Annual report

Period2025-04-01 → 2026-03-31
Filed2026-06-23
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
MetricValuePeriodScopeSource row
Revenue¥27.2bn2025-04-01 → 2026-03-31Cons.Net sales
Revenue¥27.1bn2024-04-01 → 2025-03-31Cons.Net sales
Revenue¥26.2bn2023-04-01 → 2024-03-31vCons.Net sales (5-year summary)
Revenue¥26.7bn2022-04-01 → 2023-03-31vCons.Net sales (5-year summary)
Revenue¥24.2bn2021-04-01 → 2022-03-31vCons.Net sales (5-year summary)
Operating income¥513m2025-04-01 → 2026-03-31Cons.Operating income
Operating income¥464m2024-04-01 → 2025-03-31Cons.Operating income
Ordinary income¥629m2025-04-01 → 2026-03-31Cons.Ordinary income
Ordinary income¥587m2024-04-01 → 2025-03-31Cons.Ordinary income
Ordinary income¥503m2023-04-01 → 2024-03-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥472m2022-04-01 → 2023-03-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥319m2021-04-01 → 2022-03-31vCons.Ordinary income loss (5-year summary)
Profit before tax¥1.1bn2025-04-01 → 2026-03-31Cons.Income before income taxes
Profit before tax¥941m2024-04-01 → 2025-03-31Cons.Income before income taxes
Net income (owners)¥752m2025-04-01 → 2026-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥629m2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥347m2023-04-01 → 2024-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥304m2022-04-01 → 2023-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥63m2021-04-01 → 2022-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income¥752m2025-04-01 → 2026-03-31Cons.Profit loss
Net income¥629m2024-04-01 → 2025-03-31Cons.Profit loss
Total assets¥15.4bnat 2026-03-31Cons.Assets
Total assets¥16.2bnat 2025-03-31Cons.Assets
Total assets¥17.9bnat 2024-03-31vCons.Total assets (5-year summary)
Total assets¥16.4bnat 2023-03-31vCons.Total assets (5-year summary)
Total assets¥15.7bnat 2022-03-31vCons.Total assets (5-year summary)
Total liabilities¥6.2bnat 2026-03-31Cons.Liabilities
Total liabilities¥7.5bnat 2025-03-31Cons.Liabilities
Net assets / equity¥9.2bnat 2026-03-31Cons.Net assets
Net assets / equity¥8.7bnat 2025-03-31Cons.Net assets
Net assets / equity¥10.2bnat 2024-03-31vCons.Net assets
Net assets / equity¥9.3bnat 2023-03-31vCons.Net assets (5-year summary)
Net assets / equity¥9.0bnat 2022-03-31vCons.Net assets (5-year summary)
Cash and deposits¥2.5bnat 2026-03-31Cons.Cash and deposits
Cash and deposits¥1.5bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥2.5bnat 2026-03-31Cons.Cash and cash equivalents
Cash & equivalents¥1.4bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥2.4bnat 2024-03-31vCons.Cash and cash equivalents
Cash & equivalents¥1.6bnat 2023-03-31vCons.Cash and cash equivalents (5-year summary)
Cash & equivalents¥1.1bnat 2022-03-31vCons.Cash and cash equivalents (5-year summary)
Operating cash flow¥1.1bn2025-04-01 → 2026-03-31Cons.Net cash provided by used in operating activities
Operating cash flow−¥666m2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥1.2bn2023-04-01 → 2024-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥608m2022-04-01 → 2023-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow−¥502m2021-04-01 → 2022-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Investing cash flow¥797m2025-04-01 → 2026-03-31Cons.Net cash provided by used in investment activities
Investing cash flow¥847m2024-04-01 → 2025-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥207m2023-04-01 → 2024-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥152m2022-04-01 → 2023-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow¥131m2021-04-01 → 2022-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Financing cash flow−¥885m2025-04-01 → 2026-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥1.2bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥147m2023-04-01 → 2024-03-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥82m2022-04-01 → 2023-03-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥144m2021-04-01 → 2022-03-31vCons.Net cash provided by used in financing activities (5-year summary)
EPS (basic)¥836.792025-04-01 → 2026-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥497.662024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥259.882023-04-01 → 2024-03-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥227.632022-04-01 → 2023-03-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥46.852021-04-01 → 2022-03-31vCons.Basic earnings loss per share (5-year summary)
Net assets per share¥10,214.08at 2026-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥9,479.12at 2025-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥7,616.53at 2024-03-31vCons.Net assets per share (5-year summary)
Net assets per share¥6,978.82at 2023-03-31vCons.Net assets per share (5-year summary)
Net assets per share¥6,743.5at 2022-03-31vCons.Net assets per share (5-year summary)
Equity ratio59.6%at 2026-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio53.9%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio56.9%at 2024-03-31vCons.Equity to asset ratio (5-year summary)
Equity ratio56.8%at 2023-03-31vCons.Equity to asset ratio (5-year summary)
Equity ratio57.4%at 2022-03-31vCons.Equity to asset ratio (5-year summary)
ROE8.4%2025-04-01 → 2026-03-31Cons.Rate of return on equity (5-year summary)
ROE6.7%2024-04-01 → 2025-03-31Cons.Rate of return on equity (5-year summary)
ROE3.6%2023-04-01 → 2024-03-31vCons.Rate of return on equity (5-year summary)
ROE3.3%2022-04-01 → 2023-03-31vCons.Rate of return on equity (5-year summary)
ROE0.7%2021-04-01 → 2022-03-31vCons.Rate of return on equity (5-year summary)
Employees135at 2026-03-31Cons.Number of employees
Employees138at 2025-03-31Cons.Number of employees
Employees135at 2024-03-31vCons.Number of employees
Employees169at 2023-03-31vCons.Number of employees
Employees169at 2022-03-31vCons.Number of employees
Revenue¥24.5bn2025-04-01 → 2026-03-31StandaloneNet sales
Revenue¥25.1bn2024-04-01 → 2025-03-31StandaloneNet sales
Revenue¥24.3bn2023-04-01 → 2024-03-31vStandaloneNet sales (5-year summary)
Revenue¥25.0bn2022-04-01 → 2023-03-31vStandaloneNet sales (5-year summary)
Revenue¥22.8bn2021-04-01 → 2022-03-31vStandaloneNet sales (5-year summary)
Operating income¥424m2025-04-01 → 2026-03-31StandaloneOperating income
Operating income¥433m2024-04-01 → 2025-03-31StandaloneOperating income
Ordinary income¥549m2025-04-01 → 2026-03-31StandaloneOrdinary income
Ordinary income¥595m2024-04-01 → 2025-03-31StandaloneOrdinary income
Ordinary income¥520m2023-04-01 → 2024-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥525m2022-04-01 → 2023-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥160m2021-04-01 → 2022-03-31vStandaloneOrdinary income loss (5-year summary)
Profit before tax¥982m2025-04-01 → 2026-03-31StandaloneIncome before income taxes
Profit before tax¥949m2024-04-01 → 2025-03-31StandaloneIncome before income taxes
Net income¥691m2025-04-01 → 2026-03-31StandaloneProfit loss
Net income¥663m2024-04-01 → 2025-03-31StandaloneProfit loss
Net income¥321m2023-04-01 → 2024-03-31vStandaloneNet income loss (5-year summary)
Net income¥136m2022-04-01 → 2023-03-31vStandaloneNet income loss (5-year summary)
Net income¥85m2021-04-01 → 2022-03-31vStandaloneNet income loss (5-year summary)
Total assets¥14.8bnat 2026-03-31StandaloneAssets
Total assets¥15.6bnat 2025-03-31StandaloneAssets
Total assets¥17.4bnat 2024-03-31vStandaloneTotal assets (5-year summary)
Total assets¥15.7bnat 2023-03-31vStandaloneTotal assets (5-year summary)
Total assets¥15.4bnat 2022-03-31vStandaloneTotal assets (5-year summary)
Total liabilities¥6.0bnat 2026-03-31StandaloneLiabilities
Total liabilities¥7.2bnat 2025-03-31StandaloneLiabilities
Net assets / equity¥8.8bnat 2026-03-31StandaloneNet assets
Net assets / equity¥8.4bnat 2025-03-31StandaloneNet assets
Net assets / equity¥9.9bnat 2024-03-31vStandaloneNet assets
Net assets / equity¥9.1bnat 2023-03-31vStandaloneNet assets (5-year summary)
Net assets / equity¥9.0bnat 2022-03-31vStandaloneNet assets (5-year summary)
Cash and deposits¥1.7bnat 2026-03-31StandaloneCash and deposits
Cash and deposits¥700mat 2025-03-31StandaloneCash and deposits
EPS (basic)¥768.482025-04-01 → 2026-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥524.422024-04-01 → 2025-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥240.782023-04-01 → 2024-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥101.652022-04-01 → 2023-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥63.92021-04-01 → 2022-03-31vStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥1002025-04-01 → 2026-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥902024-04-01 → 2025-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥902023-04-01 → 2024-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥902022-04-01 → 2023-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥852021-04-01 → 2022-03-31vStandaloneDividend paid per share (5-year summary)
Net assets per share¥9,803.29at 2026-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥9,130.33at 2025-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥7,395.61at 2024-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥6,806.38at 2023-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥6,737.58at 2022-03-31vStandaloneNet assets per share (5-year summary)
Equity ratio59.6%at 2026-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio53.7%at 2025-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio56.6%at 2024-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio57.7%at 2023-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio58.5%at 2022-03-31vStandaloneEquity to asset ratio (5-year summary)
ROE8.0%2025-04-01 → 2026-03-31StandaloneRate of return on equity (5-year summary)
ROE7.3%2024-04-01 → 2025-03-31StandaloneRate of return on equity (5-year summary)
ROE3.4%2023-04-01 → 2024-03-31vStandaloneRate of return on equity (5-year summary)
ROE1.5%2022-04-01 → 2023-03-31vStandaloneRate of return on equity (5-year summary)
ROE0.9%2021-04-01 → 2022-03-31vStandaloneRate of return on equity (5-year summary)
Shares issued1,145,500at 2026-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued1,145,500at 2025-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued1,560,000at 2024-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued1,560,000at 2023-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued1,560,000at 2022-03-31vStandaloneTotal number of issued shares (5-year summary)
Employees90at 2026-03-31StandaloneNumber of employees
Employees90at 2025-03-31StandaloneNumber of employees
Employees88at 2024-03-31vStandaloneNumber of employees
Employees87at 2023-03-31vStandaloneNumber of employees
Employees92at 2022-03-31vStandaloneNumber 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 · 24
SegmentItemPeriodValue
Reconciling Itemsreconcilingsegment profit2025-04-01 → 2026-03-31−¥214m
Building Materialsreportable segmentemployeesat 2026-03-3147 pure
Building Materialsreportable segmentrevenue2025-04-01 → 2026-03-31¥3.7bn
Building Materialsreportable segmentrevenue external2025-04-01 → 2026-03-31¥3.7bn
Building Materialsreportable segmentsegment profit2025-04-01 → 2026-03-31¥110m
Sciencereportable segmentemployeesat 2026-03-3177 pure
Sciencereportable segmentrevenue2025-04-01 → 2026-03-31¥23.5bn
Sciencereportable segmentrevenue external2025-04-01 → 2026-03-31¥23.5bn
Sciencereportable segmentsegment profit2025-04-01 → 2026-03-31¥617m
—segment totalrevenue2025-04-01 → 2026-03-31¥27.2bn
—segment totalrevenue external2025-04-01 → 2026-03-31¥27.2bn
—segment totalsegment profit2025-04-01 → 2026-03-31¥727m
Reconciling Itemsreconcilingsegment profit2024-04-01 → 2025-03-31−¥230m
Building Materialsreportable segmentrevenue2024-04-01 → 2025-03-31¥4.3bn
Building Materialsreportable segmentrevenue external2024-04-01 → 2025-03-31¥4.3bn
Building Materialsreportable segmentsegment profit2024-04-01 → 2025-03-31¥210m
Sciencereportable segmentrevenue2024-04-01 → 2025-03-31¥22.8bn
Sciencereportable segmentrevenue external2024-04-01 → 2025-03-31¥22.8bn
Sciencereportable segmentsegment profit2024-04-01 → 2025-03-31¥484m
—segment totalrevenue2024-04-01 → 2025-03-31¥27.1bn
—segment totalrevenue external2024-04-01 → 2025-03-31¥27.1bn
—segment totalsegment profit2024-04-01 → 2025-03-31¥694m
Building Materialsreportable segmentemployeesat 2026-03-3114 pure
Sciencereportable segmentemployeesat 2026-03-3165 pure

Segment names come from EDINET member IDs; not yet mapped to a common taxonomy.

All source rows · 1,719
ItemContextValueUnit
Net defined benefit liabilityCurrentYearInstant21567000JPY
Deferred tax liabilities for land revaluationPrior1YearInstant100639000JPY
Deferred tax liabilities for land revaluationCurrentYearInstant100639000JPY
Other nclPrior1YearInstant19476000JPY
Other nclCurrentYearInstant18512000JPY
Noncurrent liabilitiesPrior1YearInstant987718000JPY
Noncurrent liabilitiesCurrentYearInstant923371000JPY
LiabilitiesPrior1YearInstant7466244000JPY
LiabilitiesCurrentYearInstant6237928000JPY
Capital stockPrior1YearInstant1716600000JPY
Capital stockCurrentYearInstant1716600000JPY
Capital surplusPrior1YearInstant1433596000JPY
Capital surplusCurrentYearInstant1433681000JPY
Retained earningsPrior1YearInstant4783882000JPY
Retained earningsCurrentYearInstant5450057000JPY
Treasury stockPrior1YearInstant-800850000JPY
Treasury stockCurrentYearInstant-860961000JPY
Shareholders equityPrior1YearInstant7133228000JPY
Shareholders equityCurrentYearInstant7739377000JPY
Valuation difference on available for sale securitiesPrior1YearInstant1355162000JPY
Valuation difference on available for sale securitiesCurrentYearInstant1244595000JPY
Revaluation reserve for landPrior1YearInstant32739000JPY
Revaluation reserve for landCurrentYearInstant32739000JPY
Foreign currency translation adjustmentPrior1YearInstant190966000JPY
Foreign currency translation adjustmentCurrentYearInstant177201000JPY
Valuation and translation adjustmentsPrior1YearInstant1578868000JPY
Valuation and translation adjustmentsCurrentYearInstant1454536000JPY
Net assetsPrior1YearInstant8712096000JPY
Net assetsCurrentYearInstant9193913000JPY
Liabilities and net assetsPrior1YearInstant16178340000JPY
Liabilities and net assetsCurrentYearInstant15431842000JPY
Net salesPrior1YearDuration27117644000JPY
Net salesCurrentYearDuration27199901000JPY
Cost of salesPrior1YearDuration24550967000JPY
Cost of salesCurrentYearDuration24499097000JPY
Gross profitPrior1YearDuration2566676000JPY
Gross profitCurrentYearDuration2700804000JPY
Selling general and administrative expensesPrior1YearDuration2102601000JPY
Selling general and administrative expensesCurrentYearDuration2187722000JPY
Operating incomePrior1YearDuration464075000JPY
Operating incomeCurrentYearDuration513081000JPY
Interest income noiPrior1YearDuration10879000JPY
Interest income noiCurrentYearDuration4643000JPY
Dividends income noiPrior1YearDuration105470000JPY
Dividends income noiCurrentYearDuration93621000JPY
Purchase discounts noiPrior1YearDuration2357000JPY
Purchase discounts noiCurrentYearDuration2877000JPY
Miscellaneous income noiPrior1YearDuration35772000JPY
Miscellaneous income noiCurrentYearDuration26328000JPY
Non operating incomePrior1YearDuration154479000JPY

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 identityconsolidated 2025-03-31pass
balance sheet identityconsolidated 2026-03-31pass rounding
balance sheet identitynon_consolidated 2025-03-31pass rounding
balance sheet identitynon_consolidated 2026-03-31pass rounding
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2024-03-31pass
statement vs summary · net assetsconsolidated 2025-03-31pass
statement vs summary · net assetsconsolidated 2026-03-31pass
statement vs summary · net assetsnon_consolidated 2024-03-31pass
statement vs summary · net assetsnon_consolidated 2025-03-31pass
statement vs summary · net assetsnon_consolidated 2026-03-31pass
statement vs summary · net income attributable to parentconsolidated 2024-04-01/2025-03-31pass
statement vs summary · net income attributable to parentconsolidated 2025-04-01/2026-03-31pass
statement vs summary · operating cash flowconsolidated 2024-04-01/2025-03-31pass
statement vs summary · operating cash flowconsolidated 2025-04-01/2026-03-31pass
statement vs summary · revenueconsolidated 2024-04-01/2025-03-31pass
statement vs summary · revenueconsolidated 2025-04-01/2026-03-31pass
statement vs summary · revenuenon_consolidated 2024-04-01/2025-03-31pass
statement vs summary · revenuenon_consolidated 2025-04-01/2026-03-31pass
statement vs summary · total assetsconsolidated 2025-03-31pass
statement vs summary · total assetsconsolidated 2026-03-31pass
statement vs summary · total assetsnon_consolidated 2025-03-31pass
statement vs summary · total assetsnon_consolidated 2026-03-31pass