Annual report

Period2025-04-01 → 2026-03-31
Filed2026-06-22
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
MetricValuePeriodScopeSource row
Revenue¥24.2bn2025-04-01 → 2026-03-31Cons.Net sales
Revenue¥22.5bn2024-04-01 → 2025-03-31Cons.Net sales
Revenue¥20.4bn2023-04-01 → 2024-03-31vCons.Net sales (5-year summary)
Revenue¥18.0bn2022-04-01 → 2023-03-31vCons.Net sales (5-year summary)
Revenue¥16.3bn2021-04-01 → 2022-03-31vCons.Net sales (5-year summary)
Operating income¥2.9bn2025-04-01 → 2026-03-31Cons.Operating income
Operating income¥3.3bn2024-04-01 → 2025-03-31Cons.Operating income
Ordinary income¥3.1bn2025-04-01 → 2026-03-31Cons.Ordinary income
Ordinary income¥3.5bn2024-04-01 → 2025-03-31Cons.Ordinary income
Ordinary income¥3.2bn2023-04-01 → 2024-03-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥2.5bn2022-04-01 → 2023-03-31vCons.Ordinary income loss (5-year summary)
Ordinary income¥2.1bn2021-04-01 → 2022-03-31vCons.Ordinary income loss (5-year summary)
Profit before tax¥3.1bn2025-04-01 → 2026-03-31Cons.Income before income taxes
Profit before tax¥3.5bn2024-04-01 → 2025-03-31Cons.Income before income taxes
Net income (owners)¥2.0bn2025-04-01 → 2026-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥2.2bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥2.2bn2023-04-01 → 2024-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥1.6bn2022-04-01 → 2023-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥1.9bn2021-04-01 → 2022-03-31vCons.Profit loss attributable to owners of parent (5-year summary)
Net income¥2.3bn2025-04-01 → 2026-03-31Cons.Profit loss
Net income¥2.6bn2024-04-01 → 2025-03-31Cons.Profit loss
Total assets¥36.1bnat 2026-03-31Cons.Assets
Total assets¥35.4bnat 2025-03-31Cons.Assets
Total assets¥31.5bnat 2024-03-31vCons.Total assets (5-year summary)
Total assets¥29.0bnat 2023-03-31vCons.Total assets (5-year summary)
Total assets¥26.6bnat 2022-03-31vCons.Total assets (5-year summary)
Total liabilities¥10.6bnat 2026-03-31Cons.Liabilities
Total liabilities¥9.8bnat 2025-03-31Cons.Liabilities
Net assets / equity¥25.5bnat 2026-03-31Cons.Net assets
Net assets / equity¥25.5bnat 2025-03-31Cons.Net assets
Net assets / equity¥23.6bnat 2024-03-31vCons.Net assets
Net assets / equity¥22.1bnat 2023-03-31vCons.Net assets (5-year summary)
Net assets / equity¥20.8bnat 2022-03-31vCons.Net assets (5-year summary)
Cash and deposits¥14.2bnat 2026-03-31Cons.Cash and deposits
Cash and deposits¥15.4bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥13.7bnat 2026-03-31Cons.Cash and cash equivalents
Cash & equivalents¥15.4bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥14.0bnat 2024-03-31vCons.Cash and cash equivalents
Cash & equivalents¥12.8bnat 2023-03-31vCons.Cash and cash equivalents (5-year summary)
Cash & equivalents¥11.9bnat 2022-03-31vCons.Cash and cash equivalents (5-year summary)
Operating cash flow¥2.9bn2025-04-01 → 2026-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥2.7bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥3.0bn2023-04-01 → 2024-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥1.9bn2022-04-01 → 2023-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥1.1bn2021-04-01 → 2022-03-31vCons.Net cash provided by used in operating activities (5-year summary)
Investing cash flow−¥2.1bn2025-04-01 → 2026-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥1.9bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥883m2023-04-01 → 2024-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥551m2022-04-01 → 2023-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow¥432m2021-04-01 → 2022-03-31vCons.Net cash provided by used in investing activities (5-year summary)
Financing cash flow−¥2.4bn2025-04-01 → 2026-03-31Cons.Net cash provided by used in financing activities
Financing cash flow¥553m2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥998m2023-04-01 → 2024-03-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥500m2022-04-01 → 2023-03-31vCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow¥568m2021-04-01 → 2022-03-31vCons.Net cash provided by used in financing activities (5-year summary)
EPS (basic)¥269.582025-04-01 → 2026-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥292.412024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥280.512023-04-01 → 2024-03-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥214.782022-04-01 → 2023-03-31vCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥250.582021-04-01 → 2022-03-31vCons.Basic earnings loss per share (5-year summary)
Net assets per share¥3,193.56at 2026-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥3,125.8at 2025-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥2,911.21at 2024-03-31vCons.Net assets per share (5-year summary)
Net assets per share¥2,743.39at 2023-03-31vCons.Net assets per share (5-year summary)
Net assets per share¥2,585.01at 2022-03-31vCons.Net assets per share (5-year summary)
Equity ratio65.8%at 2026-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio67.8%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio70.7%at 2024-03-31vCons.Equity to asset ratio (5-year summary)
Equity ratio72.4%at 2023-03-31vCons.Equity to asset ratio (5-year summary)
Equity ratio74.5%at 2022-03-31vCons.Equity to asset ratio (5-year summary)
ROE8.5%2025-04-01 → 2026-03-31Cons.Rate of return on equity (5-year summary)
ROE9.7%2024-04-01 → 2025-03-31Cons.Rate of return on equity (5-year summary)
ROE9.9%2023-04-01 → 2024-03-31vCons.Rate of return on equity (5-year summary)
ROE8.1%2022-04-01 → 2023-03-31vCons.Rate of return on equity (5-year summary)
ROE10.4%2021-04-01 → 2022-03-31vCons.Rate of return on equity (5-year summary)
Employees777at 2026-03-31Cons.Number of employees
Employees735at 2025-03-31Cons.Number of employees
Employees663at 2024-03-31vCons.Number of employees
Employees650at 2023-03-31vCons.Number of employees
Employees608at 2022-03-31vCons.Number of employees
Revenue¥16.3bn2025-04-01 → 2026-03-31StandaloneNet sales
Revenue¥15.8bn2024-04-01 → 2025-03-31StandaloneNet sales
Revenue¥15.4bn2023-04-01 → 2024-03-31vStandaloneNet sales (5-year summary)
Revenue¥14.0bn2022-04-01 → 2023-03-31vStandaloneNet sales (5-year summary)
Revenue¥12.9bn2021-04-01 → 2022-03-31vStandaloneNet sales (5-year summary)
Operating income¥1.9bn2025-04-01 → 2026-03-31StandaloneOperating income
Operating income¥2.1bn2024-04-01 → 2025-03-31StandaloneOperating income
Ordinary income¥3.1bn2025-04-01 → 2026-03-31StandaloneOrdinary income
Ordinary income¥2.4bn2024-04-01 → 2025-03-31StandaloneOrdinary income
Ordinary income¥2.3bn2023-04-01 → 2024-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥1.6bn2022-04-01 → 2023-03-31vStandaloneOrdinary income loss (5-year summary)
Ordinary income¥1.2bn2021-04-01 → 2022-03-31vStandaloneOrdinary income loss (5-year summary)
Profit before tax¥3.1bn2025-04-01 → 2026-03-31StandaloneIncome before income taxes
Profit before tax¥2.2bn2024-04-01 → 2025-03-31StandaloneIncome before income taxes
Net income¥2.6bn2025-04-01 → 2026-03-31StandaloneProfit loss
Net income¥1.6bn2024-04-01 → 2025-03-31StandaloneProfit loss
Net income¥1.6bn2023-04-01 → 2024-03-31vStandaloneNet income loss (5-year summary)
Net income¥1.1bn2022-04-01 → 2023-03-31vStandaloneNet income loss (5-year summary)
Net income¥1.2bn2021-04-01 → 2022-03-31vStandaloneNet income loss (5-year summary)
Total assets¥23.2bnat 2026-03-31StandaloneAssets
Total assets¥22.6bnat 2025-03-31StandaloneAssets
Total assets¥21.1bnat 2024-03-31vStandaloneTotal assets (5-year summary)
Total assets¥20.1bnat 2023-03-31vStandaloneTotal assets (5-year summary)
Total assets¥18.5bnat 2022-03-31vStandaloneTotal assets (5-year summary)
Total liabilities¥3.9bnat 2026-03-31StandaloneLiabilities
Total liabilities¥3.7bnat 2025-03-31StandaloneLiabilities
Net assets / equity¥19.3bnat 2026-03-31StandaloneNet assets
Net assets / equity¥18.9bnat 2025-03-31StandaloneNet assets
Net assets / equity¥18.0bnat 2024-03-31vStandaloneNet assets
Net assets / equity¥17.3bnat 2023-03-31vStandaloneNet assets (5-year summary)
Net assets / equity¥16.7bnat 2022-03-31vStandaloneNet assets (5-year summary)
Cash and deposits¥8.8bnat 2026-03-31StandaloneCash and deposits
Cash and deposits¥8.8bnat 2025-03-31StandaloneCash and deposits
EPS (basic)¥339.092025-04-01 → 2026-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥207.172024-04-01 → 2025-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥209.112023-04-01 → 2024-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥148.932022-04-01 → 2023-03-31vStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥158.332021-04-01 → 2022-03-31vStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥1302025-04-01 → 2026-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥1302024-04-01 → 2025-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥852023-04-01 → 2024-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥1202022-04-01 → 2023-03-31vStandaloneDividend paid per share (5-year summary)
Dividend per share¥602021-04-01 → 2022-03-31vStandaloneDividend paid per share (5-year summary)
Net assets per share¥2,592.2at 2026-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥2,461.1at 2025-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥2,344.3at 2024-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥2,261.46at 2023-03-31vStandaloneNet assets per share (5-year summary)
Net assets per share¥2,172.44at 2022-03-31vStandaloneNet assets per share (5-year summary)
Equity ratio83.2%at 2026-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio83.7%at 2025-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio85.2%at 2024-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio86.2%at 2023-03-31vStandaloneEquity to asset ratio (5-year summary)
Equity ratio89.8%at 2022-03-31vStandaloneEquity to asset ratio (5-year summary)
ROE13.4%2025-04-01 → 2026-03-31StandaloneRate of return on equity (5-year summary)
ROE8.6%2024-04-01 → 2025-03-31StandaloneRate of return on equity (5-year summary)
ROE9.1%2023-04-01 → 2024-03-31vStandaloneRate of return on equity (5-year summary)
ROE6.7%2022-04-01 → 2023-03-31vStandaloneRate of return on equity (5-year summary)
ROE7.4%2021-04-01 → 2022-03-31vStandaloneRate of return on equity (5-year summary)
Shares issued8,656,780at 2026-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued8,656,780at 2025-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued8,656,780at 2024-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued8,656,780at 2023-03-31vStandaloneTotal number of issued shares (5-year summary)
Shares issued8,656,780at 2022-03-31vStandaloneTotal number of issued shares (5-year summary)
Employees349at 2026-03-31StandaloneNumber of employees
Employees342at 2025-03-31StandaloneNumber of employees
Employees326at 2024-03-31vStandaloneNumber of employees
Employees325at 2023-03-31vStandaloneNumber of employees
Employees321at 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 · 44
SegmentItemPeriodValue
Reconciling Itemsreconcilingdepreciation2025-04-01 → 2026-03-31¥14m
Reconciling Itemsreconcilingsegment assetsat 2026-03-31¥1.4bn
Medical Relatedreportable segmentcapex2025-04-01 → 2026-03-31¥322m
Medical Relatedreportable segmentdepreciation2025-04-01 → 2026-03-31¥157m
Medical Relatedreportable segmentemployeesat 2026-03-31128 pure
Medical Relatedreportable segmentrevenue2025-04-01 → 2026-03-31¥3.0bn
Medical Relatedreportable segmentrevenue external2025-04-01 → 2026-03-31¥3.0bn
Medical Relatedreportable segmentsegment assetsat 2026-03-31¥8.2bn
Medical Relatedreportable segmentsegment profit2025-04-01 → 2026-03-31¥229m
Water Health Carereportable segmentcapex2025-04-01 → 2026-03-31¥276m
Water Health Carereportable segmentdepreciation2025-04-01 → 2026-03-31¥341m
Water Health Carereportable segmentemployeesat 2026-03-31649 pure
Water Health Carereportable segmentrevenue2025-04-01 → 2026-03-31¥21.1bn
Water Health Carereportable segmentrevenue external2025-04-01 → 2026-03-31¥21.1bn
Water Health Carereportable segmentsegment assetsat 2026-03-31¥26.4bn
Water Health Carereportable segmentsegment profit2025-04-01 → 2026-03-31¥2.7bn
—segment totalcapex2025-04-01 → 2026-03-31¥598m
—segment totaldepreciation2025-04-01 → 2026-03-31¥499m
—segment totalrevenue2025-04-01 → 2026-03-31¥24.2bn
—segment totalrevenue external2025-04-01 → 2026-03-31¥24.2bn
—segment totalsegment assetsat 2026-03-31¥34.7bn
—segment totalsegment profit2025-04-01 → 2026-03-31¥2.9bn
Reconciling Itemsreconcilingdepreciation2024-04-01 → 2025-03-31¥15m
Reconciling Itemsreconcilingsegment assetsat 2025-03-31¥1.4bn
Medical Relatedreportable segmentcapex2024-04-01 → 2025-03-31¥710m
Medical Relatedreportable segmentdepreciation2024-04-01 → 2025-03-31¥127m
Medical Relatedreportable segmentrevenue2024-04-01 → 2025-03-31¥2.9bn
Medical Relatedreportable segmentrevenue external2024-04-01 → 2025-03-31¥2.9bn
Medical Relatedreportable segmentsegment assetsat 2025-03-31¥8.0bn
Medical Relatedreportable segmentsegment profit2024-04-01 → 2025-03-31¥390m
Water Health Carereportable segmentcapex2024-04-01 → 2025-03-31¥353m
Water Health Carereportable segmentdepreciation2024-04-01 → 2025-03-31¥329m
Water Health Carereportable segmentrevenue2024-04-01 → 2025-03-31¥19.6bn
Water Health Carereportable segmentrevenue external2024-04-01 → 2025-03-31¥19.6bn
Water Health Carereportable segmentsegment assetsat 2025-03-31¥25.9bn
Water Health Carereportable segmentsegment profit2024-04-01 → 2025-03-31¥2.9bn
—segment totalcapex2024-04-01 → 2025-03-31¥1.1bn
—segment totaldepreciation2024-04-01 → 2025-03-31¥456m
—segment totalrevenue2024-04-01 → 2025-03-31¥22.5bn
—segment totalrevenue external2024-04-01 → 2025-03-31¥22.5bn
—segment totalsegment assetsat 2025-03-31¥33.9bn
—segment totalsegment profit2024-04-01 → 2025-03-31¥3.3bn
Medical Relatedreportable segmentemployeesat 2026-03-314 pure
Water Health Carereportable segmentemployeesat 2026-03-31345 pure

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

All source rows · 1,550
ItemContextValueUnit
Gain on sales of investment securities eiPrior1YearDuration149274000JPY
Gain on sales of investment securities eiCurrentYearDuration-JPY
Extraordinary incomePrior1YearDuration149274000JPY
Extraordinary incomeCurrentYearDuration961000JPY
Loss on retirement of noncurrent assets elPrior1YearDuration-JPY
Loss on retirement of noncurrent assets elCurrentYearDuration1751000JPY
Loss on valuation of stocks of subsidiaries and affiliates elPrior1YearDuration214134000JPY
Loss on valuation of stocks of subsidiaries and affiliates elCurrentYearDuration-JPY
Extraordinary lossPrior1YearDuration214134000JPY
Extraordinary lossCurrentYearDuration1751000JPY
Income before income taxesPrior1YearDuration3470416000JPY
Income before income taxesCurrentYearDuration3146814000JPY
Income taxes currentPrior1YearDuration953815000JPY
Income taxes currentCurrentYearDuration929829000JPY
Income taxes deferredPrior1YearDuration-36776000JPY
Income taxes deferredCurrentYearDuration-56152000JPY
Income taxesPrior1YearDuration917039000JPY
Income taxesCurrentYearDuration873677000JPY
Profit lossPrior1YearDuration2553377000JPY
Profit lossCurrentYearDuration2273137000JPY
Profit loss attributable to non controlling interestsPrior1YearDuration311974000JPY
Profit loss attributable to non controlling interestsCurrentYearDuration242496000JPY
Profit loss attributable to owners of parentPrior1YearDuration2241402000JPY
Profit loss attributable to owners of parentCurrentYearDuration2030640000JPY
Profit lossPrior1YearDuration2553377000JPY
Profit lossCurrentYearDuration2273137000JPY
Valuation difference on available for sale securities net of tax ociPrior1YearDuration-107869000JPY
Valuation difference on available for sale securities net of tax ociCurrentYearDuration-12135000JPY
Foreign currency translation adjustment net of tax ociPrior1YearDuration97017000JPY
Foreign currency translation adjustment net of tax ociCurrentYearDuration-41664000JPY
Remeasurements of defined benefit plans net of tax ociPrior1YearDuration41325000JPY
Remeasurements of defined benefit plans net of tax ociCurrentYearDuration-24456000JPY
Share of other comprehensive income of associates accounted for using equity method ociPrior1YearDuration649000JPY
Share of other comprehensive income of associates accounted for using equity method ociCurrentYearDuration503000JPY
Other comprehensive incomePrior1YearDuration31123000JPY
Other comprehensive incomeCurrentYearDuration-77753000JPY
Comprehensive incomePrior1YearDuration2584501000JPY
Comprehensive incomeCurrentYearDuration2195383000JPY
Comprehensive income attributable to owners of the parentPrior1YearDuration2260718000JPY
Comprehensive income attributable to owners of the parentCurrentYearDuration1984148000JPY
Comprehensive income attributable to non controlling interestsPrior1YearDuration323782000JPY
Comprehensive income attributable to non controlling interestsCurrentYearDuration211235000JPY
Net assetsPrior2YearInstant_CapitalStockMember992597000JPY
Net assetsPrior2YearInstant_CapitalSurplusMember1823945000JPY
Net assetsPrior2YearInstant_RetainedEarningsMember22838855000JPY
Net assetsPrior2YearInstant_TreasuryStockMember-3448320000JPY
Net assetsPrior2YearInstant_ShareholdersEquityMember22207077000JPY
Dividends from surplusPrior1YearDuration_RetainedEarningsMember-688323000JPY
Dividends from surplusPrior1YearDuration_ShareholdersEquityMember-688323000JPY
Profit loss attributable to owners of parentPrior1YearDuration_RetainedEarningsMember2241402000JPY

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
balance sheet identitynon_consolidated 2025-03-31pass
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