Annual report

Period2022-04-01 → 2023-03-31
Filed2023-06-26
StandardJapan GAAP
ConsolidatedYes
Data checks24 of 24 passed
Key figures · 148
MetricValuePeriodScopeSource row
Revenue¥22.6bn2022-04-01 → 2023-03-31Cons.Net sales
Revenue¥26.0bn2021-04-01 → 2022-03-31Cons.Net sales
Revenue¥27.8bn2020-04-01 → 2021-03-31dCons.Net sales (5-year summary)
Revenue¥28.5bn2019-04-01 → 2020-03-31dCons.Net sales (5-year summary)
Revenue¥24.7bn2018-04-01 → 2019-03-31dCons.Net sales (5-year summary)
Operating income¥1.3bn2022-04-01 → 2023-03-31Cons.Operating income
Operating income¥2.5bn2021-04-01 → 2022-03-31Cons.Operating income
Ordinary income¥1.4bn2022-04-01 → 2023-03-31Cons.Ordinary income
Ordinary income¥2.6bn2021-04-01 → 2022-03-31Cons.Ordinary income
Ordinary income¥3.4bn2020-04-01 → 2021-03-31dCons.Ordinary income loss (5-year summary)
Ordinary income¥3.0bn2019-04-01 → 2020-03-31dCons.Ordinary income loss (5-year summary)
Ordinary income¥2.3bn2018-04-01 → 2019-03-31dCons.Ordinary income loss (5-year summary)
Profit before tax¥1.5bn2022-04-01 → 2023-03-31Cons.Income before income taxes
Profit before tax¥2.6bn2021-04-01 → 2022-03-31Cons.Income before income taxes
Net income (owners)¥1.1bn2022-04-01 → 2023-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥1.8bn2021-04-01 → 2022-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥2.3bn2020-04-01 → 2021-03-31dCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥2.1bn2019-04-01 → 2020-03-31dCons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥1.6bn2018-04-01 → 2019-03-31dCons.Profit loss attributable to owners of parent (5-year summary)
Net income¥1.0bn2022-04-01 → 2023-03-31Cons.Profit loss
Net income¥1.8bn2021-04-01 → 2022-03-31Cons.Profit loss
Total assets¥26.2bnat 2023-03-31Cons.Assets
Total assets¥26.2bnat 2022-03-31Cons.Assets
Total assets¥26.6bnat 2021-03-31dCons.Total assets (5-year summary)
Total assets¥24.7bnat 2020-03-31dCons.Total assets (5-year summary)
Total assets¥23.8bnat 2019-03-31dCons.Total assets (5-year summary)
Total liabilities¥6.6bnat 2023-03-31Cons.Liabilities
Total liabilities¥7.0bnat 2022-03-31Cons.Liabilities
Net assets / equity¥19.6bnat 2023-03-31Cons.Net assets
Net assets / equity¥19.2bnat 2022-03-31Cons.Net assets
Net assets / equity¥18.1bnat 2021-03-31dCons.Net assets
Net assets / equity¥15.9bnat 2020-03-31dCons.Net assets (5-year summary)
Net assets / equity¥14.2bnat 2019-03-31dCons.Net assets (5-year summary)
Cash and deposits¥3.2bnat 2023-03-31Cons.Cash and deposits
Cash and deposits¥3.0bnat 2022-03-31Cons.Cash and deposits
Cash & equivalents¥6.0bnat 2023-03-31Cons.Cash and cash equivalents
Cash & equivalents¥3.7bnat 2022-03-31Cons.Cash and cash equivalents
Cash & equivalents¥4.4bnat 2021-03-31dCons.Cash and cash equivalents
Cash & equivalents¥4.9bnat 2020-03-31dCons.Cash and cash equivalents (5-year summary)
Cash & equivalents¥4.5bnat 2019-03-31dCons.Cash and cash equivalents (5-year summary)
Operating cash flow¥3.8bn2022-04-01 → 2023-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥1.0bn2021-04-01 → 2022-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥584m2020-04-01 → 2021-03-31dCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥952m2019-04-01 → 2020-03-31dCons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥4.0bn2018-04-01 → 2019-03-31dCons.Net cash provided by used in operating activities (5-year summary)
Investing cash flow−¥958m2022-04-01 → 2023-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥1.0bn2021-04-01 → 2022-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥466m2020-04-01 → 2021-03-31dCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow¥104m2019-04-01 → 2020-03-31dCons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥726m2018-04-01 → 2019-03-31dCons.Net cash provided by used in investing activities (5-year summary)
Financing cash flow−¥521m2022-04-01 → 2023-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥694m2021-04-01 → 2022-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥612m2020-04-01 → 2021-03-31dCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥671m2019-04-01 → 2020-03-31dCons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥879m2018-04-01 → 2019-03-31dCons.Net cash provided by used in financing activities (5-year summary)
EPS (basic)¥142.952022-04-01 → 2023-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥250.112021-04-01 → 2022-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥313.432020-04-01 → 2021-03-31dCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥285.832019-04-01 → 2020-03-31dCons.Basic earnings loss per share (5-year summary)
EPS (basic)¥212.342018-04-01 → 2019-03-31dCons.Basic earnings loss per share (5-year summary)
Net assets per share¥2,657.3at 2023-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥2,601.32at 2022-03-31Cons.Net assets per share (5-year summary)
Net assets per share¥2,458.84at 2021-03-31dCons.Net assets per share (5-year summary)
Net assets per share¥2,153.2at 2020-03-31dCons.Net assets per share (5-year summary)
Net assets per share¥1,930.96at 2019-03-31dCons.Net assets per share (5-year summary)
Equity ratio74.7%at 2023-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio73.0%at 2022-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio68.1%at 2021-03-31dCons.Equity to asset ratio (5-year summary)
Equity ratio64.1%at 2020-03-31dCons.Equity to asset ratio (5-year summary)
Equity ratio59.8%at 2019-03-31dCons.Equity to asset ratio (5-year summary)
ROE5.4%2022-04-01 → 2023-03-31Cons.Rate of return on equity (5-year summary)
ROE9.9%2021-04-01 → 2022-03-31Cons.Rate of return on equity (5-year summary)
ROE13.6%2020-04-01 → 2021-03-31dCons.Rate of return on equity (5-year summary)
ROE14.0%2019-04-01 → 2020-03-31dCons.Rate of return on equity (5-year summary)
ROE11.4%2018-04-01 → 2019-03-31dCons.Rate of return on equity (5-year summary)
Employees304at 2023-03-31Cons.Number of employees
Employees293at 2022-03-31Cons.Number of employees
Employees286at 2021-03-31dCons.Number of employees
Employees282at 2020-03-31dCons.Number of employees
Employees274at 2019-03-31dCons.Number of employees
Revenue¥20.9bn2022-04-01 → 2023-03-31StandaloneNet sales
Revenue¥24.3bn2021-04-01 → 2022-03-31StandaloneNet sales
Revenue¥26.2bn2020-04-01 → 2021-03-31dStandaloneNet sales (5-year summary)
Revenue¥27.0bn2019-04-01 → 2020-03-31dStandaloneNet sales (5-year summary)
Revenue¥23.4bn2018-04-01 → 2019-03-31dStandaloneNet sales (5-year summary)
Operating income¥979m2022-04-01 → 2023-03-31StandaloneOperating income
Operating income¥2.2bn2021-04-01 → 2022-03-31StandaloneOperating income
Ordinary income¥1.1bn2022-04-01 → 2023-03-31StandaloneOrdinary income
Ordinary income¥2.3bn2021-04-01 → 2022-03-31StandaloneOrdinary income
Ordinary income¥3.1bn2020-04-01 → 2021-03-31dStandaloneOrdinary income loss (5-year summary)
Ordinary income¥2.8bn2019-04-01 → 2020-03-31dStandaloneOrdinary income loss (5-year summary)
Ordinary income¥2.2bn2018-04-01 → 2019-03-31dStandaloneOrdinary income loss (5-year summary)
Profit before tax¥1.3bn2022-04-01 → 2023-03-31StandaloneIncome before income taxes
Profit before tax¥2.3bn2021-04-01 → 2022-03-31StandaloneIncome before income taxes
Net income¥876m2022-04-01 → 2023-03-31StandaloneProfit loss
Net income¥1.7bn2021-04-01 → 2022-03-31StandaloneProfit loss
Net income¥2.1bn2020-04-01 → 2021-03-31dStandaloneNet income loss (5-year summary)
Net income¥2.0bn2019-04-01 → 2020-03-31dStandaloneNet income loss (5-year summary)
Net income¥1.5bn2018-04-01 → 2019-03-31dStandaloneNet income loss (5-year summary)
Total assets¥23.6bnat 2023-03-31StandaloneAssets
Total assets¥23.8bnat 2022-03-31StandaloneAssets
Total assets¥24.9bnat 2021-03-31dStandaloneTotal assets (5-year summary)
Total assets¥23.4bnat 2020-03-31dStandaloneTotal assets (5-year summary)
Total assets¥22.6bnat 2019-03-31dStandaloneTotal assets (5-year summary)
Total liabilities¥5.5bnat 2023-03-31StandaloneLiabilities
Total liabilities¥6.0bnat 2022-03-31StandaloneLiabilities
Net assets / equity¥18.1bnat 2023-03-31StandaloneNet assets
Net assets / equity¥17.8bnat 2022-03-31StandaloneNet assets
Net assets / equity¥17.0bnat 2021-03-31dStandaloneNet assets
Net assets / equity¥15.0bnat 2020-03-31dStandaloneNet assets (5-year summary)
Net assets / equity¥13.5bnat 2019-03-31dStandaloneNet assets (5-year summary)
Cash and deposits¥2.8bnat 2023-03-31StandaloneCash and deposits
Cash and deposits¥2.5bnat 2022-03-31StandaloneCash and deposits
EPS (basic)¥118.982022-04-01 → 2023-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥224.422021-04-01 → 2022-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥289.282020-04-01 → 2021-03-31dStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥265.952019-04-01 → 2020-03-31dStandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥200.462018-04-01 → 2019-03-31dStandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥502022-04-01 → 2023-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥702021-04-01 → 2022-03-31StandaloneDividend paid per share (5-year summary)
Dividend per share¥802020-04-01 → 2021-03-31dStandaloneDividend paid per share (5-year summary)
Dividend per share¥702019-04-01 → 2020-03-31dStandaloneDividend paid per share (5-year summary)
Dividend per share¥502018-04-01 → 2019-03-31dStandaloneDividend paid per share (5-year summary)
Net assets per share¥2,454.37at 2023-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥2,422.32at 2022-03-31StandaloneNet assets per share (5-year summary)
Net assets per share¥2,306.57at 2021-03-31dStandaloneNet assets per share (5-year summary)
Net assets per share¥2,034.35at 2020-03-31dStandaloneNet assets per share (5-year summary)
Net assets per share¥1,828.19at 2019-03-31dStandaloneNet assets per share (5-year summary)
Equity ratio76.6%at 2023-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio74.9%at 2022-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio68.2%at 2021-03-31dStandaloneEquity to asset ratio (5-year summary)
Equity ratio64.0%at 2020-03-31dStandaloneEquity to asset ratio (5-year summary)
Equity ratio59.6%at 2019-03-31dStandaloneEquity to asset ratio (5-year summary)
ROE4.9%2022-04-01 → 2023-03-31StandaloneRate of return on equity (5-year summary)
ROE9.5%2021-04-01 → 2022-03-31StandaloneRate of return on equity (5-year summary)
ROE13.3%2020-04-01 → 2021-03-31dStandaloneRate of return on equity (5-year summary)
ROE13.8%2019-04-01 → 2020-03-31dStandaloneRate of return on equity (5-year summary)
ROE11.4%2018-04-01 → 2019-03-31dStandaloneRate of return on equity (5-year summary)
Shares issued7,378,050at 2023-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued7,378,050at 2022-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued7,378,050at 2021-03-31dStandaloneTotal number of issued shares (5-year summary)
Shares issued7,378,050at 2020-03-31dStandaloneTotal number of issued shares (5-year summary)
Shares issued7,378,050at 2019-03-31dStandaloneTotal number of issued shares (5-year summary)
Employees288at 2023-03-31StandaloneNumber of employees
Employees271at 2022-03-31StandaloneNumber of employees
Employees263at 2021-03-31dStandaloneNumber of employees
Employees261at 2020-03-31dStandaloneNumber of employees
Employees253at 2019-03-31dStandaloneNumber 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 · 32
SegmentItemPeriodValue
Construction Material Divisionreportable segmentdepreciation2022-04-01 → 2023-03-31¥48m
Construction Material Divisionreportable segmentemployeesat 2023-03-3190 pure
Construction Material Divisionreportable segmentrevenue2022-04-01 → 2023-03-31¥7.1bn
Construction Material Divisionreportable segmentrevenue external2022-04-01 → 2023-03-31¥7.1bn
Construction Material Divisionreportable segmentsegment ordinary income2022-04-01 → 2023-03-31¥589m
Construction Works Divisionreportable segmentdepreciation2022-04-01 → 2023-03-31¥75m
Construction Works Divisionreportable segmentemployeesat 2023-03-3195 pure
Construction Works Divisionreportable segmentrevenue2022-04-01 → 2023-03-31¥8.8bn
Construction Works Divisionreportable segmentrevenue external2022-04-01 → 2023-03-31¥8.8bn
Construction Works Divisionreportable segmentsegment ordinary income2022-04-01 → 2023-03-31¥742m
Tunneling Works Divisionreportable segmentdepreciation2022-04-01 → 2023-03-31¥99m
Tunneling Works Divisionreportable segmentemployeesat 2023-03-3138 pure
Tunneling Works Divisionreportable segmentrevenue2022-04-01 → 2023-03-31¥6.8bn
Tunneling Works Divisionreportable segmentrevenue external2022-04-01 → 2023-03-31¥6.8bn
Tunneling Works Divisionreportable segmentsegment ordinary income2022-04-01 → 2023-03-31¥65m
—segment totalemployeesat 2023-03-31223 pure
Construction Material Divisionreportable segmentdepreciation2021-04-01 → 2022-03-31¥60m
Construction Material Divisionreportable segmentrevenue2021-04-01 → 2022-03-31¥8.2bn
Construction Material Divisionreportable segmentrevenue external2021-04-01 → 2022-03-31¥8.2bn
Construction Material Divisionreportable segmentsegment ordinary income2021-04-01 → 2022-03-31¥1.3bn
Construction Works Divisionreportable segmentdepreciation2021-04-01 → 2022-03-31¥78m
Construction Works Divisionreportable segmentrevenue2021-04-01 → 2022-03-31¥10.8bn
Construction Works Divisionreportable segmentrevenue external2021-04-01 → 2022-03-31¥10.8bn
Construction Works Divisionreportable segmentsegment ordinary income2021-04-01 → 2022-03-31¥1.2bn
Tunneling Works Divisionreportable segmentdepreciation2021-04-01 → 2022-03-31¥57m
Tunneling Works Divisionreportable segmentrevenue2021-04-01 → 2022-03-31¥6.9bn
Tunneling Works Divisionreportable segmentrevenue external2021-04-01 → 2022-03-31¥6.9bn
Tunneling Works Divisionreportable segmentsegment ordinary income2021-04-01 → 2022-03-31¥117m
Construction Material Divisionreportable segmentemployeesat 2023-03-3190 pure
Construction Works Divisionreportable segmentemployeesat 2023-03-3179 pure
Tunneling Works Divisionreportable segmentemployeesat 2023-03-3138 pure
—segment totalemployeesat 2023-03-31207 pure

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

All source rows · 1,652
ItemContextValueUnit
Extraordinary lossPrior1YearDuration11856000JPY
Extraordinary lossCurrentYearDuration1764000JPY
Income before income taxesPrior1YearDuration2587926000JPY
Income before income taxesCurrentYearDuration1526801000JPY
Income taxes currentPrior1YearDuration821733000JPY
Income taxes currentCurrentYearDuration456782000JPY
Income taxes deferredPrior1YearDuration-74899000JPY
Income taxes deferredCurrentYearDuration20159000JPY
Income taxesPrior1YearDuration746833000JPY
Income taxesCurrentYearDuration476942000JPY
Profit lossPrior1YearDuration1841092000JPY
Profit lossCurrentYearDuration1049859000JPY
Profit loss attributable to non controlling interestsPrior1YearDuration389000JPY
Profit loss attributable to non controlling interestsCurrentYearDuration-2193000JPY
Profit loss attributable to owners of parentPrior1YearDuration1840703000JPY
Profit loss attributable to owners of parentCurrentYearDuration1052052000JPY
Profit lossPrior1YearDuration1841092000JPY
Profit lossCurrentYearDuration1049859000JPY
Valuation difference on available for sale securities net of tax ociPrior1YearDuration-221046000JPY
Valuation difference on available for sale securities net of tax ociCurrentYearDuration-124684000JPY
Foreign currency translation adjustment net of tax ociPrior1YearDuration15397000JPY
Foreign currency translation adjustment net of tax ociCurrentYearDuration-36521000JPY
Remeasurements of defined benefit plans net of tax ociPrior1YearDuration-5700000JPY
Remeasurements of defined benefit plans net of tax ociCurrentYearDuration-45287000JPY
Other comprehensive incomePrior1YearDuration-211350000JPY
Other comprehensive incomeCurrentYearDuration-206493000JPY
Comprehensive incomePrior1YearDuration1629742000JPY
Comprehensive incomeCurrentYearDuration843366000JPY
Comprehensive income attributable to owners of the parentPrior1YearDuration1625075000JPY
Comprehensive income attributable to owners of the parentCurrentYearDuration855704000JPY
Comprehensive income attributable to non controlling interestsPrior1YearDuration4666000JPY
Comprehensive income attributable to non controlling interestsCurrentYearDuration-12338000JPY
Net assetsPrior2YearInstant_CapitalStockMember565295000JPY
Net assetsPrior2YearInstant_CapitalSurplusMember377087000JPY
Net assetsPrior2YearInstant_RetainedEarningsMember16200001000JPY
Net assetsPrior2YearInstant_TreasuryStockMember-25537000JPY
Net assetsPrior2YearInstant_ShareholdersEquityMember17116846000JPY
Cumulative effects of changes in accounting policiesPrior2YearInstant_RetainedEarningsMember12285000JPY
Cumulative effects of changes in accounting policiesPrior2YearInstant_ShareholdersEquityMember12285000JPY
Restated balancePrior2YearInstant_CapitalStockMember565295000JPY
Restated balancePrior2YearInstant_CapitalSurplusMember377087000JPY
Restated balancePrior2YearInstant_RetainedEarningsMember16212286000JPY
Restated balancePrior2YearInstant_TreasuryStockMember-25537000JPY
Restated balancePrior2YearInstant_ShareholdersEquityMember17129131000JPY
Dividends from surplusPrior1YearDuration_RetainedEarningsMember-588763000JPY
Dividends from surplusPrior1YearDuration_ShareholdersEquityMember-588763000JPY
Profit loss attributable to owners of parentPrior1YearDuration_RetainedEarningsMember1840703000JPY
Profit loss attributable to owners of parentPrior1YearDuration_ShareholdersEquityMember1840703000JPY
Total changes of items during the periodPrior1YearDuration_CapitalStockMember-JPY
Total changes of items during the periodPrior1YearDuration_CapitalSurplusMember-JPY

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 2022-03-31pass
balance sheet identityconsolidated 2023-03-31pass rounding
balance sheet identitynon_consolidated 2022-03-31pass
balance sheet identitynon_consolidated 2023-03-31pass
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2021-03-31pass
statement vs summary · net assetsconsolidated 2022-03-31pass
statement vs summary · net assetsconsolidated 2023-03-31pass
statement vs summary · net assetsnon_consolidated 2021-03-31pass
statement vs summary · net assetsnon_consolidated 2022-03-31pass
statement vs summary · net assetsnon_consolidated 2023-03-31pass
statement vs summary · net income attributable to parentconsolidated 2021-04-01/2022-03-31pass
statement vs summary · net income attributable to parentconsolidated 2022-04-01/2023-03-31pass
statement vs summary · operating cash flowconsolidated 2021-04-01/2022-03-31pass
statement vs summary · operating cash flowconsolidated 2022-04-01/2023-03-31pass
statement vs summary · revenueconsolidated 2021-04-01/2022-03-31pass
statement vs summary · revenueconsolidated 2022-04-01/2023-03-31pass
statement vs summary · revenuenon_consolidated 2021-04-01/2022-03-31pass
statement vs summary · revenuenon_consolidated 2022-04-01/2023-03-31pass
statement vs summary · total assetsconsolidated 2022-03-31pass
statement vs summary · total assetsconsolidated 2023-03-31pass
statement vs summary · total assetsnon_consolidated 2022-03-31pass
statement vs summary · total assetsnon_consolidated 2023-03-31pass