Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-13
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥12.3bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥26.1bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥11.7bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥266m2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥75m2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥319m2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥1.5bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥139m2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥327m2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥151m2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥215m2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥997m2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥95m2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥215m2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥95m2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥28.6bnat 2025-09-30Cons.Assets
Total assets¥28.8bnat 2025-03-31Cons.Assets
Total assets¥28.1bnat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥7.5bnat 2025-09-30Cons.Liabilities
Total liabilities¥7.6bnat 2025-03-31Cons.Liabilities
Net assets / equity¥21.2bnat 2025-09-30Cons.Net assets
Net assets / equity¥21.2bnat 2025-03-31Cons.Net assets
Net assets / equity¥20.3bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥3.1bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥3.6bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥4.0bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥4.4bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥3.6bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥5.4bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow−¥152m2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow−¥85m2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow−¥2.6bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥254m2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥429m2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥19m2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥19m2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥446m2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow¥866m2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥29.262025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥135.532024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥12.932024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio74.0%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio73.7%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio72.2%at 2024-09-30Cons.Equity to asset ratio (5-year summary)

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 · 36
SegmentItemPeriodValue
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥511m
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥511m
Construction Material Divisionreportable segmentrevenue2025-04-01 → 2025-09-30¥3.6bn
Construction Material Divisionreportable segmentrevenue external2025-04-01 → 2025-09-30¥3.6bn
Construction Material Divisionreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥461,000
Construction Material Divisionreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥118m
Construction Works Divisionreportable segmentrevenue2025-04-01 → 2025-09-30¥5.4bn
Construction Works Divisionreportable segmentrevenue external2025-04-01 → 2025-09-30¥4.9bn
Construction Works Divisionreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥511m
Construction Works Divisionreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥24m
Tunneling Works Divisionreportable segmentrevenue2025-04-01 → 2025-09-30¥3.8bn
Tunneling Works Divisionreportable segmentrevenue external2025-04-01 → 2025-09-30¥3.8bn
Tunneling Works Divisionreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥10,000
Tunneling Works Divisionreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥178m
—segment totalrevenue2025-04-01 → 2025-09-30¥12.8bn
—segment totalrevenue external2025-04-01 → 2025-09-30¥12.3bn
—segment totalrevenue intersegment2025-04-01 → 2025-09-30¥511m
—segment totalsegment ordinary income2025-04-01 → 2025-09-30¥319m
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥460m
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥460m
Construction Material Divisionreportable segmentrevenue2024-04-01 → 2024-09-30¥3.3bn
Construction Material Divisionreportable segmentrevenue external2024-04-01 → 2024-09-30¥3.3bn
Construction Material Divisionreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥1m
Construction Material Divisionreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥121m
Construction Works Divisionreportable segmentrevenue2024-04-01 → 2024-09-30¥4.9bn
Construction Works Divisionreportable segmentrevenue external2024-04-01 → 2024-09-30¥4.4bn
Construction Works Divisionreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥459m
Construction Works Divisionreportable segmentsegment ordinary income2024-04-01 → 2024-09-30−¥229m
Tunneling Works Divisionreportable segmentrevenue2024-04-01 → 2024-09-30¥3.9bn
Tunneling Works Divisionreportable segmentrevenue external2024-04-01 → 2024-09-30¥3.9bn
Tunneling Works Divisionreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥48,000
Tunneling Works Divisionreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥246m
—segment totalrevenue2024-04-01 → 2024-09-30¥12.1bn
—segment totalrevenue external2024-04-01 → 2024-09-30¥11.7bn
—segment totalrevenue intersegment2024-04-01 → 2024-09-30¥460m
—segment totalsegment ordinary income2024-04-01 → 2024-09-30¥139m

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

All source rows · 512
ItemContextValueUnit
SuppliesPrior1YearInstant6482000JPY
SuppliesInterimInstant5196000JPY
Other caPrior1YearInstant778287000JPY
Other caInterimInstant880700000JPY
Allowance for doubtful accounts caPrior1YearInstant-2947000JPY
Allowance for doubtful accounts caInterimInstant-2895000JPY
Current assetsPrior1YearInstant18719973000JPY
Current assetsInterimInstant18101498000JPY
Buildings and structures netPrior1YearInstant871287000JPY
Buildings and structures netInterimInstant848174000JPY
Machinery equipment and vehicles netPrior1YearInstant250468000JPY
Machinery equipment and vehicles netInterimInstant244243000JPY
Tools furniture and fixtures netPrior1YearInstant63525000JPY
Tools furniture and fixtures netInterimInstant63304000JPY
LandPrior1YearInstant3663769000JPY
LandInterimInstant3663769000JPY
Lease assets net ppePrior1YearInstant9884000JPY
Lease assets net ppeInterimInstant8802000JPY
Construction in progressPrior1YearInstant4050000JPY
Construction in progressInterimInstant2678000JPY
Property plant and equipmentPrior1YearInstant4862986000JPY
Property plant and equipmentInterimInstant4830972000JPY
Other iaPrior1YearInstant283253000JPY
Other iaInterimInstant248853000JPY
Intangible assetsPrior1YearInstant283253000JPY
Intangible assetsInterimInstant248853000JPY
Investment securitiesPrior1YearInstant4208372000JPY
Investment securitiesInterimInstant4660230000JPY
Net defined benefit assetPrior1YearInstant465387000JPY
Net defined benefit assetInterimInstant470471000JPY
Deferred tax assetsPrior1YearInstant7150000JPY
Deferred tax assetsInterimInstant8278000JPY
Other ioaPrior1YearInstant309089000JPY
Other ioaInterimInstant321236000JPY
Allowance for doubtful accounts ioa by groupPrior1YearInstant-15073000JPY
Allowance for doubtful accounts ioa by groupInterimInstant-14233000JPY
Investments and other assetsPrior1YearInstant4974926000JPY
Investments and other assetsInterimInstant5445982000JPY
Noncurrent assetsPrior1YearInstant10121165000JPY
Noncurrent assetsInterimInstant10525808000JPY
AssetsPrior1YearInstant28841139000JPY
AssetsInterimInstant28627307000JPY
Notes payable accounts payable for construction contracts and other cnsPrior1YearInstant4674345000JPY
Notes payable accounts payable for construction contracts and other cnsInterimInstant4470930000JPY
Short term loans payablePrior1YearInstant90000000JPY
Short term loans payableInterimInstant350000000JPY
Current portion of long term loans payablePrior1YearInstant300000000JPY
Current portion of long term loans payableInterimInstant400000000JPY
Income taxes payablePrior1YearInstant460635000JPY
Income taxes payableInterimInstant114762000JPY

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 · 14 of 14 passed
balance sheet identityconsolidated 2025-03-31pass rounding
balance sheet identityconsolidated 2025-09-30pass rounding
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-03-31pass
statement vs summary · net assetsconsolidated 2025-09-30pass
statement vs summary · net income attributable to parentconsolidated 2024-04-01/2024-09-30pass
statement vs summary · net income attributable to parentconsolidated 2025-04-01/2025-09-30pass
statement vs summary · operating cash flowconsolidated 2024-04-01/2024-09-30pass
statement vs summary · operating cash flowconsolidated 2025-04-01/2025-09-30pass
statement vs summary · revenueconsolidated 2024-04-01/2024-09-30pass
statement vs summary · revenueconsolidated 2025-04-01/2025-09-30pass
statement vs summary · total assetsconsolidated 2025-03-31pass
statement vs summary · total assetsconsolidated 2025-09-30pass