment | 2022-04-01 → 2023-03-31 | ¥1.4bn |
| Total Of Reportable Segments And Otherssegment total | revenue | 2022-04-01 → 2023-03-31 | ¥460.2bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2022-04-01 → 2023-03-31 | ¥458.6bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2022-04-01 → 2023-03-31 | ¥1.6bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue | 2021-04-01 → 2022-03-31 | ¥912m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue external | 2021-04-01 → 2022-03-31 | ¥765m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue intersegment | 2021-04-01 → 2022-03-31 | ¥146m |
| Reconciling Itemsreconciling | revenue | 2021-04-01 → 2022-03-31 | −¥827m |
| Reconciling Itemsreconciling | revenue intersegment | 2021-04-01 → 2022-03-31 | −¥827m |
| Building Construction Workreportable segment | revenue | 2021-04-01 → 2022-03-31 | ¥211.1bn |
| Building Construction Workreportable segment | revenue external | 2021-04-01 → 2022-03-31 | ¥211.1bn |
| Civil Engineerinig Workreportable segment | revenue | 2021-04-01 → 2022-03-31 | ¥192.1bn |
| Civil Engineerinig Workreportable segment | revenue external | 2021-04-01 → 2022-03-31 | ¥191.4bn |
| Civil Engineerinig Workreportable segment | revenue intersegment | 2021-04-01 → 2022-03-31 | ¥680m |
| —segment total | revenue | 2021-04-01 → 2022-03-31 | ¥403.2bn |
| —segment total | revenue external | 2021-04-01 → 2022-03-31 | ¥402.5bn |
| —segment total | revenue intersegment | 2021-04-01 → 2022-03-31 | ¥680m |
| Total Of Reportable Segments And Otherssegment total | revenue | 2021-04-01 → 2022-03-31 | ¥404.1bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2021-04-01 → 2022-03-31 | ¥403.3bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2021-04-01 → 2022-03-31 | ¥827m |
| —segment total | employees | at 2023-03-31 | 2977 pure |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,856
| Item | Context | Value | Unit |
|---|---|---|---|
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row22Member | 0 | JPY |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row23Member | 740 | |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row23Member | 740 | |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row23Member | 0 | JPY |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row23Member | 0 | JPY |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row24Member | 159 | |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row24Member | 159 | |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row24Member | 0 | JPY |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row24Member | 0 | JPY |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row25Member | 300 | |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row25Member | 300 | |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row25Member | 0 | JPY |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row25Member | 0 | JPY |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row26Member | 200 | |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row26Member | 200 | |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row26Member | 0 | JPY |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row26Member | 0 | JPY |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row27Member | 108 | |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row27Member | 108 | |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row27Member | 0 | JPY |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row27Member | 0 | JPY |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row28Member | 100 | |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row28Member | 100 | |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row28Member | 0 | JPY |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row28Member | 0 | JPY |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row29Member | 100 | |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row29Member | 100 | |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row29Member | 0 | JPY |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row29Member | 0 | JPY |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row30Member | 99 | |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row30Member | 99 | |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row30Member | 0 | JPY |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row30Member | 0 | JPY |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row31Member | － | |
| Number of shares held details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row31Member | 121 | |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | CurrentYearInstant_Row31Member | － | JPY |
| Book value details of specified investment equity securities held for purposes other than pure investment reporting company | Prior1YearInstant_Row31Member | 0 | JPY |
| Cash and deposits | Prior1YearInstant | 70974000000 | JPY |
| Cash and deposits | CurrentYearInstant | 65142000000 | JPY |
| Notes receivable accounts receivable from completed construction contracts and other cns | Prior1YearInstant | 197169000000 | JPY |
| Notes receivable accounts receivable from completed construction contracts and other cns | CurrentYearInstant | 215220000000 | JPY |
| Costs on uncompleted construction contracts and other cns | Prior1YearInstant | 27882000000 | JPY |
| Costs on uncompleted construction contracts and other cns | CurrentYearInstant | 30425000000 | JPY |
| Other ca | Prior1YearInstant | 19615000000 | JPY |
| Other ca | CurrentYearInstant | 27917000000 | JPY |
| Allowance for doubtful accounts ca | Prior1YearInstant | -1000000 | JPY |
| Allowance for doubtful accounts ca | CurrentYearInstant | -2299000000 | JPY |
| Current assets | Prior1YearInstant | 315640000000 | JPY |
| Current assets | CurrentYearInstant | 336405000000 | JPY |
| Buildings and structures | Prior1YearInstant | 17066000000 | 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 |