Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-14
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥12.8bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥23.5bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥10.0bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥1.4bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥1.2bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥1.4bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥2.7bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥1.2bn2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥1.4bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥1.2bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥977m2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥2.0bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥816m2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥975m2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥814m2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥17.4bnat 2025-09-30Cons.Assets
Total assets¥17.9bnat 2025-03-31Cons.Assets
Total assets¥16.8bnat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥8.4bnat 2025-09-30Cons.Liabilities
Total liabilities¥9.3bnat 2025-03-31Cons.Liabilities
Net assets / equity¥9.0bnat 2025-09-30Cons.Net assets
Net assets / equity¥8.6bnat 2025-03-31Cons.Net assets
Net assets / equity¥7.4bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥1.6bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥2.3bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥1.5bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥2.1bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥1.4bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥2.0bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥24m2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥1.3bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥125m2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥76m2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥511m2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥205m2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥574m2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥645m2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥443m2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥100.772025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥203.582024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥84.52024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio52.0%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio48.1%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio44.1%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 · 42
SegmentItemPeriodValue
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2025-04-01 → 2025-09-30¥278m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2025-04-01 → 2025-09-30¥278m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2025-04-01 → 2025-09-30−¥43m
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥1m
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥1m
Reconciling Itemsreconcilingsegment profit2025-04-01 → 2025-09-30−¥507m
Cement Products For Civil Manufacturingreportable segmentrevenue2025-04-01 → 2025-09-30¥7.4bn
Cement Products For Civil Manufacturingreportable segmentrevenue external2025-04-01 → 2025-09-30¥7.4bn
Cement Products For Civil Manufacturingreportable segmentsegment profit2025-04-01 → 2025-09-30¥1.5bn
Cement Products For Constructionreportable segmentrevenue2025-04-01 → 2025-09-30¥5.1bn
Cement Products For Constructionreportable segmentrevenue external2025-04-01 → 2025-09-30¥5.1bn
Cement Products For Constructionreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥1m
Cement Products For Constructionreportable segmentsegment profit2025-04-01 → 2025-09-30¥458m
—segment totalrevenue2025-04-01 → 2025-09-30¥12.5bn
—segment totalrevenue external2025-04-01 → 2025-09-30¥12.5bn
—segment totalrevenue intersegment2025-04-01 → 2025-09-30¥1m
—segment totalsegment profit2025-04-01 → 2025-09-30¥2.0bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥12.8bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥12.8bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥1m
Total Of Reportable Segments And Otherssegment totalsegment profit2025-04-01 → 2025-09-30¥1.9bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2024-04-01 → 2024-09-30¥309m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2024-04-01 → 2024-09-30¥309m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2024-04-01 → 2024-09-30−¥33m
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥944,000
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥944,000
Reconciling Itemsreconcilingsegment profit2024-04-01 → 2024-09-30−¥463m
Cement Products For Civil Manufacturingreportable segmentrevenue2024-04-01 → 2024-09-30¥7.1bn
Cement Products For Civil Manufacturingreportable segmentrevenue external2024-04-01 → 2024-09-30¥7.1bn
Cement Products For Civil Manufacturingreportable segmentsegment profit2024-04-01 → 2024-09-30¥1.3bn
Cement Products For Constructionreportable segmentrevenue2024-04-01 → 2024-09-30¥2.6bn
Cement Products For Constructionreportable segmentrevenue external2024-04-01 → 2024-09-30¥2.6bn
Cement Products For Constructionreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥944,000
Cement Products For Constructionreportable segmentsegment profit2024-04-01 → 2024-09-30¥350m
—segment totalrevenue2024-04-01 → 2024-09-30¥9.7bn
—segment totalrevenue external2024-04-01 → 2024-09-30¥9.7bn
—segment totalrevenue intersegment2024-04-01 → 2024-09-30¥944,000
—segment totalsegment profit2024-04-01 → 2024-09-30¥1.7bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥10.0bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥10.0bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥944,000
Total Of Reportable Segments And Otherssegment totalsegment profit2024-04-01 → 2024-09-30¥1.7bn

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

All source rows · 507
ItemContextValueUnit
Major shareholders (text)FilingDateInstantText · Plus
Name major shareholdersInterimInstant_No1MajorShareholdersMember
Original text (Japanese)茂森 潔
Address major shareholdersInterimInstant_No1MajorShareholdersMember
Original text (Japanese)熊本県熊本市東区
Name major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)株式会社麻生
Address major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)福岡県飯塚市芳雄町7-18
Name major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)茂森 拓
Address major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)熊本県熊本市中央区
Name major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)伊藤忠丸紅住商テクノスチール株式会社
Address major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)東京都千代田区大手町1-6-1
Name major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)UBE三菱セメント株式会社
Address major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)東京都千代田区内幸町2-1-1
Name major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)株式会社日本カストディ銀行(信託E口)
Address major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)東京都中央区晴海1-8-12
Name major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)株式会社南日本銀行
Address major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)鹿児島県鹿児島市山下町1-1
Name major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)江田 幸雄
Address major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)栃木県宇都宮市
Name major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)共和コンクリート工業株式会社
Address major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)北海道札幌市北区北八条3-28
Name major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)ヤマックス従業員持株会
Address major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)熊本県熊本市中央区水前寺3-9-5
Issued shares voting rights (text)FilingDateInstantText · Plus
Description issued shares voting rightsInterimInstant_SharesWithNoVotingRightsMember-
Description issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsOtherMember-
Description issued shares voting rightsInterimInstant_SharesWithFullVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsInterimInstant_SharesWithFullVotingRightsOtherMember-
Description issued shares voting rightsInterimInstant_SharesLessThanOneUnitMember-
Treasury shares etc (text)FilingDateInstantText · Plus
Name of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)株式会社ヤマックス
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)熊本市中央区水前寺3丁目9番5号
Information about officers (text)FilingDateInstantText · Plus
Regulations in accordance with which consolidated financial statements have been prepared financial informationInterimDurationText · Plus
Type1 semi annual consolidated financial statements financial informationInterimDurationText · Plus
Note on independent audit financial informationInterimDurationText · Plus
Type1 semi annual consolidated balance sheet (text)InterimDurationText · Plus
Type1 semi annual consolidated statement of income (text)InterimDurationText · Plus
Type1 semi annual consolidated statement of comprehensive income (text)InterimDurationText · Plus
Type1 semi annual consolidated statement of cash flows (text)InterimDurationText · Plus
Notes accounting treatments specific to semi annual financial statements type1 semi annual consolidated financial statements (text)InterimDurationText · Plus
Notes regarding trade notes receivable discounted or transferred by endorsement (text)InterimInstantText · Plus
Discounted trade electronically recorded monetary claims (text)InterimInstantText · Plus
Major components of selling general and administrative expenses (text)InterimDurationText · Plus
Notes when there is significant seasonal fluctuation in sales or operating expenses (text)InterimDurationText · Plus
Reconciliation of ending balance of cash and cash equivalents with account balances per balance sheet (text)InterimDurationText · Plus
Notes regarding dividend (text)Prior1InterimDurationText · Plus
Notes regarding dividend (text)InterimDurationText · Plus
Notes segment information etc type1 semi annual consolidated financial statements (text)InterimDurationText · Plus
Footnotes regarding segment information table (text)Prior1InterimDurationText · Plus
Information about impairment loss of non current assets or goodwill etc for each reportable segment (text)Prior1InterimDurationText · Plus

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