Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-12
StandardJapan GAAP
ConsolidatedNo
Data checks12 of 12 passed
Key figures · 46
MetricValuePeriodScopeSource row
Revenue¥35.1bn2025-04-01 → 2025-09-30StandaloneNet sales
Revenue¥70.1bn2024-04-01 → 2025-03-31StandaloneNet sales (5-year summary)
Revenue¥32.8bn2024-04-01 → 2024-09-30StandaloneNet sales
Operating income¥831m2025-04-01 → 2025-09-30StandaloneOperating income
Operating income¥839m2024-04-01 → 2024-09-30StandaloneOperating income
Ordinary income¥1.0bn2025-04-01 → 2025-09-30StandaloneOrdinary income
Ordinary income¥2.1bn2024-04-01 → 2025-03-31StandaloneOrdinary income loss (5-year summary)
Ordinary income¥998m2024-04-01 → 2024-09-30StandaloneOrdinary income
Profit before tax¥1.0bn2025-04-01 → 2025-09-30StandaloneIncome before income taxes
Profit before tax¥1.6bn2024-04-01 → 2024-09-30StandaloneIncome before income taxes
Net income¥621m2025-04-01 → 2025-09-30StandaloneProfit loss
Net income¥1.8bn2024-04-01 → 2025-03-31StandaloneNet income loss (5-year summary)
Net income¥1.1bn2024-04-01 → 2024-09-30StandaloneProfit loss
Total assets¥90.8bnat 2025-09-30StandaloneAssets
Total assets¥90.1bnat 2025-03-31StandaloneAssets
Total assets¥88.5bnat 2024-09-30StandaloneTotal assets (5-year summary)
Total liabilities¥24.4bnat 2025-09-30StandaloneLiabilities
Total liabilities¥25.3bnat 2025-03-31StandaloneLiabilities
Net assets / equity¥66.4bnat 2025-09-30StandaloneNet assets
Net assets / equity¥64.9bnat 2025-03-31StandaloneNet assets
Net assets / equity¥67.5bnat 2024-09-30StandaloneNet assets (5-year summary)
Cash and deposits¥14.8bnat 2025-09-30StandaloneCash and deposits
Cash and deposits¥10.2bnat 2025-03-31StandaloneCash and deposits
Cash & equivalents¥14.8bnat 2025-09-30StandaloneCash and cash equivalents
Cash & equivalents¥10.2bnat 2025-03-31StandaloneCash and cash equivalents
Cash & equivalents¥15.9bnat 2024-09-30StandaloneCash and cash equivalents
Cash & equivalents¥18.6bnat 2024-03-31vStandaloneCash and cash equivalents
Operating cash flow¥8.7bn2025-04-01 → 2025-09-30StandaloneNet cash provided by used in operating activities
Operating cash flow−¥355m2024-04-01 → 2025-03-31StandaloneNet cash provided by used in operating activities (5-year summary)
Operating cash flow¥8.9bn2024-04-01 → 2024-09-30StandaloneNet cash provided by used in operating activities
Investing cash flow−¥78m2025-04-01 → 2025-09-30StandaloneNet cash provided by used in investment activities
Investing cash flow¥1.9bn2024-04-01 → 2025-03-31StandaloneNet cash provided by used in investing activities (5-year summary)
Investing cash flow−¥2.5bn2024-04-01 → 2024-09-30StandaloneNet cash provided by used in investment activities
Financing cash flow−¥4.1bn2025-04-01 → 2025-09-30StandaloneNet cash provided by used in financing activities
Financing cash flow−¥10.0bn2024-04-01 → 2025-03-31StandaloneNet cash provided by used in financing activities (5-year summary)
Financing cash flow−¥9.0bn2024-04-01 → 2024-09-30StandaloneNet cash provided by used in financing activities
EPS (basic)¥24.452025-04-01 → 2025-09-30StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥63.472024-04-01 → 2025-03-31StandaloneBasic earnings loss per share (5-year summary)
EPS (basic)¥38.312024-04-01 → 2024-09-30StandaloneBasic earnings loss per share (5-year summary)
Dividend per share¥412024-04-01 → 2025-03-31StandaloneDividend paid per share (5-year summary)
Equity ratio73.1%at 2025-09-30StandaloneEquity to asset ratio (5-year summary)
Equity ratio72.0%at 2025-03-31StandaloneEquity to asset ratio (5-year summary)
Equity ratio76.2%at 2024-09-30StandaloneEquity to asset ratio (5-year summary)
Shares issued26,794,000at 2025-09-30StandaloneTotal number of issued shares (5-year summary)
Shares issued26,794,000at 2025-03-31StandaloneTotal number of issued shares (5-year summary)
Shares issued15,397,000at 2024-09-30StandaloneTotal number of issued shares (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 · 24
SegmentItemPeriodValue
Constructionreportable segmentrevenue2025-04-01 → 2025-09-30¥16.7bn
Constructionreportable segmentrevenue external2025-04-01 → 2025-09-30¥16.7bn
Constructionreportable segmentsegment profit2025-04-01 → 2025-09-30¥1.7bn
Public Worksreportable segmentrevenue2025-04-01 → 2025-09-30¥18.5bn
Public Worksreportable segmentrevenue external2025-04-01 → 2025-09-30¥18.5bn
Public Worksreportable segmentsegment profit2025-04-01 → 2025-09-30¥1.6bn
—segment totalrevenue2025-04-01 → 2025-09-30¥35.1bn
—segment totalrevenue external2025-04-01 → 2025-09-30¥35.1bn
—segment totalsegment profit2025-04-01 → 2025-09-30¥3.3bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥35.1bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥35.1bn
Total Of Reportable Segments And Otherssegment totalsegment profit2025-04-01 → 2025-09-30¥3.3bn
Constructionreportable segmentrevenue2024-04-01 → 2024-09-30¥15.4bn
Constructionreportable segmentrevenue external2024-04-01 → 2024-09-30¥15.4bn
Constructionreportable segmentsegment profit2024-04-01 → 2024-09-30¥1.8bn
Public Worksreportable segmentrevenue2024-04-01 → 2024-09-30¥17.4bn
Public Worksreportable segmentrevenue external2024-04-01 → 2024-09-30¥17.4bn
Public Worksreportable segmentsegment profit2024-04-01 → 2024-09-30¥1.2bn
—segment totalrevenue2024-04-01 → 2024-09-30¥32.8bn
—segment totalrevenue external2024-04-01 → 2024-09-30¥32.8bn
—segment totalsegment profit2024-04-01 → 2024-09-30¥3.0bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥32.8bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥32.8bn
Total Of Reportable Segments And Otherssegment totalsegment profit2024-04-01 → 2024-09-30¥3.0bn

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

All source rows · 471
ItemContextValueUnit
Revenues from external customersInterimDuration_NonConsolidatedMember_TotalOfReportableSegmentsAndOthersMember35138000000JPY
Transactions with other segmentsInterimDuration_NonConsolidatedMember_jpcrp040300-ssr_E00255-000ConstructionReportableSegmentsMember-JPY
Transactions with other segmentsInterimDuration_NonConsolidatedMember_jpcrp040300-ssr_E00255-000PublicWorksReportableSegmentsMember-JPY
Transactions with other segmentsInterimDuration_NonConsolidatedMember_ReportableSegmentsMember-JPY
Transactions with other segmentsInterimDuration_NonConsolidatedMember_TotalOfReportableSegmentsAndOthersMember-JPY
Net salesInterimDuration_NonConsolidatedMember_jpcrp040300-ssr_E00255-000ConstructionReportableSegmentsMember16660000000JPY
Net salesInterimDuration_NonConsolidatedMember_jpcrp040300-ssr_E00255-000PublicWorksReportableSegmentsMember18477000000JPY
Net salesInterimDuration_NonConsolidatedMember_ReportableSegmentsMember35138000000JPY
Net salesInterimDuration_NonConsolidatedMember_TotalOfReportableSegmentsAndOthersMember35138000000JPY
Operating incomeInterimDuration_NonConsolidatedMember_jpcrp040300-ssr_E00255-000ConstructionReportableSegmentsMember1709000000JPY
Operating incomeInterimDuration_NonConsolidatedMember_jpcrp040300-ssr_E00255-000PublicWorksReportableSegmentsMember1621000000JPY
Operating incomeInterimDuration_NonConsolidatedMember_ReportableSegmentsMember3330000000JPY
Operating incomeInterimDuration_NonConsolidatedMember_TotalOfReportableSegmentsAndOthersMember3330000000JPY
Document title cover pageFilingDateInstant
Original text (Japanese)半期報告書
Clause of stipulation cover pageFilingDateInstant
Original text (Japanese)金融商品取引法第24条の5第1項の表の第1号
Place of filing cover pageFilingDateInstant
Original text (Japanese)関東財務局長
Filing date cover pageFilingDateInstant2025-11-12
Semi annual accounting period cover pageFilingDateInstant
Original text (Japanese)第89期中(自 2025年4月1日 至 2025年9月30日)
Company name cover pageFilingDateInstant
Original text (Japanese)株式会社大本組
Company name in english cover pageFilingDateInstantOHMOTO GUMI CO., LTD.
Title and name of representative cover pageFilingDateInstant
Original text (Japanese)代表取締役社長  三 宅 啓 一
Address of registered headquarter cover pageFilingDateInstant
Original text (Japanese)岡山市北区内山下一丁目1番13号
Telephone number address of registered headquarter cover pageFilingDateInstant
Original text (Japanese)(086)225-5131(代表)
Name of contact person address of registered headquarter cover pageFilingDateInstant
Original text (Japanese)取締役専務執行役員管理本部長  富 塚 照 彦
Nearest place of contact cover pageFilingDateInstant
Original text (Japanese)東京都港区南青山五丁目9番15号 青山OHMOTOビル
Telephone number nearest place of contact cover pageFilingDateInstant
Original text (Japanese)(03)6752-7007(代表)
Name of contact person nearest place of contact cover pageFilingDateInstant
Original text (Japanese)取締役専務執行役員管理本部長  富 塚 照 彦
Place for public inspection cover page (text)FilingDateInstantText · Plus
Edinet codeFilingDateInstantE00255
Fund codeFilingDateInstant-
Security codeFilingDateInstant17930
Filer name in japaneseFilingDateInstant
Original text (Japanese)株式会社大本組
Filer name in englishFilingDateInstantOHMOTO GUMI CO., LTD.
Fund name in japaneseFilingDateInstant-
Fund name in englishFilingDateInstant-
Cabinet office ordinanceFilingDateInstant
Original text (Japanese)企業内容等の開示に関する内閣府令
Document typeFilingDateInstant
Original text (Japanese)第四号の三様式
Accounting standardsFilingDateInstantJapan GAAP
Whether consolidated financial statements are preparedFilingDateInstantfalse
Industry code when consolidated financial statements are prepared in accordance with industry specific regulationsFilingDateInstant-
Industry code when financial statements are prepared in accordance with industry specific regulationsFilingDateInstantcns
Current fiscal year start dateFilingDateInstant2025-04-01
Current period end dateFilingDateInstant2025-09-30
Type of current periodFilingDateInstantHY
Current fiscal year end dateFilingDateInstant2026-03-31
Previous fiscal year start dateFilingDateInstant2024-04-01
Comparative period end dateFilingDateInstant2024-09-30
Previous fiscal year end dateFilingDateInstant2025-03-31
Next fiscal year start dateFilingDateInstant-
End date of quarterly or semi annual period of next fiscal yearFilingDateInstant-

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 · 12 of 12 passed
balance sheet identitynon_consolidated 2025-03-31pass rounding
balance sheet identitynon_consolidated 2025-09-30pass rounding
dei present pass
period resolution pass
statement vs summary · net assetsnon_consolidated 2025-03-31pass
statement vs summary · net assetsnon_consolidated 2025-09-30pass
statement vs summary · operating cash flownon_consolidated 2024-04-01/2024-09-30pass
statement vs summary · operating cash flownon_consolidated 2025-04-01/2025-09-30pass
statement vs summary · revenuenon_consolidated 2024-04-01/2024-09-30pass
statement vs summary · revenuenon_consolidated 2025-04-01/2025-09-30pass
statement vs summary · total assetsnon_consolidated 2025-03-31pass
statement vs summary · total assetsnon_consolidated 2025-09-30pass