Half-year report · HY

Period2025-12-01 → 2026-05-31
Filed2026-07-09
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥20.0bn2025-12-01 → 2026-05-31Cons.Net sales
Revenue¥36.3bn2024-12-01 → 2025-11-30Cons.Net sales (5-year summary)
Revenue¥17.4bn2024-12-01 → 2025-05-31Cons.Net sales
Operating income¥4.4bn2025-12-01 → 2026-05-31Cons.Operating income
Operating income¥2.9bn2024-12-01 → 2025-05-31Cons.Operating income
Ordinary income¥4.6bn2025-12-01 → 2026-05-31Cons.Ordinary income
Ordinary income¥6.6bn2024-12-01 → 2025-11-30Cons.Ordinary income loss (5-year summary)
Ordinary income¥3.0bn2024-12-01 → 2025-05-31Cons.Ordinary income
Profit before tax¥4.6bn2025-12-01 → 2026-05-31Cons.Income before income taxes
Profit before tax¥3.0bn2024-12-01 → 2025-05-31Cons.Income before income taxes
Net income (owners)¥3.1bn2025-12-01 → 2026-05-31Cons.Profit loss attributable to owners of parent
Net income (owners)¥6.9bn2024-12-01 → 2025-11-30Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥2.1bn2024-12-01 → 2025-05-31Cons.Profit loss attributable to owners of parent
Net income¥3.2bn2025-12-01 → 2026-05-31Cons.Profit loss
Net income¥2.2bn2024-12-01 → 2025-05-31Cons.Profit loss
Total assets¥69.6bnat 2026-05-31Cons.Assets
Total assets¥63.7bnat 2025-11-30Cons.Assets
Total assets¥58.6bnat 2025-05-31Cons.Total assets (5-year summary)
Total liabilities¥14.2bnat 2026-05-31Cons.Liabilities
Total liabilities¥13.2bnat 2025-11-30Cons.Liabilities
Net assets / equity¥55.4bnat 2026-05-31Cons.Net assets
Net assets / equity¥50.5bnat 2025-11-30Cons.Net assets
Net assets / equity¥45.2bnat 2025-05-31Cons.Net assets (5-year summary)
Cash and deposits¥17.1bnat 2026-05-31Cons.Cash and deposits
Cash and deposits¥15.9bnat 2025-11-30Cons.Cash and deposits
Cash & equivalents¥17.1bnat 2026-05-31Cons.Cash and cash equivalents
Cash & equivalents¥15.9bnat 2025-11-30Cons.Cash and cash equivalents
Cash & equivalents¥12.6bnat 2025-05-31Cons.Cash and cash equivalents
Cash & equivalents¥13.0bnat 2024-11-30vCons.Cash and cash equivalents
Operating cash flow¥2.6bn2025-12-01 → 2026-05-31Cons.Net cash provided by used in operating activities
Operating cash flow¥7.1bn2024-12-01 → 2025-11-30Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥3.7bn2024-12-01 → 2025-05-31Cons.Net cash provided by used in operating activities
Investing cash flow−¥851m2025-12-01 → 2026-05-31Cons.Net cash provided by used in investment activities
Investing cash flow¥1.5bn2024-12-01 → 2025-11-30Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥711m2024-12-01 → 2025-05-31Cons.Net cash provided by used in investment activities
Financing cash flow−¥1.1bn2025-12-01 → 2026-05-31Cons.Net cash provided by used in financing activities
Financing cash flow−¥5.9bn2024-12-01 → 2025-11-30Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥3.4bn2024-12-01 → 2025-05-31Cons.Net cash provided by used in financing activities
EPS (basic)¥151.762025-12-01 → 2026-05-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥336.682024-12-01 → 2025-11-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥103.712024-12-01 → 2025-05-31Cons.Basic earnings loss per share (5-year summary)
Equity ratio78.1%at 2026-05-31Cons.Equity to asset ratio (5-year summary)
Equity ratio78.0%at 2025-11-30Cons.Equity to asset ratio (5-year summary)
Equity ratio75.7%at 2025-05-31Cons.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 · 35
SegmentItemPeriodValue
Reconciling Itemsreconcilingrevenue2025-12-01 → 2026-05-31−¥317m
Reconciling Itemsreconcilingrevenue intersegment2025-12-01 → 2026-05-31−¥317m
Reconciling Itemsreconcilingsegment profit2025-12-01 → 2026-05-31−¥34m
Chemical Productsreportable segmentrevenue2025-12-01 → 2026-05-31¥6.7bn
Chemical Productsreportable segmentrevenue external2025-12-01 → 2026-05-31¥6.7bn
Chemical Productsreportable segmentrevenue intersegment2025-12-01 → 2026-05-31¥288,000
Chemical Productsreportable segmentsegment profit2025-12-01 → 2026-05-31¥1.3bn
Electronics Materialsreportable segmentrevenue2025-12-01 → 2026-05-31¥9.7bn
Electronics Materialsreportable segmentrevenue external2025-12-01 → 2026-05-31¥9.7bn
Electronics Materialsreportable segmentsegment profit2025-12-01 → 2026-05-31¥2.2bn
Specialty Chemicalsreportable segmentrevenue2025-12-01 → 2026-05-31¥4.0bn
Specialty Chemicalsreportable segmentrevenue external2025-12-01 → 2026-05-31¥3.7bn
Specialty Chemicalsreportable segmentrevenue intersegment2025-12-01 → 2026-05-31¥317m
Specialty Chemicalsreportable segmentsegment profit2025-12-01 → 2026-05-31¥990m
Total Of Reportable Segments And Otherssegment totalrevenue2025-12-01 → 2026-05-31¥20.4bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-12-01 → 2026-05-31¥20.0bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-12-01 → 2026-05-31¥317m
Total Of Reportable Segments And Otherssegment totalsegment profit2025-12-01 → 2026-05-31¥4.5bn
Reconciling Itemsreconcilingrevenue2024-12-01 → 2025-05-31−¥226m
Reconciling Itemsreconcilingrevenue intersegment2024-12-01 → 2025-05-31−¥226m
Reconciling Itemsreconcilingsegment profit2024-12-01 → 2025-05-31−¥1m
Chemical Productsreportable segmentrevenue2024-12-01 → 2025-05-31¥6.5bn
Chemical Productsreportable segmentrevenue external2024-12-01 → 2025-05-31¥6.5bn
Chemical Productsreportable segmentsegment profit2024-12-01 → 2025-05-31¥1.0bn
Electronics Materialsreportable segmentrevenue2024-12-01 → 2025-05-31¥7.8bn
Electronics Materialsreportable segmentrevenue external2024-12-01 → 2025-05-31¥7.8bn
Electronics Materialsreportable segmentsegment profit2024-12-01 → 2025-05-31¥1.3bn
Specialty Chemicalsreportable segmentrevenue2024-12-01 → 2025-05-31¥3.3bn
Specialty Chemicalsreportable segmentrevenue external2024-12-01 → 2025-05-31¥3.1bn
Specialty Chemicalsreportable segmentrevenue intersegment2024-12-01 → 2025-05-31¥226m
Specialty Chemicalsreportable segmentsegment profit2024-12-01 → 2025-05-31¥618m
Total Of Reportable Segments And Otherssegment totalrevenue2024-12-01 → 2025-05-31¥17.6bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-12-01 → 2025-05-31¥17.4bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-12-01 → 2025-05-31¥226m
Total Of Reportable Segments And Otherssegment totalsegment profit2024-12-01 → 2025-05-31¥2.9bn

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

All source rows · 528
ItemContextValueUnit
Name of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)大阪有機化学工業株式会社
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)大阪市中央区安土町1丁目8番15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 changes in scope of consolidation or equity method (text)InterimDurationText · Plus
Notes regarding promissory notes due on balance sheet date (text)InterimInstantText · Plus
Major components of selling general and administrative 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 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
Notes significant events after reporting period 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 2025-11-30pass rounding
balance sheet identityconsolidated 2026-05-31pass
dei present pass
period resolution pass
statement vs summary · net assetsconsolidated 2025-11-30pass
statement vs summary · net assetsconsolidated 2026-05-31pass
statement vs summary · net income attributable to parentconsolidated 2024-12-01/2025-05-31pass
statement vs summary · net income attributable to parentconsolidated 2025-12-01/2026-05-31pass
statement vs summary · operating cash flowconsolidated 2024-12-01/2025-05-31pass
statement vs summary · operating cash flowconsolidated 2025-12-01/2026-05-31pass
statement vs summary · revenueconsolidated 2024-12-01/2025-05-31pass
statement vs summary · revenueconsolidated 2025-12-01/2026-05-31pass
statement vs summary · total assetsconsolidated 2025-11-30pass
statement vs summary · total assetsconsolidated 2026-05-31pass