Annual report
5820.TEDINET S100R3D8
Period2022-04-01 → 2023-03-31
Filed2023-06-28
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥9.9bn | 2022-04-01 → 2023-03-31 | Cons. | Net sales |
| Revenue | ¥9.2bn | 2021-04-01 → 2022-03-31 | Cons. | Net sales |
| Revenue | ¥7.6bn | 2020-04-01 → 2021-03-31d | Cons. | Net sales (5-year summary) |
| Revenue | ¥8.5bn | 2019-04-01 → 2020-03-31d | Cons. | Net sales (5-year summary) |
| Revenue | ¥9.2bn | 2018-04-01 → 2019-03-31d | Cons. | Net sales (5-year summary) |
| Operating income | ¥156m | 2022-04-01 → 2023-03-31 | Cons. | Operating income |
| Operating income | ¥237m | 2021-04-01 → 2022-03-31 | Cons. | Operating income |
| Ordinary income | ¥204m | 2022-04-01 → 2023-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥302m | 2021-04-01 → 2022-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥281m | 2020-04-01 → 2021-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥216m | 2019-04-01 → 2020-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥298m | 2018-04-01 → 2019-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | −¥47m | 2022-04-01 → 2023-03-31 | Cons. | Income before income taxes |
| Profit before tax | ¥414m | 2021-04-01 → 2022-03-31 | Cons. | Income before income taxes |
| Net income (owners) | −¥68m | 2022-04-01 → 2023-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥281m | 2021-04-01 → 2022-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥188m | 2020-04-01 → 2021-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥185m | 2019-04-01 → 2020-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥613m | 2018-04-01 → 2019-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | −¥68m | 2022-04-01 → 2023-03-31 | Cons. | Profit loss |
| Net income | ¥281m | 2021-04-01 → 2022-03-31 | Cons. | Profit loss |
| Total assets | ¥11.0bn | at 2023-03-31 | Cons. | Assets |
| Total assets | ¥10.4bn | at 2022-03-31 | Cons. | Assets |
| Total assets | ¥10.0bn | at 2021-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥9.7bn | at 2020-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥10.3bn | at 2019-03-31d | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥4.9bn | at 2023-03-31 | Cons. | Liabilities |
| Total liabilities | ¥4.2bn | at 2022-03-31 | Cons. | Liabilities |
| Net assets / equity | ¥6.1bn | at 2023-03-31 | Cons. | Net assets |
| Net assets / equity | ¥6.2bn | at 2022-03-31 | Cons. | Net assets |
| Net assets / equity | ¥6.0bn | at 2021-03-31d | Cons. | Net assets |
| Net assets / equity | ¥5.7bn | at 2020-03-31d | Cons. | Net assets (5-year summary) |
| Net assets / equity | ¥5.7bn | at 2019-03-31d | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥1.6bn | at 2023-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥1.1bn | at 2022-03-31 | Cons. | Cash and deposits |
| Cash & equivalents | ¥1.6bn | at 2023-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥1.1bn | at 2022-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥1.8bn | at 2021-03-31d | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥1.4bn | at 2020-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Cash & equivalents | ¥1.7bn | at 2019-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | ¥105m | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | −¥352m | 2021-04-01 → 2022-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥632m | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥250m | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥14m | 2018-04-01 → 2019-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | ¥35m | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | ¥28m | 2021-04-01 → 2022-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥86m | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥335m | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | ¥412m | 2018-04-01 → 2019-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | ¥414m | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥348m | 2021-04-01 → 2022-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥224m | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥152m | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥142m | 2018-04-01 → 2019-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥-59.54 | 2022-04-01 → 2023-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥245.46 | 2021-04-01 → 2022-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥164.82 | 2020-04-01 → 2021-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥161.97 | 2019-04-01 → 2020-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥537.24 | 2018-04-01 → 2019-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| Net assets per share | ¥5,294.45 | at 2023-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥5,386.13 | at 2022-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥5,210.66 | at 2021-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥4,977.05 | at 2020-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥4,953.52 | at 2019-03-31d | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 55.5% | at 2023-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 59.2% | at 2022-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 59.7% | at 2021-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 58.8% | at 2020-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 54.9% | at 2019-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| ROE | -1.1% | 2022-04-01 → 2023-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 4.6% | 2021-04-01 → 2022-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 3.2% | 2020-04-01 → 2021-03-31d | Cons. | Rate of return on equity (5-year summary) |
| ROE | 3.3% | 2019-04-01 → 2020-03-31d | Cons. | Rate of return on equity (5-year summary) |
| ROE | 11.3% | 2018-04-01 → 2019-03-31d | Cons. | Rate of return on equity (5-year summary) |
| Employees | 237 | at 2023-03-31 | Cons. | Number of employees |
| Employees | 231 | at 2022-03-31 | Cons. | Number of employees |
| Employees | 227 | at 2021-03-31d | Cons. | Number of employees |
| Employees | 240 | at 2020-03-31d | Cons. | Number of employees |
| Employees | 259 | at 2019-03-31d | Cons. | Number of employees |
| Revenue | ¥8.8bn | 2022-04-01 → 2023-03-31 | Standalone | Net sales |
| Revenue | ¥8.1bn | 2021-04-01 → 2022-03-31 | Standalone | Net sales |
| Revenue | ¥7.0bn | 2020-04-01 → 2021-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥7.7bn | 2019-04-01 → 2020-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥8.4bn | 2018-04-01 → 2019-03-31d | Standalone | Net sales (5-year summary) |
| Operating income | −¥10m | 2022-04-01 → 2023-03-31 | Standalone | Operating income |
| Operating income | ¥71m | 2021-04-01 → 2022-03-31 | Standalone | Operating income |
| Ordinary income | ¥59m | 2022-04-01 → 2023-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥153m | 2021-04-01 → 2022-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥244m | 2020-04-01 → 2021-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥231m | 2019-04-01 → 2020-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥279m | 2018-04-01 → 2019-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | −¥192m | 2022-04-01 → 2023-03-31 | Standalone | Income before income taxes |
| Profit before tax | ¥265m | 2021-04-01 → 2022-03-31 | Standalone | Income before income taxes |
| Net income | −¥181m | 2022-04-01 → 2023-03-31 | Standalone | Profit loss |
| Net income | ¥175m | 2021-04-01 → 2022-03-31 | Standalone | Profit loss |
| Net income | ¥167m | 2020-04-01 → 2021-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | ¥176m | 2019-04-01 → 2020-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | ¥616m | 2018-04-01 → 2019-03-31d | Standalone | Net income loss (5-year summary) |
| Total assets | ¥9.9bn | at 2023-03-31 | Standalone | Assets |
| Total assets | ¥9.5bn | at 2022-03-31 | Standalone | Assets |
| Total assets | ¥9.3bn | at 2021-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥9.1bn | at 2020-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥9.7bn | at 2019-03-31d | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥4.1bn | at 2023-03-31 | Standalone | Liabilities |
| Total liabilities | ¥3.5bn | at 2022-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥5.8bn | at 2023-03-31 | Standalone | Net assets |
| Net assets / equity | ¥6.1bn | at 2022-03-31 | Standalone | Net assets |
| Net assets / equity | ¥5.9bn | at 2021-03-31d | Standalone | Net assets |
| Net assets / equity | ¥5.7bn | at 2020-03-31d | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥5.7bn | at 2019-03-31d | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥1.4bn | at 2023-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥835m | at 2022-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥-157.82 | 2022-04-01 → 2023-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥152.42 | 2021-04-01 → 2022-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥145.8 | 2020-04-01 → 2021-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥154.39 | 2019-04-01 → 2020-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥539.03 | 2018-04-01 → 2019-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| Dividend per share | ¥50 | 2022-04-01 → 2023-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥60 | 2021-04-01 → 2022-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥50 | 2020-04-01 → 2021-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥50 | 2019-04-01 → 2020-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥60 | 2018-04-01 → 2019-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥5,094.1 | at 2023-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥5,299.56 | at 2022-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥5,195.54 | at 2021-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥4,997.45 | at 2020-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥4,955.34 | at 2019-03-31d | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 59.0% | at 2023-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 63.7% | at 2022-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 64.1% | at 2021-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 62.7% | at 2020-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 58.1% | at 2019-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| ROE | -3.0% | 2022-04-01 → 2023-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 2.9% | 2021-04-01 → 2022-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 2.9% | 2020-04-01 → 2021-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 3.1% | 2019-04-01 → 2020-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 11.4% | 2018-04-01 → 2019-03-31d | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 1,266,655 | at 2023-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 1,266,655 | at 2022-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 1,266,655 | at 2021-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 1,266,655 | at 2020-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 1,266,655 | at 2019-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Employees | 163 | at 2023-03-31 | Standalone | Number of employees |
| Employees | 159 | at 2022-03-31 | Standalone | Number of employees |
| Employees | 158 | at 2021-03-31d | Standalone | Number of employees |
| Employees | 164 | at 2020-03-31d | Standalone | Number of employees |
| Employees | 163 | 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 · 59
| Segment | Item | Period | Value |
|---|---|---|---|
| Electric Wirereportable segment | capex | 2022-04-01 → 2023-03-31 | ¥74m |
| Electric Wirereportable segment | depreciation | 2022-04-01 → 2023-03-31 | ¥139m |
| Electric Wirereportable segment | employees | at 2023-03-31 | 114 pure |
| Electric Wirereportable segment | revenue | 2022-04-01 → 2023-03-31 | ¥6.9bn |
| Electric Wirereportable segment | revenue external | 2022-04-01 → 2023-03-31 | ¥6.9bn |
| Electric Wirereportable segment | revenue intersegment | 2022-04-01 → 2023-03-31 | ¥2m |
| Electric Wirereportable segment | segment assets | at 2023-03-31 | ¥5.6bn |
| Electric Wirereportable segment | segment profit | 2022-04-01 → 2023-03-31 | ¥69m |
| Heating Wirereportable segment | capex | 2022-04-01 → 2023-03-31 | ¥22m |
| Heating Wirereportable segment | depreciation | 2022-04-01 → 2023-03-31 | ¥24m |
| Heating Wirereportable segment | employees | at 2023-03-31 | 28 pure |
| Heating Wirereportable segment | revenue | 2022-04-01 → 2023-03-31 | ¥1.1bn |
| Heating Wirereportable segment | revenue external | 2022-04-01 → 2023-03-31 | ¥1.1bn |
| Heating Wirereportable segment | revenue intersegment | 2022-04-01 → 2023-03-31 | ¥108,000 |
| Heating Wirereportable segment | segment assets | at 2023-03-31 | ¥1.2bn |
| Heating Wirereportable segment | segment profit | 2022-04-01 → 2023-03-31 | ¥89m |
| Polymatecreportable segment | capex | 2022-04-01 → 2023-03-31 | ¥20m |
| Polymatecreportable segment | depreciation | 2022-04-01 → 2023-03-31 | ¥31m |
| Polymatecreportable segment | employees | at 2023-03-31 | 47 pure |
| Polymatecreportable segment | revenue | 2022-04-01 → 2023-03-31 | ¥1.9bn |
| Polymatecreportable segment | revenue external | 2022-04-01 → 2023-03-31 | ¥1.9bn |
| Polymatecreportable segment | segment assets | at 2023-03-31 | ¥1.9bn |
| Polymatecreportable segment | segment profit | 2022-04-01 → 2023-03-31 | −¥3m |
| Total Of Reportable Segments And Otherssegment total | capex | 2022-04-01 → 2023-03-31 | ¥116m |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2022-04-01 → 2023-03-31 | ¥194m |
| Total Of Reportable Segments And Otherssegment total | revenue | 2022-04-01 → 2023-03-31 | ¥9.9bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2022-04-01 → 2023-03-31 | ¥9.9bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2022-04-01 → 2023-03-31 | ¥2m |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2023-03-31 | ¥8.7bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2022-04-01 → 2023-03-31 | ¥156m |
| Electric Wirereportable segment | capex | 2021-04-01 → 2022-03-31 | ¥79m |
| Electric Wirereportable segment | depreciation | 2021-04-01 → 2022-03-31 | ¥157m |
| Electric Wirereportable segment | revenue | 2021-04-01 → 2022-03-31 | ¥6.4bn |
| Electric Wirereportable segment | revenue external | 2021-04-01 → 2022-03-31 | ¥6.4bn |
| Electric Wirereportable segment | revenue intersegment | 2021-04-01 → 2022-03-31 | ¥1m |
| Electric Wirereportable segment | segment assets | at 2022-03-31 | ¥5.6bn |
| Electric Wirereportable segment | segment profit | 2021-04-01 → 2022-03-31 | ¥136m |
| Heating Wirereportable segment | capex | 2021-04-01 → 2022-03-31 | ¥14m |
| Heating Wirereportable segment | depreciation | 2021-04-01 → 2022-03-31 | ¥21m |
| Heating Wirereportable segment | revenue | 2021-04-01 → 2022-03-31 | ¥978m |
| Heating Wirereportable segment | revenue external | 2021-04-01 → 2022-03-31 | ¥978m |
| Heating Wirereportable segment | revenue intersegment | 2021-04-01 → 2022-03-31 | ¥93,000 |
| Heating Wirereportable segment | segment assets | at 2022-03-31 | ¥1.2bn |
| Heating Wirereportable segment | segment profit | 2021-04-01 → 2022-03-31 | ¥97m |
| Polymatecreportable segment | capex | 2021-04-01 → 2022-03-31 | ¥38m |
| Polymatecreportable segment | depreciation | 2021-04-01 → 2022-03-31 | ¥30m |
| Polymatecreportable segment | revenue | 2021-04-01 → 2022-03-31 | ¥1.9bn |
| Polymatecreportable segment | revenue external | 2021-04-01 → 2022-03-31 | ¥1.9bn |
| Polymatecreportable segment | segment assets | at 2022-03-31 | ¥1.8bn |
| Polymatecreportable segment | segment profit | 2021-04-01 → 2022-03-31 | ¥4m |
| Total Of Reportable Segments And Otherssegment total | capex | 2021-04-01 → 2022-03-31 | ¥131m |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2021-04-01 → 2022-03-31 | ¥208m |
| Total Of Reportable Segments And Otherssegment total | revenue | 2021-04-01 → 2022-03-31 | ¥9.2bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2021-04-01 → 2022-03-31 | ¥9.2bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2021-04-01 → 2022-03-31 | ¥2m |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2022-03-31 | ¥8.6bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2021-04-01 → 2022-03-31 | ¥237m |
| Electric Wirereportable segment | employees | at 2023-03-31 | 90 pure |
| Polymatecreportable segment | employees | at 2023-03-31 | 43 pure |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,381
| Item | Context | Value | Unit |
|---|---|---|---|
| Dividends from surplus | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | -68738000 | JPY |
| Dividends from surplus | CurrentYearDuration_NonConsolidatedMember | -68738000 | JPY |
| Profit loss | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | -180976000 | JPY |
| Profit loss | CurrentYearDuration_NonConsolidatedMember | -180976000 | JPY |
| Purchase of treasury stock | CurrentYearDuration_NonConsolidatedMember_TreasuryStockMember | -1144000 | JPY |
| Purchase of treasury stock | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | -1144000 | JPY |
| Purchase of treasury stock | CurrentYearDuration_NonConsolidatedMember | -1144000 | JPY |
| Disposal of treasury stock | CurrentYearDuration_NonConsolidatedMember_TreasuryStockMember | 2535000 | JPY |
| Disposal of treasury stock | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | 12936000 | JPY |
| Disposal of treasury stock | CurrentYearDuration_NonConsolidatedMember | 12936000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 8949000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | 8949000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember | 8949000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_TreasuryStockMember | 1390000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | -237923000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 8949000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | 8949000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember | -228973000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_TreasuryStockMember | -144713000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_ShareholdersEquityMember | 5574227000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 268190000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | 268190000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember | 5842418000 | JPY |
| Salaries and allowances sga | Prior1YearDuration_NonConsolidatedMember | 322585000 | JPY |
| Salaries and allowances sga | CurrentYearDuration_NonConsolidatedMember | 319940000 | JPY |
| Packing and transportation expenses sga | Prior1YearDuration_NonConsolidatedMember | 281742000 | JPY |
| Packing and transportation expenses sga | CurrentYearDuration_NonConsolidatedMember | 267517000 | JPY |
| Provision for bonuses sga | Prior1YearDuration_NonConsolidatedMember | 23312000 | JPY |
| Provision for bonuses sga | CurrentYearDuration_NonConsolidatedMember | 30400000 | JPY |
| Depreciation sga | Prior1YearDuration_NonConsolidatedMember | 58601000 | JPY |
| Depreciation sga | CurrentYearDuration_NonConsolidatedMember | 51131000 | JPY |
| Logistics commission fee sga | Prior1YearDuration_NonConsolidatedMember | 138245000 | JPY |
| Logistics commission fee sga | CurrentYearDuration_NonConsolidatedMember | 129985000 | JPY |
| Document title cover page | FilingDateInstant | Original text (Japanese)有価証券報告書 | |
| 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)近畿財務局長 | |
| Filing date cover page | FilingDateInstant | 2023-06-28 | |
| Fiscal year cover page | FilingDateInstant | Original text (Japanese)第78期（自 2022年４月１日 至 2023年３月31日） | |
| Company name cover page | FilingDateInstant | Original text (Japanese)株式会社三ッ星 | |
| Company name in english cover page | FilingDateInstant | MITSUBOSHI CO.,LTD. | |
| Title and name of representative cover page | FilingDateInstant | Original text (Japanese)代表取締役社長 青木 邦博 | |
| Address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)大阪市中央区本町一丁目４番８号 | |
| Telephone number address of registered headquarter cover page | FilingDateInstant | ０６（６２６１）８８８２ | |
| Name of contact person address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)経理部長 小川 直樹 | |
| Nearest place of contact cover page | FilingDateInstant | Original text (Japanese)大阪市中央区本町一丁目４番８号 | |
| Telephone number nearest place of contact cover page | FilingDateInstant | ０６（６２６１）８８８２ | |
| Name of contact person nearest place of contact cover page | FilingDateInstant | Original text (Japanese)経理部長 小川 直樹 | |
| Place for public inspection cover page (text) | FilingDateInstant | Text · Plus | |
| Edinet code | FilingDateInstant | E01351 | |
| Fund code | FilingDateInstant | － |
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 rounding |
| 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 |