Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-10
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥4.8bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥10.6bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥4.4bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥80m2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥119m2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥23m2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥582m2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥92m2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax−¥71m2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥91m2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)−¥75m2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥456m2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥54m2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income−¥75m2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥54m2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥13.5bnat 2025-09-30Cons.Assets
Total assets¥13.9bnat 2025-03-31Cons.Assets
Total assets¥13.0bnat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥8.4bnat 2025-09-30Cons.Liabilities
Total liabilities¥8.6bnat 2025-03-31Cons.Liabilities
Net assets / equity¥5.1bnat 2025-09-30Cons.Net assets
Net assets / equity¥5.3bnat 2025-03-31Cons.Net assets
Net assets / equity¥4.9bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥1.9bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥1.8bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥1.8bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥1.8bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥1.6bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥1.7bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥394m2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥530m2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥66m2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥313m2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow¥54m2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow¥88m2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥22m2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥461m2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥207m2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥-8.892025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥53.872024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥6.392024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio38.0%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio38.3%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio37.9%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 · 28
SegmentItemPeriodValue
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥19m
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥19m
Reconciling Itemsreconcilingsegment profit2025-04-01 → 2025-09-30¥2m
Boring Machine Relatedreportable segmentrevenue2025-04-01 → 2025-09-30¥3.2bn
Boring Machine Relatedreportable segmentrevenue external2025-04-01 → 2025-09-30¥3.2bn
Boring Machine Relatedreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥19m
Boring Machine Relatedreportable segmentsegment profit2025-04-01 → 2025-09-30¥13m
Work Execution Relatedreportable segmentrevenue2025-04-01 → 2025-09-30¥1.6bn
Work Execution Relatedreportable segmentrevenue external2025-04-01 → 2025-09-30¥1.6bn
Work Execution Relatedreportable segmentsegment profit2025-04-01 → 2025-09-30¥65m
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥4.9bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥4.8bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥19m
Total Of Reportable Segments And Otherssegment totalsegment profit2025-04-01 → 2025-09-30¥78m
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥16m
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥16m
Reconciling Itemsreconcilingsegment profit2024-04-01 → 2024-09-30¥985,000
Boring Machine Relatedreportable segmentrevenue2024-04-01 → 2024-09-30¥2.9bn
Boring Machine Relatedreportable segmentrevenue external2024-04-01 → 2024-09-30¥2.9bn
Boring Machine Relatedreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥16m
Boring Machine Relatedreportable segmentsegment profit2024-04-01 → 2024-09-30¥55m
Work Execution Relatedreportable segmentrevenue2024-04-01 → 2024-09-30¥1.6bn
Work Execution Relatedreportable segmentrevenue external2024-04-01 → 2024-09-30¥1.6bn
Work Execution Relatedreportable segmentsegment profit2024-04-01 → 2024-09-30¥62m
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥4.5bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥4.4bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥16m
Total Of Reportable Segments And Otherssegment totalsegment profit2024-04-01 → 2024-09-30¥118m

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

All source rows · 504
ItemContextValueUnit
Number of shares heldInterimInstant_No2MajorShareholdersMember200000
Shareholding ratioInterimInstant_No2MajorShareholdersMember0.0235
Number of shares heldInterimInstant_No3MajorShareholdersMember132000
Shareholding ratioInterimInstant_No3MajorShareholdersMember0.0156
Number of shares heldInterimInstant_No4MajorShareholdersMember100000
Shareholding ratioInterimInstant_No4MajorShareholdersMember0.0117
Number of shares heldInterimInstant_No5MajorShareholdersMember38000
Shareholding ratioInterimInstant_No5MajorShareholdersMember0.0045
Number of shares heldInterimInstant_No6MajorShareholdersMember34000
Shareholding ratioInterimInstant_No6MajorShareholdersMember0.0040
Number of shares heldInterimInstant_No7MajorShareholdersMember29000
Shareholding ratioInterimInstant_No7MajorShareholdersMember0.0034
Number of shares heldInterimInstant_No8MajorShareholdersMember27000
Shareholding ratioInterimInstant_No8MajorShareholdersMember0.0032
Number of shares heldInterimInstant_No9MajorShareholdersMember23000
Shareholding ratioInterimInstant_No9MajorShareholdersMember0.0028
Number of shares heldInterimInstant_No10MajorShareholdersMember20000
Shareholding ratioInterimInstant_No10MajorShareholdersMember0.0023
Number of shares heldInterimInstant7788000
Shareholding ratioInterimInstant0.9184
Number of shares issued shares voting rightsInterimInstant_SharesWithNoVotingRightsMember-
Number of shares issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsTreasurySharesEtcMember-
Number of shares issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsOtherMember-
Number of voting rights issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsOtherMember-
Number of shares issued shares voting rightsInterimInstant_OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMember489900
Number of voting rights issued shares voting rightsInterimInstant_OrdinarySharesSharesWithFullVotingRightsOtherMember84750
Number of shares issued shares voting rightsInterimInstant_OrdinarySharesSharesWithFullVotingRightsOtherMember8475000
Number of shares issued shares voting rightsInterimInstant_OrdinarySharesSharesLessThanOneUnitMember5211
Number of shares issued shares voting rightsInterimInstant8970111
Number of voting rights issued shares voting rightsInterimInstant84750
Number of shares held in own name treasury shares etcInterimInstant_Row1Member489900
Number of shares held in others names treasury shares etcInterimInstant_Row1Member-
Total number of shares held treasury shares etcInterimInstant_Row1Member489900
Shareholding ratio treasury shares etcInterimInstant_Row1Member0.0546
Number of shares held in own name treasury shares etcInterimInstant489900
Number of shares held in others names treasury shares etcInterimInstant-
Total number of shares held treasury shares etcInterimInstant489900
Shareholding ratio treasury shares etcInterimInstant0.0546
Cash and depositsPrior1YearInstant1803890000JPY
Cash and depositsInterimInstant1853177000JPY
Notes and accounts receivable trade and contract assetsPrior1YearInstant3280363000JPY
Notes and accounts receivable trade and contract assetsInterimInstant2450822000JPY
Electronically recorded monetary claims operating caPrior1YearInstant583105000JPY
Electronically recorded monetary claims operating caInterimInstant621245000JPY
Merchandise and finished goodsPrior1YearInstant2160755000JPY
Merchandise and finished goodsInterimInstant2221940000JPY
Raw materials and suppliesPrior1YearInstant427268000JPY
Raw materials and suppliesInterimInstant455343000JPY
Work in processPrior1YearInstant505167000JPY
Work in processInterimInstant453166000JPY

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