Annual report
4100.TEDINET S100TT9P
Period2023-04-01 → 2024-03-31
Filed2024-06-27
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Amended by S100W51O (2025-06-25).
Key figures · 141
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥26.2bn | 2023-04-01 → 2024-03-31 | Cons. | Net sales |
| Revenue | ¥34.9bn | 2022-04-01 → 2023-03-31 | Cons. | Net sales |
| Revenue | ¥35.3bn | 2021-04-01 → 2022-03-31d | Cons. | Net sales (5-year summary) |
| Revenue | ¥29.0bn | 2020-04-01 → 2021-03-31d | Cons. | Net sales (5-year summary) |
| Revenue | ¥33.1bn | 2019-04-01 → 2020-03-31d | Cons. | Net sales (5-year summary) |
| Operating income | ¥117m | 2023-04-01 → 2024-03-31 | Cons. | Operating income |
| Operating income | ¥1.4bn | 2022-04-01 → 2023-03-31 | Cons. | Operating income |
| Ordinary income | ¥1.2bn | 2023-04-01 → 2024-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥3.3bn | 2022-04-01 → 2023-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥4.2bn | 2021-04-01 → 2022-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | −¥600m | 2020-04-01 → 2021-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | −¥1.3bn | 2019-04-01 → 2020-03-31d | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | −¥3.0bn | 2023-04-01 → 2024-03-31 | Cons. | Income before income taxes |
| Profit before tax | ¥4.3bn | 2022-04-01 → 2023-03-31 | Cons. | Income before income taxes |
| Net income (owners) | −¥3.6bn | 2023-04-01 → 2024-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥3.3bn | 2022-04-01 → 2023-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥3.1bn | 2021-04-01 → 2022-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | −¥4.1bn | 2020-04-01 → 2021-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | −¥5.3bn | 2019-04-01 → 2020-03-31d | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | −¥3.5bn | 2023-04-01 → 2024-03-31 | Cons. | Profit loss |
| Net income | ¥3.8bn | 2022-04-01 → 2023-03-31 | Cons. | Profit loss |
| Total assets | ¥53.7bn | at 2024-03-31 | Cons. | Assets |
| Total assets | ¥52.0bn | at 2023-03-31 | Cons. | Assets |
| Total assets | ¥51.3bn | at 2022-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥41.8bn | at 2021-03-31d | Cons. | Total assets (5-year summary) |
| Total assets | ¥43.9bn | at 2020-03-31d | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥39.2bn | at 2024-03-31 | Cons. | Liabilities |
| Total liabilities | ¥35.5bn | at 2023-03-31 | Cons. | Liabilities |
| Net assets / equity | ¥14.5bn | at 2024-03-31 | Cons. | Net assets |
| Net assets / equity | ¥16.6bn | at 2023-03-31 | Cons. | Net assets |
| Net assets / equity | ¥14.0bn | at 2022-03-31d | Cons. | Net assets |
| Net assets / equity | ¥9.4bn | at 2021-03-31d | Cons. | Net assets (5-year summary) |
| Net assets / equity | ¥12.6bn | at 2020-03-31d | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥8.2bn | at 2024-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥8.5bn | at 2023-03-31 | Cons. | Cash and deposits |
| Cash & equivalents | ¥7.9bn | at 2024-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥8.5bn | at 2023-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥7.5bn | at 2022-03-31d | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥6.5bn | at 2021-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Cash & equivalents | ¥5.5bn | at 2020-03-31d | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | −¥645m | 2023-04-01 → 2024-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥833m | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥903m | 2021-04-01 → 2022-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥612m | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥2.3bn | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | −¥1.4bn | 2023-04-01 → 2024-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥375m | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥1.1bn | 2021-04-01 → 2022-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥1.2bn | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥239m | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | ¥1.2bn | 2023-04-01 → 2024-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | ¥187m | 2022-04-01 → 2023-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | ¥913m | 2021-04-01 → 2022-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥1.4bn | 2020-04-01 → 2021-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥120m | 2019-04-01 → 2020-03-31d | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥-620 | 2023-04-01 → 2024-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥566.5 | 2022-04-01 → 2023-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥540.59 | 2021-04-01 → 2022-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-718.76 | 2020-04-01 → 2021-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-917.09 | 2019-04-01 → 2020-03-31d | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (diluted) | ¥562.48 | 2022-04-01 → 2023-03-31 | Cons. | Diluted earnings per share (5-year summary) |
| EPS (diluted) | ¥537.04 | 2021-04-01 → 2022-03-31d | Cons. | Diluted earnings per share (5-year summary) |
| Net assets per share | ¥2,399.2 | at 2024-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,744.37 | at 2023-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥2,155.82 | at 2022-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,411.6 | at 2021-03-31d | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,997.25 | at 2020-03-31d | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 25.8% | at 2024-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 30.5% | at 2023-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 24.2% | at 2022-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 19.5% | at 2021-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 26.2% | at 2020-03-31d | Cons. | Equity to asset ratio (5-year summary) |
| ROE | 23.1% | 2022-04-01 → 2023-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 30.3% | 2021-04-01 → 2022-03-31d | Cons. | Rate of return on equity (5-year summary) |
| Employees | 1,112 | at 2024-03-31 | Cons. | Number of employees |
| Employees | 846 | at 2023-03-31 | Cons. | Number of employees |
| Employees | 1,303 | at 2022-03-31d | Cons. | Number of employees |
| Employees | 1,208 | at 2021-03-31d | Cons. | Number of employees |
| Employees | 1,188 | at 2020-03-31d | Cons. | Number of employees |
| Revenue | ¥15.4bn | 2023-04-01 → 2024-03-31 | Standalone | Net sales |
| Revenue | ¥16.6bn | 2022-04-01 → 2023-03-31 | Standalone | Net sales |
| Revenue | ¥17.0bn | 2021-04-01 → 2022-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥17.3bn | 2020-04-01 → 2021-03-31d | Standalone | Net sales (5-year summary) |
| Revenue | ¥21.0bn | 2019-04-01 → 2020-03-31d | Standalone | Net sales (5-year summary) |
| Operating income | −¥1.6bn | 2023-04-01 → 2024-03-31 | Standalone | Operating income |
| Operating income | −¥168m | 2022-04-01 → 2023-03-31 | Standalone | Operating income |
| Ordinary income | −¥75m | 2023-04-01 → 2024-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥194m | 2022-04-01 → 2023-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥1.2bn | 2021-04-01 → 2022-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | −¥650m | 2020-04-01 → 2021-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | −¥1.6bn | 2019-04-01 → 2020-03-31d | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | −¥5.1bn | 2023-04-01 → 2024-03-31 | Standalone | Income before income taxes |
| Profit before tax | ¥1.5bn | 2022-04-01 → 2023-03-31 | Standalone | Income before income taxes |
| Net income | −¥5.2bn | 2023-04-01 → 2024-03-31 | Standalone | Profit loss |
| Net income | ¥1.3bn | 2022-04-01 → 2023-03-31 | Standalone | Profit loss |
| Net income | ¥1.6bn | 2021-04-01 → 2022-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | −¥3.5bn | 2020-04-01 → 2021-03-31d | Standalone | Net income loss (5-year summary) |
| Net income | −¥4.5bn | 2019-04-01 → 2020-03-31d | Standalone | Net income loss (5-year summary) |
| Total assets | ¥37.4bn | at 2024-03-31 | Standalone | Assets |
| Total assets | ¥41.4bn | at 2023-03-31 | Standalone | Assets |
| Total assets | ¥38.6bn | at 2022-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥35.3bn | at 2021-03-31d | Standalone | Total assets (5-year summary) |
| Total assets | ¥36.5bn | at 2020-03-31d | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥31.4bn | at 2024-03-31 | Standalone | Liabilities |
| Total liabilities | ¥31.0bn | at 2023-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥5.9bn | at 2024-03-31 | Standalone | Net assets |
| Net assets / equity | ¥10.4bn | at 2023-03-31 | Standalone | Net assets |
| Net assets / equity | ¥9.0bn | at 2022-03-31d | Standalone | Net assets |
| Net assets / equity | ¥7.6bn | at 2021-03-31d | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥10.5bn | at 2020-03-31d | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥2.9bn | at 2024-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥4.1bn | at 2023-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥-905.3 | 2023-04-01 → 2024-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥228.7 | 2022-04-01 → 2023-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥277.35 | 2021-04-01 → 2022-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-614.51 | 2020-04-01 → 2021-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥-788.55 | 2019-04-01 → 2020-03-31d | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (diluted) | ¥227.07 | 2022-04-01 → 2023-03-31 | Standalone | Diluted earnings per share (5-year summary) |
| EPS (diluted) | ¥275.53 | 2021-04-01 → 2022-03-31d | Standalone | Diluted earnings per share (5-year summary) |
| Net assets per share | ¥1,006.11 | at 2024-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,789.47 | at 2023-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,549.88 | at 2022-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,299.63 | at 2021-03-31d | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,813.81 | at 2020-03-31d | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 15.6% | at 2024-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 24.9% | at 2023-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 23.1% | at 2022-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 21.2% | at 2021-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 28.6% | at 2020-03-31d | Standalone | Equity to asset ratio (5-year summary) |
| ROE | 13.7% | 2022-04-01 → 2023-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 19.5% | 2021-04-01 → 2022-03-31d | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 6,099,000 | at 2024-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 6,099,000 | at 2023-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 6,099,000 | at 2022-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 6,099,000 | at 2021-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 6,099,000 | at 2020-03-31d | Standalone | Total number of issued shares (5-year summary) |
| Employees | 377 | at 2024-03-31 | Standalone | Number of employees |
| Employees | 374 | at 2023-03-31 | Standalone | Number of employees |
| Employees | 374 | at 2022-03-31d | Standalone | Number of employees |
| Employees | 348 | at 2021-03-31d | Standalone | Number of employees |
| Employees | 351 | at 2020-03-31d | Standalone | Number of employees |
Periods use the dates stated in the filing. d = earlier-year period dated by calendar; v = that date confirmed by the company's own earlier filing.
Segments · 60
| Segment | Item | Period | Value |
|---|---|---|---|
| Reconciling Itemsreconciling | capex | 2023-04-01 → 2024-03-31 | ¥287m |
| Reconciling Itemsreconciling | depreciation | 2023-04-01 → 2024-03-31 | ¥285m |
| Reconciling Itemsreconciling | revenue | 2023-04-01 → 2024-03-31 | −¥459m |
| Reconciling Itemsreconciling | revenue intersegment | 2023-04-01 → 2024-03-31 | −¥459m |
| Reconciling Itemsreconciling | segment assets | at 2024-03-31 | ¥22.8bn |
| Reconciling Itemsreconciling | segment profit | 2023-04-01 → 2024-03-31 | −¥3.3bn |
| Electronic Material Businessreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥751m |
| Electronic Material Businessreportable segment | depreciation | 2023-04-01 → 2024-03-31 | ¥330m |
| Electronic Material Businessreportable segment | employees | at 2024-03-31 | 788 pure |
| Electronic Material Businessreportable segment | revenue | 2023-04-01 → 2024-03-31 | ¥18.6bn |
| Electronic Material Businessreportable segment | revenue external | 2023-04-01 → 2024-03-31 | ¥18.1bn |
| Electronic Material Businessreportable segment | revenue intersegment | 2023-04-01 → 2024-03-31 | ¥453m |
| Electronic Material Businessreportable segment | segment assets | at 2024-03-31 | ¥22.6bn |
| Electronic Material Businessreportable segment | segment profit | 2023-04-01 → 2024-03-31 | ¥2.6bn |
| Functional Material Businessreportable segment | capex | 2023-04-01 → 2024-03-31 | ¥780m |
| Functional Material Businessreportable segment | depreciation | 2023-04-01 → 2024-03-31 | ¥187m |
| Functional Material Businessreportable segment | employees | at 2024-03-31 | 251 pure |
| Functional Material Businessreportable segment | revenue | 2023-04-01 → 2024-03-31 | ¥8.1bn |
| Functional Material Businessreportable segment | revenue external | 2023-04-01 → 2024-03-31 | ¥8.1bn |
| Functional Material Businessreportable segment | revenue intersegment | 2023-04-01 → 2024-03-31 | ¥5m |
| Functional Material Businessreportable segment | segment assets | at 2024-03-31 | ¥8.4bn |
| Functional Material Businessreportable segment | segment profit | 2023-04-01 → 2024-03-31 | ¥838m |
| —segment total | employees | at 2024-03-31 | 1039 pure |
| Total Of Reportable Segments And Otherssegment total | capex | 2023-04-01 → 2024-03-31 | ¥1.5bn |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2023-04-01 → 2024-03-31 | ¥517m |
| Total Of Reportable Segments And Otherssegment total | revenue | 2023-04-01 → 2024-03-31 | ¥26.7bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2023-04-01 → 2024-03-31 | ¥26.2bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2023-04-01 → 2024-03-31 | ¥459m |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2024-03-31 | ¥30.9bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2023-04-01 → 2024-03-31 | ¥3.4bn |
| Reconciling Itemsreconciling | capex | 2022-04-01 → 2023-03-31 | ¥718m |
| Reconciling Itemsreconciling | depreciation | 2022-04-01 → 2023-03-31 | ¥156m |
| Reconciling Itemsreconciling | revenue | 2022-04-01 → 2023-03-31 | −¥448m |
| Reconciling Itemsreconciling | revenue intersegment | 2022-04-01 → 2023-03-31 | −¥448m |
| Reconciling Itemsreconciling | segment assets | at 2023-03-31 | ¥22.3bn |
| Reconciling Itemsreconciling | segment profit | 2022-04-01 → 2023-03-31 | −¥3.0bn |
| Electronic Material Businessreportable segment | capex | 2022-04-01 → 2023-03-31 | ¥670m |
| Electronic Material Businessreportable segment | depreciation | 2022-04-01 → 2023-03-31 | ¥284m |
| Electronic Material Businessreportable segment | revenue | 2022-04-01 → 2023-03-31 | ¥20.7bn |
| Electronic Material Businessreportable segment | revenue external | 2022-04-01 → 2023-03-31 | ¥20.2bn |
| Electronic Material Businessreportable segment | revenue intersegment | 2022-04-01 → 2023-03-31 | ¥442m |
| Electronic Material Businessreportable segment | segment assets | at 2023-03-31 | ¥19.1bn |
| Electronic Material Businessreportable segment | segment profit | 2022-04-01 → 2023-03-31 | ¥2.4bn |
| Functional Material Businessreportable segment | capex | 2022-04-01 → 2023-03-31 | ¥414m |
| Functional Material Businessreportable segment | depreciation | 2022-04-01 → 2023-03-31 | ¥244m |
| Functional Material Businessreportable segment | revenue | 2022-04-01 → 2023-03-31 | ¥14.7bn |
| Functional Material Businessreportable segment | revenue external | 2022-04-01 → 2023-03-31 | ¥14.7bn |
| Functional Material Businessreportable segment | revenue intersegment | 2022-04-01 → 2023-03-31 | ¥6m |
| Functional Material Businessreportable segment | segment assets | at 2023-03-31 | ¥10.6bn |
| Functional Material Businessreportable segment | segment profit | 2022-04-01 → 2023-03-31 | ¥2.0bn |
| Total Of Reportable Segments And Otherssegment total | capex | 2022-04-01 → 2023-03-31 | ¥1.1bn |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2022-04-01 → 2023-03-31 | ¥528m |
| Total Of Reportable Segments And Otherssegment total | revenue | 2022-04-01 → 2023-03-31 | ¥35.4bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2022-04-01 → 2023-03-31 | ¥34.9bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2022-04-01 → 2023-03-31 | ¥448m |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2023-03-31 | ¥29.7bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2022-04-01 → 2023-03-31 | ¥4.4bn |
| Electronic Material Businessreportable segment | employees | at 2024-03-31 | 159 pure |
| Functional Material Businessreportable segment | employees | at 2024-03-31 | 145 pure |
| —segment total | employees | at 2024-03-31 | 304 pure |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,605
| Item | Context | Value | Unit |
|---|---|---|---|
| Net assets | Prior1YearInstant_NonConsolidatedMember_ShareholdersEquityMember | 9641000000 | JPY |
| Net assets | Prior1YearInstant_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 688000000 | JPY |
| Net assets | Prior1YearInstant_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | 688000000 | JPY |
| Net assets | Prior1YearInstant_NonConsolidatedMember_SubscriptionRightsToSharesMember | 86000000 | JPY |
| Net assets | Prior1YearInstant_NonConsolidatedMember | 10416000000 | JPY |
| Profit loss | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | -5228000000 | JPY |
| Profit loss | CurrentYearDuration_NonConsolidatedMember | -5228000000 | JPY |
| Purchase of treasury stock | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | -0 | JPY |
| Purchase of treasury stock | CurrentYearDuration_NonConsolidatedMember | -0 | JPY |
| Disposal of treasury stock | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | 10000000 | JPY |
| Disposal of treasury stock | CurrentYearDuration_NonConsolidatedMember | 10000000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 701000000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | 701000000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember_SubscriptionRightsToSharesMember | 10000000 | JPY |
| Net changes of items other than shareholders equity | CurrentYearDuration_NonConsolidatedMember | 712000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_ShareholdersEquityMember | -5219000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 701000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | 701000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember_SubscriptionRightsToSharesMember | 10000000 | JPY |
| Total changes of items during the period | CurrentYearDuration_NonConsolidatedMember | -4506000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_ShareholdersEquityMember | 4422000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_ValuationDifferenceOnAvailableForSaleSecuritiesMember | 1389000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_ValuationAndTranslationAdjustmentsMember | 1389000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember_SubscriptionRightsToSharesMember | 97000000 | JPY |
| Net assets | CurrentYearInstant_NonConsolidatedMember | 5910000000 | JPY |
| Employees salaries and allowances sgacns | Prior1YearDuration_NonConsolidatedMember | 860000000 | JPY |
| Employees salaries and allowances sgacns | CurrentYearDuration_NonConsolidatedMember | 883000000 | JPY |
| Provision for bonuses sga | Prior1YearDuration_NonConsolidatedMember | 98000000 | JPY |
| Provision for bonuses sga | CurrentYearDuration_NonConsolidatedMember | 68000000 | JPY |
| Depreciation sga | Prior1YearDuration_NonConsolidatedMember | 98000000 | JPY |
| Depreciation sga | CurrentYearDuration_NonConsolidatedMember | 72000000 | JPY |
| Research and development expenses sga | Prior1YearDuration_NonConsolidatedMember | 1156000000 | JPY |
| Research and development expenses sga | CurrentYearDuration_NonConsolidatedMember | 1362000000 | JPY |
| Sales fare sga | Prior1YearDuration_NonConsolidatedMember | 542000000 | JPY |
| Sales fare sga | CurrentYearDuration_NonConsolidatedMember | 304000000 | 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)関東財務局長 | |
| Filing date cover page | FilingDateInstant | 2024-06-27 | |
| Fiscal year cover page | FilingDateInstant | Original text (Japanese)第91期（自 2023年４月１日 至 2024年３月31日） | |
| Company name cover page | FilingDateInstant | Original text (Japanese)戸田工業株式会社 | |
| Company name in english cover page | FilingDateInstant | TODA KOGYO CORP. | |
| Title and name of representative cover page | FilingDateInstant | Original text (Japanese)代表取締役 久保 恒晃 | |
| Address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)広島市南区京橋町１番23号 大樹生命広島駅前ビル | |
| Telephone number address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)（082）577－0055（代表） | |
| Name of contact person address of registered headquarter cover page | FilingDateInstant | Original text (Japanese)経営企画室長 友川 淳 | |
| Nearest place of contact cover page | FilingDateInstant | Original text (Japanese)広島市南区京橋町１番23号 大樹生命広島駅前ビル | |
| Telephone number nearest place of contact cover page | FilingDateInstant | Original text (Japanese)（082）577－0055（代表） | |
| Name of contact person nearest place of contact cover page | FilingDateInstant | Original text (Japanese)経営企画室長 友川 淳 | |
| Place for public inspection cover page (text) | FilingDateInstant | Text · Plus |
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 |