Annual report
5351.TEDINET S100YFV6
Period2025-04-01 → 2026-03-31
Filed2026-06-22
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
| Metric | Value | Period | Scope | Source row |
|---|---|---|---|---|
| Revenue | ¥177.7bn | 2025-04-01 → 2026-03-31 | Cons. | Net sales |
| Revenue | ¥144.1bn | 2024-04-01 → 2025-03-31 | Cons. | Net sales |
| Revenue | ¥144.2bn | 2023-04-01 → 2024-03-31v | Cons. | Net sales (5-year summary) |
| Revenue | ¥125.0bn | 2022-04-01 → 2023-03-31v | Cons. | Net sales (5-year summary) |
| Revenue | ¥110.8bn | 2021-04-01 → 2022-03-31v | Cons. | Net sales (5-year summary) |
| Operating income | ¥13.6bn | 2025-04-01 → 2026-03-31 | Cons. | Operating income |
| Operating income | ¥13.3bn | 2024-04-01 → 2025-03-31 | Cons. | Operating income |
| Ordinary income | ¥16.0bn | 2025-04-01 → 2026-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥13.7bn | 2024-04-01 → 2025-03-31 | Cons. | Ordinary income |
| Ordinary income | ¥14.9bn | 2023-04-01 → 2024-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥11.5bn | 2022-04-01 → 2023-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Ordinary income | ¥10.7bn | 2021-04-01 → 2022-03-31v | Cons. | Ordinary income loss (5-year summary) |
| Profit before tax | ¥43.4bn | 2025-04-01 → 2026-03-31 | Cons. | Income before income taxes |
| Profit before tax | ¥14.8bn | 2024-04-01 → 2025-03-31 | Cons. | Income before income taxes |
| Net income (owners) | ¥26.1bn | 2025-04-01 → 2026-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥9.8bn | 2024-04-01 → 2025-03-31 | Cons. | Profit loss attributable to owners of parent |
| Net income (owners) | ¥15.3bn | 2023-04-01 → 2024-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥8.3bn | 2022-04-01 → 2023-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income (owners) | ¥5.3bn | 2021-04-01 → 2022-03-31v | Cons. | Profit loss attributable to owners of parent (5-year summary) |
| Net income | ¥26.2bn | 2025-04-01 → 2026-03-31 | Cons. | Profit loss |
| Net income | ¥10.1bn | 2024-04-01 → 2025-03-31 | Cons. | Profit loss |
| Total assets | ¥231.8bn | at 2026-03-31 | Cons. | Assets |
| Total assets | ¥195.2bn | at 2025-03-31 | Cons. | Assets |
| Total assets | ¥155.1bn | at 2024-03-31v | Cons. | Total assets (5-year summary) |
| Total assets | ¥143.9bn | at 2023-03-31v | Cons. | Total assets (5-year summary) |
| Total assets | ¥119.7bn | at 2022-03-31v | Cons. | Total assets (5-year summary) |
| Total liabilities | ¥115.9bn | at 2026-03-31 | Cons. | Liabilities |
| Total liabilities | ¥101.4bn | at 2025-03-31 | Cons. | Liabilities |
| Net assets / equity | ¥115.9bn | at 2026-03-31 | Cons. | Net assets |
| Net assets / equity | ¥93.8bn | at 2025-03-31 | Cons. | Net assets |
| Net assets / equity | ¥87.0bn | at 2024-03-31v | Cons. | Net assets |
| Net assets / equity | ¥71.4bn | at 2023-03-31v | Cons. | Net assets (5-year summary) |
| Net assets / equity | ¥63.2bn | at 2022-03-31v | Cons. | Net assets (5-year summary) |
| Cash and deposits | ¥21.4bn | at 2026-03-31 | Cons. | Cash and deposits |
| Cash and deposits | ¥23.0bn | at 2025-03-31 | Cons. | Cash and deposits |
| Cash & equivalents | ¥26.2bn | at 2026-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥26.6bn | at 2025-03-31 | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥21.3bn | at 2024-03-31v | Cons. | Cash and cash equivalents |
| Cash & equivalents | ¥18.2bn | at 2023-03-31v | Cons. | Cash and cash equivalents (5-year summary) |
| Cash & equivalents | ¥16.8bn | at 2022-03-31v | Cons. | Cash and cash equivalents (5-year summary) |
| Operating cash flow | ¥13.9bn | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥13.1bn | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in operating activities |
| Operating cash flow | ¥11.8bn | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥10.3bn | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Operating cash flow | ¥9.5bn | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in operating activities (5-year summary) |
| Investing cash flow | ¥10.8bn | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | −¥29.8bn | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in investment activities |
| Investing cash flow | ¥2.6bn | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥15.9bn | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Investing cash flow | −¥5.2bn | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in investing activities (5-year summary) |
| Financing cash flow | −¥26.1bn | 2025-04-01 → 2026-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | ¥22.0bn | 2024-04-01 → 2025-03-31 | Cons. | Net cash provided by used in financing activities |
| Financing cash flow | −¥11.5bn | 2023-04-01 → 2024-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | ¥6.8bn | 2022-04-01 → 2023-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| Financing cash flow | −¥3.3bn | 2021-04-01 → 2022-03-31v | Cons. | Net cash provided by used in financing activities (5-year summary) |
| EPS (basic) | ¥571.45 | 2025-04-01 → 2026-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥214.48 | 2024-04-01 → 2025-03-31 | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥328.46 | 2023-04-01 → 2024-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥177.6 | 2022-04-01 → 2023-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥113.56 | 2021-04-01 → 2022-03-31v | Cons. | Basic earnings loss per share (5-year summary) |
| Net assets per share | ¥2,343.45 | at 2026-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,951.55 | at 2025-03-31 | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,830.98 | at 2024-03-31v | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,455.94 | at 2023-03-31v | Cons. | Net assets per share (5-year summary) |
| Net assets per share | ¥1,286.92 | at 2022-03-31v | Cons. | Net assets per share (5-year summary) |
| Equity ratio | 46.1% | at 2026-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 45.6% | at 2025-03-31 | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 53.8% | at 2024-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 47.3% | at 2023-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| Equity ratio | 50.3% | at 2022-03-31v | Cons. | Equity to asset ratio (5-year summary) |
| ROE | 26.6% | 2025-04-01 → 2026-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 11.3% | 2024-04-01 → 2025-03-31 | Cons. | Rate of return on equity (5-year summary) |
| ROE | 20.2% | 2023-04-01 → 2024-03-31v | Cons. | Rate of return on equity (5-year summary) |
| ROE | 13.0% | 2022-04-01 → 2023-03-31v | Cons. | Rate of return on equity (5-year summary) |
| ROE | 8.8% | 2021-04-01 → 2022-03-31v | Cons. | Rate of return on equity (5-year summary) |
| Employees | 9,089 | at 2026-03-31 | Cons. | Number of employees |
| Employees | 3,732 | at 2025-03-31 | Cons. | Number of employees |
| Employees | 3,373 | at 2024-03-31v | Cons. | Number of employees |
| Employees | 3,340 | at 2023-03-31v | Cons. | Number of employees |
| Employees | 2,817 | at 2022-03-31v | Cons. | Number of employees |
| Revenue | ¥87.0bn | 2025-04-01 → 2026-03-31 | Standalone | Net sales |
| Revenue | ¥85.4bn | 2024-04-01 → 2025-03-31 | Standalone | Net sales |
| Revenue | ¥87.9bn | 2023-04-01 → 2024-03-31v | Standalone | Net sales (5-year summary) |
| Revenue | ¥84.2bn | 2022-04-01 → 2023-03-31v | Standalone | Net sales (5-year summary) |
| Revenue | ¥76.1bn | 2021-04-01 → 2022-03-31v | Standalone | Net sales (5-year summary) |
| Operating income | ¥7.0bn | 2025-04-01 → 2026-03-31 | Standalone | Operating income |
| Operating income | ¥7.4bn | 2024-04-01 → 2025-03-31 | Standalone | Operating income |
| Ordinary income | ¥10.1bn | 2025-04-01 → 2026-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥8.7bn | 2024-04-01 → 2025-03-31 | Standalone | Ordinary income |
| Ordinary income | ¥8.4bn | 2023-04-01 → 2024-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥7.3bn | 2022-04-01 → 2023-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Ordinary income | ¥6.1bn | 2021-04-01 → 2022-03-31v | Standalone | Ordinary income loss (5-year summary) |
| Profit before tax | ¥43.4bn | 2025-04-01 → 2026-03-31 | Standalone | Income before income taxes |
| Profit before tax | ¥10.0bn | 2024-04-01 → 2025-03-31 | Standalone | Income before income taxes |
| Net income | ¥31.3bn | 2025-04-01 → 2026-03-31 | Standalone | Profit loss |
| Net income | ¥7.5bn | 2024-04-01 → 2025-03-31 | Standalone | Profit loss |
| Net income | ¥11.3bn | 2023-04-01 → 2024-03-31v | Standalone | Net income loss (5-year summary) |
| Net income | ¥6.9bn | 2022-04-01 → 2023-03-31v | Standalone | Net income loss (5-year summary) |
| Net income | ¥3.9bn | 2021-04-01 → 2022-03-31v | Standalone | Net income loss (5-year summary) |
| Total assets | ¥167.6bn | at 2026-03-31 | Standalone | Assets |
| Total assets | ¥140.9bn | at 2025-03-31 | Standalone | Assets |
| Total assets | ¥115.0bn | at 2024-03-31v | Standalone | Total assets (5-year summary) |
| Total assets | ¥111.1bn | at 2023-03-31v | Standalone | Total assets (5-year summary) |
| Total assets | ¥96.1bn | at 2022-03-31v | Standalone | Total assets (5-year summary) |
| Total liabilities | ¥68.7bn | at 2026-03-31 | Standalone | Liabilities |
| Total liabilities | ¥71.9bn | at 2025-03-31 | Standalone | Liabilities |
| Net assets / equity | ¥98.9bn | at 2026-03-31 | Standalone | Net assets |
| Net assets / equity | ¥69.0bn | at 2025-03-31 | Standalone | Net assets |
| Net assets / equity | ¥65.3bn | at 2024-03-31v | Standalone | Net assets |
| Net assets / equity | ¥56.8bn | at 2023-03-31v | Standalone | Net assets (5-year summary) |
| Net assets / equity | ¥51.0bn | at 2022-03-31v | Standalone | Net assets (5-year summary) |
| Cash and deposits | ¥6.4bn | at 2026-03-31 | Standalone | Cash and deposits |
| Cash and deposits | ¥5.6bn | at 2025-03-31 | Standalone | Cash and deposits |
| EPS (basic) | ¥686.56 | 2025-04-01 → 2026-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥164.38 | 2024-04-01 → 2025-03-31 | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥242.92 | 2023-04-01 → 2024-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥147.73 | 2022-04-01 → 2023-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| EPS (basic) | ¥82.58 | 2021-04-01 → 2022-03-31v | Standalone | Basic earnings loss per share (5-year summary) |
| Dividend per share | ¥90 | 2025-04-01 → 2026-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥90 | 2024-04-01 → 2025-03-31 | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥196 | 2023-04-01 → 2024-03-31v | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥200 | 2022-04-01 → 2023-03-31v | Standalone | Dividend paid per share (5-year summary) |
| Dividend per share | ¥190 | 2021-04-01 → 2022-03-31v | Standalone | Dividend paid per share (5-year summary) |
| Net assets per share | ¥2,166.61 | at 2026-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,513.11 | at 2025-03-31 | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,433.49 | at 2024-03-31v | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,215.13 | at 2023-03-31v | Standalone | Net assets per share (5-year summary) |
| Net assets per share | ¥1,090.2 | at 2022-03-31v | Standalone | Net assets per share (5-year summary) |
| Equity ratio | 59.0% | at 2026-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 49.0% | at 2025-03-31 | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 56.8% | at 2024-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 51.2% | at 2023-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| Equity ratio | 53.1% | at 2022-03-31v | Standalone | Equity to asset ratio (5-year summary) |
| ROE | 37.3% | 2025-04-01 → 2026-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 11.2% | 2024-04-01 → 2025-03-31 | Standalone | Rate of return on equity (5-year summary) |
| ROE | 18.5% | 2023-04-01 → 2024-03-31v | Standalone | Rate of return on equity (5-year summary) |
| ROE | 12.8% | 2022-04-01 → 2023-03-31v | Standalone | Rate of return on equity (5-year summary) |
| ROE | 7.7% | 2021-04-01 → 2022-03-31v | Standalone | Rate of return on equity (5-year summary) |
| Shares issued | 47,146,000 | at 2026-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 47,146,000 | at 2025-03-31 | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 47,146,000 | at 2024-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 9,429,000 | at 2023-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Shares issued | 9,429,000 | at 2022-03-31v | Standalone | Total number of issued shares (5-year summary) |
| Employees | 1,301 | at 2026-03-31 | Standalone | Number of employees |
| Employees | 1,224 | at 2025-03-31 | Standalone | Number of employees |
| Employees | 1,201 | at 2024-03-31v | Standalone | Number of employees |
| Employees | 1,221 | at 2023-03-31v | Standalone | Number of employees |
| Employees | 1,159 | at 2022-03-31v | 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 · 119
| Segment | Item | Period | Value |
|---|---|---|---|
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | capex | 2025-04-01 → 2026-03-31 | ¥62m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | depreciation | 2025-04-01 → 2026-03-31 | ¥98m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue | 2025-04-01 → 2026-03-31 | ¥753m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue external | 2025-04-01 → 2026-03-31 | ¥750m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥3m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment assets | at 2026-03-31 | ¥530m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment profit | 2025-04-01 → 2026-03-31 | −¥39m |
| Reconciling Itemsreconciling | capex | 2025-04-01 → 2026-03-31 | ¥539m |
| Reconciling Itemsreconciling | depreciation | 2025-04-01 → 2026-03-31 | ¥74m |
| Reconciling Itemsreconciling | revenue | 2025-04-01 → 2026-03-31 | −¥1.6bn |
| Reconciling Itemsreconciling | revenue intersegment | 2025-04-01 → 2026-03-31 | −¥1.6bn |
| Reconciling Itemsreconciling | segment assets | at 2026-03-31 | ¥6.0bn |
| Reconciling Itemsreconciling | segment profit | 2025-04-01 → 2026-03-31 | −¥5m |
| Advanced Device And Materialreportable segment | capex | 2025-04-01 → 2026-03-31 | ¥1.9bn |
| Advanced Device And Materialreportable segment | depreciation | 2025-04-01 → 2026-03-31 | ¥123m |
| Advanced Device And Materialreportable segment | employees | at 2026-03-31 | 186 pure |
| Advanced Device And Materialreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥4.1bn |
| Advanced Device And Materialreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥4.1bn |
| Advanced Device And Materialreportable segment | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥3m |
| Advanced Device And Materialreportable segment | segment assets | at 2026-03-31 | ¥4.6bn |
| Advanced Device And Materialreportable segment | segment profit | 2025-04-01 → 2026-03-31 | −¥115m |
| Engineeringreportable segment | capex | 2025-04-01 → 2026-03-31 | ¥639m |
| Engineeringreportable segment | depreciation | 2025-04-01 → 2026-03-31 | ¥1.1bn |
| Engineeringreportable segment | employees | at 2026-03-31 | 5950 pure |
| Engineeringreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥45.9bn |
| Engineeringreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥45.7bn |
| Engineeringreportable segment | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥187m |
| Engineeringreportable segment | segment assets | at 2026-03-31 | ¥41.0bn |
| Engineeringreportable segment | segment profit | 2025-04-01 → 2026-03-31 | ¥2.7bn |
| Insulationsreportable segment | capex | 2025-04-01 → 2026-03-31 | ¥972m |
| Insulationsreportable segment | depreciation | 2025-04-01 → 2026-03-31 | ¥813m |
| Insulationsreportable segment | employees | at 2026-03-31 | 684 pure |
| Insulationsreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥17.7bn |
| Insulationsreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥16.4bn |
| Insulationsreportable segment | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥1.3bn |
| Insulationsreportable segment | segment assets | at 2026-03-31 | ¥29.3bn |
| Insulationsreportable segment | segment profit | 2025-04-01 → 2026-03-31 | ¥2.5bn |
| Refractoriesreportable segment | capex | 2025-04-01 → 2026-03-31 | ¥5.9bn |
| Refractoriesreportable segment | depreciation | 2025-04-01 → 2026-03-31 | ¥5.0bn |
| Refractoriesreportable segment | employees | at 2026-03-31 | 2166 pure |
| Refractoriesreportable segment | revenue | 2025-04-01 → 2026-03-31 | ¥110.9bn |
| Refractoriesreportable segment | revenue external | 2025-04-01 → 2026-03-31 | ¥110.8bn |
| Refractoriesreportable segment | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥97m |
| Refractoriesreportable segment | segment assets | at 2026-03-31 | ¥150.4bn |
| Refractoriesreportable segment | segment profit | 2025-04-01 → 2026-03-31 | ¥8.6bn |
| —segment total | capex | 2025-04-01 → 2026-03-31 | ¥9.4bn |
| —segment total | depreciation | 2025-04-01 → 2026-03-31 | ¥7.0bn |
| —segment total | employees | at 2026-03-31 | 8986 pure |
| —segment total | revenue | 2025-04-01 → 2026-03-31 | ¥178.6bn |
| —segment total | revenue external | 2025-04-01 → 2026-03-31 | ¥177.0bn |
| —segment total | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥1.6bn |
| —segment total | segment assets | at 2026-03-31 | ¥225.3bn |
| —segment total | segment profit | 2025-04-01 → 2026-03-31 | ¥13.7bn |
| Total Of Reportable Segments And Otherssegment total | capex | 2025-04-01 → 2026-03-31 | ¥9.5bn |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2025-04-01 → 2026-03-31 | ¥7.1bn |
| Total Of Reportable Segments And Otherssegment total | revenue | 2025-04-01 → 2026-03-31 | ¥179.3bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2025-04-01 → 2026-03-31 | ¥177.7bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2025-04-01 → 2026-03-31 | ¥1.6bn |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2026-03-31 | ¥225.8bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2025-04-01 → 2026-03-31 | ¥13.6bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | capex | 2024-04-01 → 2025-03-31 | ¥76m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | depreciation | 2024-04-01 → 2025-03-31 | ¥122m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue | 2024-04-01 → 2025-03-31 | ¥904m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue external | 2024-04-01 → 2025-03-31 | ¥901m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥3m |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment assets | at 2025-03-31 | ¥3.4bn |
| Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segments | segment profit | 2024-04-01 → 2025-03-31 | ¥548m |
| Reconciling Itemsreconciling | capex | 2024-04-01 → 2025-03-31 | ¥459m |
| Reconciling Itemsreconciling | depreciation | 2024-04-01 → 2025-03-31 | ¥54m |
| Reconciling Itemsreconciling | revenue | 2024-04-01 → 2025-03-31 | −¥1.5bn |
| Reconciling Itemsreconciling | revenue intersegment | 2024-04-01 → 2025-03-31 | −¥1.5bn |
| Reconciling Itemsreconciling | segment assets | at 2025-03-31 | ¥5.8bn |
| Reconciling Itemsreconciling | segment profit | 2024-04-01 → 2025-03-31 | −¥17m |
| Advanced Device And Materialreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥175m |
| Advanced Device And Materialreportable segment | depreciation | 2024-04-01 → 2025-03-31 | ¥128m |
| Advanced Device And Materialreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥4.3bn |
| Advanced Device And Materialreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥4.2bn |
| Advanced Device And Materialreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥121m |
| Advanced Device And Materialreportable segment | segment assets | at 2025-03-31 | ¥3.5bn |
| Advanced Device And Materialreportable segment | segment profit | 2024-04-01 → 2025-03-31 | ¥170m |
| Engineeringreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥173m |
| Engineeringreportable segment | depreciation | 2024-04-01 → 2025-03-31 | ¥176m |
| Engineeringreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥25.7bn |
| Engineeringreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥25.5bn |
| Engineeringreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥220m |
| Engineeringreportable segment | segment assets | at 2025-03-31 | ¥11.7bn |
| Engineeringreportable segment | segment profit | 2024-04-01 → 2025-03-31 | ¥1.6bn |
| Insulationsreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥988m |
| Insulationsreportable segment | depreciation | 2024-04-01 → 2025-03-31 | ¥767m |
| Insulationsreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥18.8bn |
| Insulationsreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥17.7bn |
| Insulationsreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥1.1bn |
| Insulationsreportable segment | segment assets | at 2025-03-31 | ¥29.5bn |
| Insulationsreportable segment | segment profit | 2024-04-01 → 2025-03-31 | ¥3.3bn |
| Refractoriesreportable segment | capex | 2024-04-01 → 2025-03-31 | ¥4.6bn |
| Refractoriesreportable segment | depreciation | 2024-04-01 → 2025-03-31 | ¥3.0bn |
| Refractoriesreportable segment | revenue | 2024-04-01 → 2025-03-31 | ¥95.9bn |
| Refractoriesreportable segment | revenue external | 2024-04-01 → 2025-03-31 | ¥95.8bn |
| Refractoriesreportable segment | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥96m |
| Refractoriesreportable segment | segment assets | at 2025-03-31 | ¥141.3bn |
| Refractoriesreportable segment | segment profit | 2024-04-01 → 2025-03-31 | ¥7.7bn |
| —segment total | capex | 2024-04-01 → 2025-03-31 | ¥5.9bn |
| —segment total | depreciation | 2024-04-01 → 2025-03-31 | ¥4.1bn |
| —segment total | revenue | 2024-04-01 → 2025-03-31 | ¥144.7bn |
| —segment total | revenue external | 2024-04-01 → 2025-03-31 | ¥143.2bn |
| —segment total | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥1.5bn |
| —segment total | segment assets | at 2025-03-31 | ¥186.0bn |
| —segment total | segment profit | 2024-04-01 → 2025-03-31 | ¥12.7bn |
| Total Of Reportable Segments And Otherssegment total | capex | 2024-04-01 → 2025-03-31 | ¥6.0bn |
| Total Of Reportable Segments And Otherssegment total | depreciation | 2024-04-01 → 2025-03-31 | ¥4.2bn |
| Total Of Reportable Segments And Otherssegment total | revenue | 2024-04-01 → 2025-03-31 | ¥145.6bn |
| Total Of Reportable Segments And Otherssegment total | revenue external | 2024-04-01 → 2025-03-31 | ¥144.1bn |
| Total Of Reportable Segments And Otherssegment total | revenue intersegment | 2024-04-01 → 2025-03-31 | ¥1.5bn |
| Total Of Reportable Segments And Otherssegment total | segment assets | at 2025-03-31 | ¥189.4bn |
| Total Of Reportable Segments And Otherssegment total | segment profit | 2024-04-01 → 2025-03-31 | ¥13.3bn |
| Advanced Device And Materialreportable segment | employees | at 2026-03-31 | 78 pure |
| Engineeringreportable segment | employees | at 2026-03-31 | 268 pure |
| Refractoriesreportable segment | employees | at 2026-03-31 | 852 pure |
| —segment total | employees | at 2026-03-31 | 1198 pure |
Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.
All source rows · 1,958
| Item | Context | Value | Unit |
|---|---|---|---|
| Name major shareholders | CurrentYearInstant_No6MajorShareholdersMember | Original text (Japanese)株式会社日本カストディ銀行 | |
| Address major shareholders | CurrentYearInstant_No6MajorShareholdersMember | Original text (Japanese)東京都中央区晴海一丁目８番12号 | |
| Name major shareholders | CurrentYearInstant_No7MajorShareholdersMember | Original text (Japanese)株式会社みずほ銀行 | |
| Address major shareholders | CurrentYearInstant_No7MajorShareholdersMember | Original text (Japanese)東京都千代田区大手町一丁目５番５号 | |
| Name major shareholders | CurrentYearInstant_No8MajorShareholdersMember | Original text (Japanese)品川リフラ社員持株会 | |
| Address major shareholders | CurrentYearInstant_No8MajorShareholdersMember | Original text (Japanese)東京都千代田区丸の内一丁目７番12号 | |
| Name major shareholders | CurrentYearInstant_No9MajorShareholdersMember | Original text (Japanese)日本生命保険相互会社 | |
| Address major shareholders | CurrentYearInstant_No9MajorShareholdersMember | Original text (Japanese)東京都千代田区丸の内一丁目６番６号 | |
| Name major shareholders | CurrentYearInstant_No10MajorShareholdersMember | Original text (Japanese)三菱地所株式会社 | |
| Address major shareholders | CurrentYearInstant_No10MajorShareholdersMember | Original text (Japanese)東京都千代田区大手町一丁目１番１号 | |
| Issued shares voting rights (text) | FilingDateInstant | Text · Plus | |
| Description issued shares voting rights | CurrentYearInstant_SharesWithNoVotingRightsMember | － | |
| Description issued shares voting rights | CurrentYearInstant_SharesWithRestrictedVotingRightsTreasurySharesEtcMember | － | |
| Description issued shares voting rights | CurrentYearInstant_SharesWithRestrictedVotingRightsOtherMember | － | |
| Description issued shares voting rights | CurrentYearInstant_SharesWithFullVotingRightsTreasurySharesEtcMember | － | |
| Description issued shares voting rights | CurrentYearInstant_SharesWithFullVotingRightsOtherMember | － | |
| Description issued shares voting rights | CurrentYearInstant_SharesLessThanOneUnitMember | － | |
| Treasury shares etc (text) | FilingDateInstant | Text · Plus | |
| Name of shareholder treasury shares etc | CurrentYearInstant_Row1Member | Original text (Japanese)品川リフラ株式会社 | |
| Address of shareholder treasury shares etc | CurrentYearInstant_Row1Member | Original text (Japanese)東京都千代田区丸の内一丁目７番12号 | |
| Classes of shares etc (text) | FilingDateInstant | Text · Plus | |
| Acquisitions by resolution of shareholders meeting (text) | FilingDateInstant | Text · Plus | |
| Acquisitions by resolution of board of directors meeting (text) | FilingDateInstant | Text · Plus | |
| Acquisitions not based on resolution of shareholders meeting or board of directors meeting (text) | FilingDateInstant | Text · Plus | |
| Disposals or holding of acquired treasury shares (text) | FilingDateInstant | Text · Plus | |
| Dividend policy (text) | FilingDateInstant | Text · Plus | |
| Date of resolution dividends of surplus | FilingDateInstant_Row1Member | 2025-11-11 | |
| Resolution dividends of surplus | FilingDateInstant_Row1Member | Original text (Japanese)取締役会決議 | |
| Date of resolution dividends of surplus | FilingDateInstant_Row2Member | 2026-06-25 | |
| Resolution dividends of surplus | FilingDateInstant_Row2Member | Original text (Japanese)定時株主総会決議 | |
| Overview of corporate governance (text) | FilingDateInstant | Text · Plus | |
| Corporate governance company with audit and supervisory committee (text) | FilingDateInstant | Text · Plus | |
| Basic policy regarding control of company (text) | FilingDateInstant | Text · Plus | |
| Information about officers (text) | FilingDateInstant | Text · Plus | |
| Official title or position information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000FujiwaraHiroyukiMember | Original text (Japanese)代表取締役社長 | |
| Name information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000FujiwaraHiroyukiMember | Original text (Japanese)藤原 弘之 | |
| Date of birth information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000FujiwaraHiroyukiMember | 1960-09-13 | |
| Career summary information about directors and corporate auditors (text) | FilingDateInstant_jpcrp030000-asr_E01146-000FujiwaraHiroyukiMember | Text · Plus | |
| Term of office information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000FujiwaraHiroyukiMember | Original text (Japanese)(注)２ | |
| Official title or position information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000OgataMasanoriMember | Original text (Japanese)代表取締役専務執行役員情報システム部、設備技術部、技術部統括、耐火物事業本部長、当社グループ耐火物セクター長 | |
| Name information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000OgataMasanoriMember | Original text (Japanese)小形 昌徳 | |
| Date of birth information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000OgataMasanoriMember | 1962-09-18 | |
| Career summary information about directors and corporate auditors (text) | FilingDateInstant_jpcrp030000-asr_E01146-000OgataMasanoriMember | Text · Plus | |
| Term of office information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000OgataMasanoriMember | Original text (Japanese)(注)２ | |
| Official title or position information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000MikiHeikiMember | Original text (Japanese)代表取締役常務執行役員海外事業総括部統括、耐火物事業本部副本部長、当社グループ耐火物セクター副セクター長 | |
| Name information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000MikiHeikiMember | Original text (Japanese)三木 平基 | |
| Date of birth information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000MikiHeikiMember | 1960-11-23 | |
| Career summary information about directors and corporate auditors (text) | FilingDateInstant_jpcrp030000-asr_E01146-000MikiHeikiMember | Text · Plus | |
| Term of office information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000MikiHeikiMember | Original text (Japanese)(注)２ | |
| Official title or position information about directors and corporate auditors | FilingDateInstant_jpcrp030000-asr_E01146-000FukuzakiYoshioMember | Original text (Japanese)代表取締役常務執行役員品質保証部、安全衛生部統括、先端機材事業本部長、第２営業部を支援、当社グループ先端機材セクター長 |
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 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 |