Half-year report · HY

Period2025-10-01 → 2026-03-31
Filed2026-05-14
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥727m2025-10-01 → 2026-03-31Cons.Net sales
Revenue¥1.2bn2024-10-01 → 2025-09-30Cons.Net sales (5-year summary)
Revenue¥590m2024-10-01 → 2025-03-31Cons.Net sales
Operating income¥150m2025-10-01 → 2026-03-31Cons.Operating income
Operating income¥114m2024-10-01 → 2025-03-31Cons.Operating income
Ordinary income¥150m2025-10-01 → 2026-03-31Cons.Ordinary income
Ordinary income¥139m2024-10-01 → 2025-09-30Cons.Ordinary income loss (5-year summary)
Ordinary income¥114m2024-10-01 → 2025-03-31Cons.Ordinary income
Profit before tax¥150m2025-10-01 → 2026-03-31Cons.Income before income taxes
Profit before tax−¥8m2024-10-01 → 2025-03-31Cons.Income before income taxes
Net income (owners)¥114m2025-10-01 → 2026-03-31Cons.Profit loss attributable to owners of parent
Net income (owners)−¥32m2024-10-01 → 2025-09-30Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)−¥34m2024-10-01 → 2025-03-31Cons.Profit loss attributable to owners of parent
Net income¥114m2025-10-01 → 2026-03-31Cons.Profit loss
Net income−¥34m2024-10-01 → 2025-03-31Cons.Profit loss
Total assets¥1.5bnat 2026-03-31Cons.Assets
Total assets¥1.9bnat 2025-09-30Cons.Assets
Total assets¥1.8bnat 2025-03-31Cons.Total assets (5-year summary)
Total liabilities¥204mat 2026-03-31Cons.Liabilities
Total liabilities¥209mat 2025-09-30Cons.Liabilities
Net assets / equity¥1.3bnat 2026-03-31Cons.Net assets
Net assets / equity¥1.6bnat 2025-09-30Cons.Net assets
Net assets / equity¥1.6bnat 2025-03-31Cons.Net assets (5-year summary)
Cash and deposits¥270mat 2026-03-31Cons.Cash and deposits
Cash and deposits¥873mat 2025-09-30Cons.Cash and deposits
Cash & equivalents¥270mat 2026-03-31Cons.Cash and cash equivalents
Cash & equivalents¥873mat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥852mat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥762mat 2024-09-30vCons.Cash and cash equivalents
Operating cash flow−¥90m2025-10-01 → 2026-03-31Cons.Net cash provided by used in operating activities
Operating cash flow¥207m2024-10-01 → 2025-09-30Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥130m2024-10-01 → 2025-03-31Cons.Net cash provided by used in operating activities
Investing cash flow−¥13m2025-10-01 → 2026-03-31Cons.Net cash provided by used in investment activities
Investing cash flow−¥60m2024-10-01 → 2025-09-30Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥4m2024-10-01 → 2025-03-31Cons.Net cash provided by used in investment activities
Financing cash flow−¥499m2025-10-01 → 2026-03-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥37m2024-10-01 → 2025-09-30Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥37m2024-10-01 → 2025-03-31Cons.Net cash provided by used in financing activities
EPS (basic)¥121.42025-10-01 → 2026-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥-30.772024-10-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥-32.532024-10-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
Equity ratio86.1%at 2026-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio88.8%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio92.1%at 2025-03-31Cons.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 Itemsreconcilingrevenue2025-10-01 → 2026-03-31−¥38m
Reconciling Itemsreconcilingrevenue intersegment2025-10-01 → 2026-03-31−¥38m
Reconciling Itemsreconcilingsegment profit2025-10-01 → 2026-03-31−¥153m
Commissioned Distillationreportable segmentrevenue2025-10-01 → 2026-03-31¥547m
Commissioned Distillationreportable segmentrevenue external2025-10-01 → 2026-03-31¥547m
Commissioned Distillationreportable segmentsegment profit2025-10-01 → 2026-03-31¥264m
Plant Servicesreportable segmentrevenue2025-10-01 → 2026-03-31¥218m
Plant Servicesreportable segmentrevenue external2025-10-01 → 2026-03-31¥180m
Plant Servicesreportable segmentrevenue intersegment2025-10-01 → 2026-03-31¥38m
Plant Servicesreportable segmentsegment profit2025-10-01 → 2026-03-31¥38m
—segment totalrevenue2025-10-01 → 2026-03-31¥765m
—segment totalrevenue external2025-10-01 → 2026-03-31¥727m
—segment totalrevenue intersegment2025-10-01 → 2026-03-31¥38m
—segment totalsegment profit2025-10-01 → 2026-03-31¥302m
Reconciling Itemsreconcilingrevenue2024-10-01 → 2025-03-31−¥38m
Reconciling Itemsreconcilingrevenue intersegment2024-10-01 → 2025-03-31−¥38m
Reconciling Itemsreconcilingsegment profit2024-10-01 → 2025-03-31−¥122m
Commissioned Distillationreportable segmentrevenue2024-10-01 → 2025-03-31¥560m
Commissioned Distillationreportable segmentrevenue external2024-10-01 → 2025-03-31¥560m
Commissioned Distillationreportable segmentsegment profit2024-10-01 → 2025-03-31¥265m
Plant Servicesreportable segmentrevenue2024-10-01 → 2025-03-31¥68m
Plant Servicesreportable segmentrevenue external2024-10-01 → 2025-03-31¥30m
Plant Servicesreportable segmentrevenue intersegment2024-10-01 → 2025-03-31¥38m
Plant Servicesreportable segmentsegment profit2024-10-01 → 2025-03-31−¥29m
—segment totalrevenue2024-10-01 → 2025-03-31¥628m
—segment totalrevenue external2024-10-01 → 2025-03-31¥590m
—segment totalrevenue intersegment2024-10-01 → 2025-03-31¥38m
—segment totalsegment profit2024-10-01 → 2025-03-31¥236m

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

All source rows · 444
ItemContextValueUnit
Name major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)大阪油化工業社員持株会
Address major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)大阪府枚方市新町1丁目12-1関医アネックス第2ビル7階
Name major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)恩田 徹
Address major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)東京都練馬区
Name major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)サン・アーク・ラボ株式会社
Address major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)宮城県仙台市青葉区中央3丁目3-3
Name major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)家高 健志
Address major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)大阪府枚方市
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_OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsInterimInstant_OrdinarySharesSharesWithFullVotingRightsOtherMemberText · Plus
Description issued shares voting rightsInterimInstant_OrdinarySharesSharesLessThanOneUnitMember-
Treasury shares etc (text)FilingDateInstantText · Plus
Name of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)大阪油化工業株式会社
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)大阪府枚方市春日西町二丁目27番33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
Note on change of independent auditors 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 changes in scope of consolidation or equity method (text)InterimDurationText · Plus
Major components of selling general and administrative expenses (text)InterimDurationText · Plus
Notes regarding impairment loss (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 when there is significant changes in amounts of equity (text)Prior1InterimDurationText · Plus
Notes regarding dividend (text)InterimDurationText · Plus
Notes when there is significant changes in amounts of equity (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
Footnotes regarding segment information table (text)InterimDurationText · Plus
Information about impairment loss of non current assets or goodwill etc for each reportable segment (text)InterimDurationText · Plus
Notes revenue recognition semi annual consolidated financial statements (text)InterimDurationText · Plus
Notes per share information semi annual consolidated financial statements (text)InterimDurationText · Plus
Other information consolidated financial statements etc (text)InterimDurationText · Plus
Information about company which provides guarantee to reporting company (text)FilingDateInstantText · 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 2025-09-30pass
balance sheet identityconsolidated 2026-03-31pass
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-09-30pass
statement vs summary · net assetsconsolidated 2026-03-31pass
statement vs summary · net income attributable to parentconsolidated 2024-10-01/2025-03-31pass
statement vs summary · net income attributable to parentconsolidated 2025-10-01/2026-03-31pass
statement vs summary · operating cash flowconsolidated 2024-10-01/2025-03-31pass
statement vs summary · operating cash flowconsolidated 2025-10-01/2026-03-31pass
statement vs summary · revenueconsolidated 2024-10-01/2025-03-31pass
statement vs summary · revenueconsolidated 2025-10-01/2026-03-31pass
statement vs summary · total assetsconsolidated 2025-09-30pass
statement vs summary · total assetsconsolidated 2026-03-31pass