Annual report
6834.TEDINET S100S1TL
Period2019-04-01 → 2020-03-31
Filed2023-10-20
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Amends S100IS4J.
Key figures · 152
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥15.7bn | 2019-04-01 → 2020-03-31 | Cons. | Net sales |
| Revenue | ¥15.5bn | 2018-04-01 → 2019-03-31 | Cons. | Net sales |
| Revenue | ¥13.5bn | 2017-04-01 → 2018-03-31d | Cons. | Net sales (5-year summary) |
| Revenue | ¥12.6bn | 2016-04-01 → 2017-03-31d | Cons. | Net sales (5-year summary) |
| Revenue | ¥12.2bn | 2015-04-01 → 2016-03-31d | Cons. | Net sales (5-year summary) |
| Operating income | ¥1.6bn | 2019-04-01 → 2020-03-31 | Cons. | Operating income |
| Operating income | ¥1.6bn | 2018-04-01 → 2019-03-31 | Cons. | Operating income |
| Ordinary income | ¥1.7bn | 2019-04-01 → 2020-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥1.8bn | 2018-04-01 → 2019-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥1.1bn | 2017-04-01 → 2018-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥1.2bn | 2016-04-01 → 2017-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥967m | 2015-04-01 → 2016-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | ¥1.7bn | 2019-04-01 → 2020-03-31 | Cons. | Income before income taxes |
| Profit before tax | ¥1.8bn | 2018-04-01 → 2019-03-31 | Cons. | Income before income taxes |
| Net income (owners) | ¥1.2bn | 2019-04-01 → 2020-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥1.2bn | 2018-04-01 → 2019-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥915m | 2017-04-01 → 2018-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥801m | 2016-04-01 → 2017-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥550m | 2015-04-01 → 2016-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | ¥1.2bn | 2019-04-01 → 2020-03-31 | Cons. | Profit loss |
| Net income | ¥1.2bn | 2018-04-01 → 2019-03-31 | Cons. | Profit loss |
| Total assets | ¥27.7bn | at 2020-03-31 | Cons. | Assets |
| Total assets | ¥27.7bn | at 2019-03-31 | Cons. | Assets |
| Total assets | ¥26.2bn | at 2018-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥25.0bn | at 2017-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥24.8bn | at 2016-03-31d | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥4.2bn | at 2020-03-31 | Cons. | Liabilities |
| Total liabilities | ¥4.5bn | at 2019-03-31 | Cons. | Liabilities |
| Net assets / equity | ¥23.5bn | at 2020-03-31 | Cons. | Net assets |
| Net assets / equity | ¥23.2bn | at 2019-03-31 | Cons. | Net assets |
| Net assets / equity | ¥22.5bn | at 2018-03-31d | Cons. | Net assets |
| Net assets / equity | ¥21.6bn | at 2017-03-31d | Cons. | Net assets (5-year summary) |
| Net assets / equity | ¥21.2bn | at 2016-03-31d | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥11.1bn | at 2020-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥11.3bn | at 2019-03-31 | Cons. | Cash and deposits |
| Cash & equivalents | ¥3.6bn | at 2020-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥3.8bn | at 2019-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥3.3bn | at 2018-03-31d | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥4.1bn | at 2017-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Cash & equivalents | ¥2.8bn | at 2016-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | ¥2.2bn | 2019-04-01 → 2020-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥2.4bn | 2018-04-01 → 2019-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥2.1bn | 2017-04-01 → 2018-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥1.8bn | 2016-04-01 → 2017-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥1.2bn | 2015-04-01 → 2016-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | −¥1.8bn | 2019-04-01 → 2020-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥1.5bn | 2018-04-01 → 2019-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥2.7bn | 2017-04-01 → 2018-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥394m | 2016-04-01 → 2017-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥801m | 2015-04-01 → 2016-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | −¥686m | 2019-04-01 → 2020-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥254m | 2018-04-01 → 2019-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥186m | 2017-04-01 → 2018-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥123m | 2016-04-01 → 2017-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥73m | 2015-04-01 → 2016-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥125.78 | 2019-04-01 → 2020-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥133.34 | 2018-04-01 → 2019-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥98.95 | 2017-04-01 → 2018-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥86.71 | 2016-04-01 → 2017-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥59.85 | 2015-04-01 → 2016-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (diluted) | ¥125.17 | 2019-04-01 → 2020-03-31 | Cons. | Diluted earnings per share (5-year summary) |
| EPS (diluted) | ¥59.66 | 2015-04-01 → 2016-03-31d | Cons. | Diluted earnings per share (5-year summary) |
| Net assets per share | ¥2,571.49 | at 2020-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,502.04 | at 2019-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,428.41 | at 2018-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,333.15 | at 2017-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,302.3 | at 2016-03-31d | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 84.5% | at 2020-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 83.5% | at 2019-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 85.7% | at 2018-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 86.2% | at 2017-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 85.3% | at 2016-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| ROE | 5.0% | 2019-04-01 → 2020-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 5.4% | 2018-04-01 → 2019-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 4.2% | 2017-04-01 → 2018-03-31d | Cons. | Rate of return on equity (5-year summary) |
| ROE | 3.7% | 2016-04-01 → 2017-03-31d | Cons. | Rate of return on equity (5-year summary) |
| ROE | 2.6% | 2015-04-01 → 2016-03-31d | Cons. | Rate of return on equity (5-year summary) |
| Employees | 978 | at 2020-03-31 | Cons. | Number of employees |
| Employees | 898 | at 2019-03-31 | Cons. | Number of employees |
| Employees | 902 | at 2018-03-31d | Cons. | Number of employees |
| Employees | 815 | at 2017-03-31d | Cons. | Number of employees |
| Employees | 788 | at 2016-03-31d | Cons. | Number of employees |
| Revenue | ¥4.5bn | 2019-04-01 → 2020-03-31 | Standalone | Net sales |
| Revenue | ¥4.2bn | 2018-04-01 → 2019-03-31 | Standalone | Net sales |
| Revenue | ¥3.8bn | 2017-04-01 → 2018-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥3.7bn | 2016-04-01 → 2017-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥3.2bn | 2015-04-01 → 2016-03-31d | Standalone | Net sales (5-year summary) |
| Operating income | ¥70m | 2019-04-01 → 2020-03-31 | Standalone | Operating income |
| Operating income | ¥31m | 2018-04-01 → 2019-03-31 | Standalone | Operating income |
| Ordinary income | ¥1.1bn | 2019-04-01 → 2020-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥791m | 2018-04-01 → 2019-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥623m | 2017-04-01 → 2018-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥572m | 2016-04-01 → 2017-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥250m | 2015-04-01 → 2016-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | ¥1.1bn | 2019-04-01 → 2020-03-31 | Standalone | Income before income taxes |
| Profit before tax | ¥791m | 2018-04-01 → 2019-03-31 | Standalone | Income before income taxes |
| Net income | ¥1.1bn | 2019-04-01 → 2020-03-31 | Standalone | Profit loss |
| Net income | ¥756m | 2018-04-01 → 2019-03-31 | Standalone | Profit loss |
| Net income | ¥717m | 2017-04-01 → 2018-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | ¥566m | 2016-04-01 → 2017-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | ¥234m | 2015-04-01 → 2016-03-31d | Standalone | Net income loss (5-year summary) |
| Total assets | ¥23.0bn | at 2020-03-31 | Standalone | Assets |
| Total assets | ¥22.6bn | at 2019-03-31 | Standalone | Assets |
| Total assets | ¥22.0bn | at 2018-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥21.4bn | at 2017-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥20.8bn | at 2016-03-31d | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥1.5bn | at 2020-03-31 | Standalone | Liabilities |
| Total liabilities | ¥1.6bn | at 2019-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥21.5bn | at 2020-03-31 | Standalone | Net assets |
| Net assets / equity | ¥21.1bn | at 2019-03-31 | Standalone | Net assets |
| Net assets / equity | ¥20.5bn | at 2018-03-31d | Standalone | Net assets |
| Net assets / equity | ¥20.0bn | at 2017-03-31d | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥19.5bn | at 2016-03-31d | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥8.6bn | at 2020-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥8.5bn | at 2019-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥116.25 | 2019-04-01 → 2020-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥81.8 | 2018-04-01 → 2019-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥77.57 | 2017-04-01 → 2018-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥61.27 | 2016-04-01 → 2017-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥25.49 | 2015-04-01 → 2016-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (diluted) | ¥115.69 | 2019-04-01 → 2020-03-31 | Standalone | Diluted earnings per share (5-year summary) |
| EPS (diluted) | ¥25.4 | 2015-04-01 → 2016-03-31d | Standalone | Diluted earnings per share (5-year summary) |
| Dividend per share | ¥40 | 2019-04-01 → 2020-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥30 | 2018-04-01 → 2019-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥27 | 2017-04-01 → 2018-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥20 | 2016-04-01 → 2017-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥16 | 2015-04-01 → 2016-03-31d | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥2,350.75 | at 2020-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,271.52 | at 2019-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,217.28 | at 2018-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,159.71 | at 2017-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥2,120.66 | at 2016-03-31d | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 93.3% | at 2020-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 92.8% | at 2019-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 93.3% | at 2018-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 93.4% | at 2017-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 93.9% | at 2016-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| ROE | 5.0% | 2019-04-01 → 2020-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 3.6% | 2018-04-01 → 2019-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 3.5% | 2017-04-01 → 2018-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 2.9% | 2016-04-01 → 2017-03-31d | Standalone | Rate of return on equity (5-year summary) |
| ROE | 1.2% | 2015-04-01 → 2016-03-31d | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 9,333,654 | at 2020-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 9,333,654 | at 2019-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 9,333,654 | at 2018-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 9,333,654 | at 2017-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 9,333,654 | at 2016-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Employees | 170 | at 2020-03-31 | Standalone | Number of employees |
| Employees | 168 | at 2019-03-31 | Standalone | Number of employees |
| Employees | 166 | at 2018-03-31d | Standalone | Number of employees |
| Employees | 161 | at 2017-03-31d | Standalone | Number of employees |
| Employees | 164 | at 2016-03-31d | 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 · 38
| Segment | Item | Period | Value |
|---|---|---|---|
| Reconciling Itemsreconciling | capex | 2019-04-01 → 2020-03-31 | ¥52m |
| Reconciling Itemsreconciling | revenue | 2019-04-01 → 2020-03-31 | −¥51m |
| Reconciling Itemsreconciling | revenue intersegment | 2019-04-01 → 2020-03-31 | −¥51m |
| Reconciling Itemsreconciling | segment assets | at 2020-03-31 | ¥12.2bn |
| Optical Related Productsreportable segment | capex | 2019-04-01 → 2020-03-31 | ¥176m |
| Optical Related Productsreportable segment | depreciation | 2019-04-01 → 2020-03-31 | ¥306m |
| Optical Related Productsreportable segment | employees | at 2020-03-31 | 673 pure |
| Optical Related Productsreportable segment | revenue | 2019-04-01 → 2020-03-31 | ¥6.9bn |
| Optical Related Productsreportable segment | revenue external | 2019-04-01 → 2020-03-31 | ¥6.9bn |
| Optical Related Productsreportable segment | revenue intersegment | 2019-04-01 → 2020-03-31 | ¥280,000 |
| Optical Related Productsreportable segment | segment assets | at 2020-03-31 | ¥6.4bn |
| Optical Related Productsreportable segment | segment profit | 2019-04-01 → 2020-03-31 | ¥805m |
| Total Of Reportable Segments And Otherssegment total | capex | 2019-04-01 → 2020-03-31 | ¥1.7bn |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2019-04-01 → 2020-03-31 | ¥1.2bn |
| Total Of Reportable Segments And Otherssegment total | revenue | 2019-04-01 → 2020-03-31 | ¥15.8bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2019-04-01 → 2020-03-31 | ¥15.7bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2019-04-01 → 2020-03-31 | ¥51m |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2020-03-31 | ¥15.5bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2019-04-01 → 2020-03-31 | ¥1.6bn |
| Reconciling Itemsreconciling | capex | 2018-04-01 → 2019-03-31 | ¥37m |
| Reconciling Itemsreconciling | revenue | 2018-04-01 → 2019-03-31 | −¥48m |
| Reconciling Itemsreconciling | revenue intersegment | 2018-04-01 → 2019-03-31 | −¥48m |
| Reconciling Itemsreconciling | segment assets | at 2019-03-31 | ¥12.2bn |
| Optical Related Productsreportable segment | capex | 2018-04-01 → 2019-03-31 | ¥194m |
| Optical Related Productsreportable segment | depreciation | 2018-04-01 → 2019-03-31 | ¥246m |
| Optical Related Productsreportable segment | revenue | 2018-04-01 → 2019-03-31 | ¥6.8bn |
| Optical Related Productsreportable segment | revenue external | 2018-04-01 → 2019-03-31 | ¥6.8bn |
| Optical Related Productsreportable segment | revenue intersegment | 2018-04-01 → 2019-03-31 | ¥240,000 |
| Optical Related Productsreportable segment | segment assets | at 2019-03-31 | ¥6.6bn |
| Optical Related Productsreportable segment | segment profit | 2018-04-01 → 2019-03-31 | ¥866m |
| Total Of Reportable Segments And Otherssegment total | capex | 2018-04-01 → 2019-03-31 | ¥1.2bn |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2018-04-01 → 2019-03-31 | ¥1.1bn |
| Total Of Reportable Segments And Otherssegment total | revenue | 2018-04-01 → 2019-03-31 | ¥15.6bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2018-04-01 → 2019-03-31 | ¥15.5bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2018-04-01 → 2019-03-31 | ¥48m |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2019-03-31 | ¥15.5bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2018-04-01 → 2019-03-31 | ¥1.6bn |
| Optical Related Productsreportable segment | employees | at 2020-03-31 | 70 pure |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,517
| Item | Context | Value | Unit |
|---|---|---|---|
| Diluted earnings per share (5-year summary) | Prior3YearDuration_NonConsolidatedMember | － | |
| Diluted earnings per share (5-year summary) | Prior2YearDuration_NonConsolidatedMember | － | |
| Diluted earnings per share (5-year summary) | Prior1YearDuration_NonConsolidatedMember | － | |
| Diluted earnings per share (5-year summary) | CurrentYearDuration_NonConsolidatedMember | 115.69 | |
| Equity to asset ratio (5-year summary) | Prior4YearInstant_NonConsolidatedMember | 0.939 | |
| Equity to asset ratio (5-year summary) | Prior3YearInstant_NonConsolidatedMember | 0.934 | |
| Equity to asset ratio (5-year summary) | Prior2YearInstant_NonConsolidatedMember | 0.933 | |
| Equity to asset ratio (5-year summary) | Prior1YearInstant_NonConsolidatedMember | 0.928 | |
| Equity to asset ratio (5-year summary) | CurrentYearInstant_NonConsolidatedMember | 0.933 | |
| Rate of return on equity (5-year summary) | Prior4YearDuration_NonConsolidatedMember | 0.012 | |
| Rate of return on equity (5-year summary) | Prior3YearDuration_NonConsolidatedMember | 0.029 | |
| Rate of return on equity (5-year summary) | Prior2YearDuration_NonConsolidatedMember | 0.035 | |
| Rate of return on equity (5-year summary) | Prior1YearDuration_NonConsolidatedMember | 0.036 | |
| Rate of return on equity (5-year summary) | CurrentYearDuration_NonConsolidatedMember | 0.050 | |
| Price earnings ratio (5-year summary) | Prior4YearDuration_NonConsolidatedMember | 47.7 | |
| Price earnings ratio (5-year summary) | Prior3YearDuration_NonConsolidatedMember | 25.3 | |
| Price earnings ratio (5-year summary) | Prior2YearDuration_NonConsolidatedMember | 22.5 | |
| Price earnings ratio (5-year summary) | Prior1YearDuration_NonConsolidatedMember | 33.8 | |
| Price earnings ratio (5-year summary) | CurrentYearDuration_NonConsolidatedMember | 16.6 | |
| Payout ratio (5-year summary) | Prior4YearDuration_NonConsolidatedMember | 0.628 | |
| Payout ratio (5-year summary) | Prior3YearDuration_NonConsolidatedMember | 0.326 | |
| Payout ratio (5-year summary) | Prior2YearDuration_NonConsolidatedMember | 0.348 | |
| Payout ratio (5-year summary) | Prior1YearDuration_NonConsolidatedMember | 0.367 | |
| Payout ratio (5-year summary) | CurrentYearDuration_NonConsolidatedMember | 0.344 | |
| Number of employees | Prior4YearInstant_NonConsolidatedMember | 164 | |
| Number of employees | Prior3YearInstant_NonConsolidatedMember | 161 | |
| Number of employees | Prior2YearInstant_NonConsolidatedMember | 166 | |
| Number of employees | Prior1YearInstant_NonConsolidatedMember | 168 | |
| Number of employees | CurrentYearInstant_NonConsolidatedMember | 170 | |
| Total shareholder return | Prior4YearInstant_NonConsolidatedMember | 1.159 | |
| Total shareholder return | Prior3YearInstant_NonConsolidatedMember | 1.489 | |
| Total shareholder return | Prior2YearInstant_NonConsolidatedMember | 1.700 | |
| Total shareholder return | Prior1YearInstant_NonConsolidatedMember | 2.687 | |
| Total shareholder return | CurrentYearInstant_NonConsolidatedMember | 1.941 | |
| Total return on share price index | Prior4YearInstant_NonConsolidatedMember | 0.989 | |
| Total return on share price index | Prior3YearInstant_NonConsolidatedMember | 1.199 | |
| Total return on share price index | Prior2YearInstant_NonConsolidatedMember | 1.590 | |
| Total return on share price index | Prior1YearInstant_NonConsolidatedMember | 1.376 | |
| Total return on share price index | CurrentYearInstant_NonConsolidatedMember | 1.199 | |
| Number of employees | CurrentYearInstant_jpcrp030000-asr_E01717-000PrecisionMachineryRelatedProductsMember | 249 | |
| Number of employees | CurrentYearInstant_jpcrp030000-asr_E01717-000OpticalRelatedProductsReportableSegmentsMember | 673 | |
| Number of employees | CurrentYearInstant_CorporateSharedMember | 56 | |
| Number of employees | CurrentYearInstant | 978 | |
| Number of employees | CurrentYearInstant_NonConsolidatedMember | 170 | |
| Average age years information about reporting company information about employees | CurrentYearInstant_NonConsolidatedMember | 43.5 | |
| Average length of service years information about reporting company information about employees | CurrentYearInstant_NonConsolidatedMember | 16.5 | |
| Average annual salary information about reporting company information about employees | CurrentYearInstant_NonConsolidatedMember | 6221000 | JPY |
| Number of employees | CurrentYearInstant_NonConsolidatedMember_jpcrp030000-asr_E01717-000PrecisionMachineryRelatedProductsMember | 72 | |
| Number of employees | CurrentYearInstant_NonConsolidatedMember_jpcrp030000-asr_E01717-000OpticalRelatedProductsReportableSegmentsMember | 70 | |
| Number of employees | CurrentYearInstant_NonConsolidatedMember_CorporateSharedMember | 28 |
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 |