Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-11
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥1.33T2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥2.80T2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥1.32T2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥60.3bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥41.2bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥53.2bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥150.8bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥58.8bn2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥52.6bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥52.3bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥23.6bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥57.7bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥20.6bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥27.6bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥25.6bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥2.11Tat 2025-09-30Cons.Assets
Total assets¥2.16Tat 2025-03-31Cons.Assets
Total assets¥2.22Tat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥1.40Tat 2025-09-30Cons.Liabilities
Total liabilities¥1.45Tat 2025-03-31Cons.Liabilities
Net assets / equity¥717.0bnat 2025-09-30Cons.Net assets
Net assets / equity¥707.5bnat 2025-03-31Cons.Net assets
Net assets / equity¥724.6bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥126.7bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥126.9bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥56.5bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥34.9bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥44.4bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥105.5bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥120.4bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥137.1bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥21.2bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥23.7bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥145.7bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥118.1bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥71.1bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥69.0bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow¥28.3bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥143.932025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥336.392024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥118.582024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio27.9%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio27.1%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio26.8%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 · 46
SegmentItemPeriodValue
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2025-04-01 → 2025-09-30¥36.7bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2025-04-01 → 2025-09-30¥12.3bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2025-04-01 → 2025-09-30¥24.4bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment ordinary income2025-04-01 → 2025-09-30¥2.3bn
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥130.4bn
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥130.4bn
Reconciling Itemsreconcilingsegment ordinary income2025-04-01 → 2025-09-30¥5.6bn
Oil Exploration And Productionreportable segmentrevenue2025-04-01 → 2025-09-30¥65.4bn
Oil Exploration And Productionreportable segmentrevenue external2025-04-01 → 2025-09-30¥28.3bn
Oil Exploration And Productionreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥37.1bn
Oil Exploration And Productionreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥24.1bn
Petrochemicalreportable segmentrevenue2025-04-01 → 2025-09-30¥174.5bn
Petrochemicalreportable segmentrevenue external2025-04-01 → 2025-09-30¥150.9bn
Petrochemicalreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥23.5bn
Petrochemicalreportable segmentsegment ordinary income2025-04-01 → 2025-09-30−¥2.2bn
Petroleum Businessreportable segmentrevenue2025-04-01 → 2025-09-30¥1.18T
Petroleum Businessreportable segmentrevenue external2025-04-01 → 2025-09-30¥1.14T
Petroleum Businessreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥45.2bn
Petroleum Businessreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥24.1bn
Renewable Energy Businessreportable segmentrevenue2025-04-01 → 2025-09-30¥6.1bn
Renewable Energy Businessreportable segmentrevenue external2025-04-01 → 2025-09-30¥6.0bn
Renewable Energy Businessreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥126m
Renewable Energy Businessreportable segmentsegment ordinary income2025-04-01 → 2025-09-30−¥567m
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2024-04-01 → 2024-09-30¥36.5bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2024-04-01 → 2024-09-30¥12.5bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2024-04-01 → 2024-09-30¥24.0bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment ordinary income2024-04-01 → 2024-09-30¥2.7bn
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥118.8bn
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥118.8bn
Reconciling Itemsreconcilingsegment ordinary income2024-04-01 → 2024-09-30¥3.8bn
Oil Exploration And Productionreportable segmentrevenue2024-04-01 → 2024-09-30¥62.3bn
Oil Exploration And Productionreportable segmentrevenue external2024-04-01 → 2024-09-30¥22.5bn
Oil Exploration And Productionreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥39.8bn
Oil Exploration And Productionreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥45.0bn
Petrochemicalreportable segmentrevenue2024-04-01 → 2024-09-30¥160.5bn
Petrochemicalreportable segmentrevenue external2024-04-01 → 2024-09-30¥139.4bn
Petrochemicalreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥21.1bn
Petrochemicalreportable segmentsegment ordinary income2024-04-01 → 2024-09-30−¥4.3bn
Petroleum Businessreportable segmentrevenue2024-04-01 → 2024-09-30¥1.18T
Petroleum Businessreportable segmentrevenue external2024-04-01 → 2024-09-30¥1.14T
Petroleum Businessreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥33.9bn
Petroleum Businessreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥12.5bn
Renewable Energy Businessreportable segmentrevenue2024-04-01 → 2024-09-30¥4.8bn
Renewable Energy Businessreportable segmentrevenue external2024-04-01 → 2024-09-30¥4.8bn
Renewable Energy Businessreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥46m
Renewable Energy Businessreportable segmentsegment ordinary income2024-04-01 → 2024-09-30−¥920m

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

All source rows · 573
ItemContextValueUnit
Outsourcing expenses sgaPrior1InterimDuration19874000000JPY
Outsourcing expenses sgaInterimDuration21387000000JPY
Revenues from external customersPrior1InterimDuration_jpcrp040300-ssr_E31632-000PetroleumBusinessReportableSegmentsMember1141989000000JPY
Revenues from external customersPrior1InterimDuration_jpcrp040300-ssr_E31632-000PetrochemicalReportableSegmentsMember139394000000JPY
Revenues from external customersPrior1InterimDuration_jpcrp040300-ssr_E31632-000OilExplorationAndProductionReportableSegmentsMember22491000000JPY
Revenues from external customersPrior1InterimDuration_jpcrp040300-ssr_E31632-000RenewableEnergyBusinessReportableSegmentsMember4757000000JPY
Revenues from external customersPrior1InterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember12497000000JPY
Revenues from external customersPrior1InterimDuration_ReconcilingItemsMember-JPY
Revenues from external customersPrior1InterimDuration1321131000000JPY
Transactions with other segmentsPrior1InterimDuration_jpcrp040300-ssr_E31632-000PetroleumBusinessReportableSegmentsMember33897000000JPY
Transactions with other segmentsPrior1InterimDuration_jpcrp040300-ssr_E31632-000PetrochemicalReportableSegmentsMember21134000000JPY
Transactions with other segmentsPrior1InterimDuration_jpcrp040300-ssr_E31632-000OilExplorationAndProductionReportableSegmentsMember39763000000JPY
Transactions with other segmentsPrior1InterimDuration_jpcrp040300-ssr_E31632-000RenewableEnergyBusinessReportableSegmentsMember46000000JPY
Transactions with other segmentsPrior1InterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember23971000000JPY
Transactions with other segmentsPrior1InterimDuration_ReconcilingItemsMember-118813000000JPY
Transactions with other segmentsPrior1InterimDuration-JPY
Net salesPrior1InterimDuration_jpcrp040300-ssr_E31632-000PetroleumBusinessReportableSegmentsMember1175886000000JPY
Net salesPrior1InterimDuration_jpcrp040300-ssr_E31632-000PetrochemicalReportableSegmentsMember160529000000JPY
Net salesPrior1InterimDuration_jpcrp040300-ssr_E31632-000OilExplorationAndProductionReportableSegmentsMember62255000000JPY
Net salesPrior1InterimDuration_jpcrp040300-ssr_E31632-000RenewableEnergyBusinessReportableSegmentsMember4804000000JPY
Net salesPrior1InterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember36468000000JPY
Net salesPrior1InterimDuration_ReconcilingItemsMember-118813000000JPY
Net salesPrior1InterimDuration1321131000000JPY
Ordinary incomePrior1InterimDuration_jpcrp040300-ssr_E31632-000PetroleumBusinessReportableSegmentsMember12547000000JPY
Ordinary incomePrior1InterimDuration_jpcrp040300-ssr_E31632-000PetrochemicalReportableSegmentsMember-4347000000JPY
Ordinary incomePrior1InterimDuration_jpcrp040300-ssr_E31632-000OilExplorationAndProductionReportableSegmentsMember45010000000JPY
Ordinary incomePrior1InterimDuration_jpcrp040300-ssr_E31632-000RenewableEnergyBusinessReportableSegmentsMember-920000000JPY
Ordinary incomePrior1InterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember2733000000JPY
Ordinary incomePrior1InterimDuration_ReconcilingItemsMember3767000000JPY
Ordinary incomePrior1InterimDuration58790000000JPY
Revenues from external customersInterimDuration_jpcrp040300-ssr_E31632-000PetroleumBusinessReportableSegmentsMember1136289000000JPY
Revenues from external customersInterimDuration_jpcrp040300-ssr_E31632-000PetrochemicalReportableSegmentsMember150916000000JPY
Revenues from external customersInterimDuration_jpcrp040300-ssr_E31632-000OilExplorationAndProductionReportableSegmentsMember28284000000JPY
Revenues from external customersInterimDuration_jpcrp040300-ssr_E31632-000RenewableEnergyBusinessReportableSegmentsMember5955000000JPY
Revenues from external customersInterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember12336000000JPY
Revenues from external customersInterimDuration_ReconcilingItemsMember-JPY
Revenues from external customersInterimDuration1333782000000JPY
Transactions with other segmentsInterimDuration_jpcrp040300-ssr_E31632-000PetroleumBusinessReportableSegmentsMember45182000000JPY
Transactions with other segmentsInterimDuration_jpcrp040300-ssr_E31632-000PetrochemicalReportableSegmentsMember23535000000JPY
Transactions with other segmentsInterimDuration_jpcrp040300-ssr_E31632-000OilExplorationAndProductionReportableSegmentsMember37102000000JPY
Transactions with other segmentsInterimDuration_jpcrp040300-ssr_E31632-000RenewableEnergyBusinessReportableSegmentsMember126000000JPY
Transactions with other segmentsInterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember24408000000JPY
Transactions with other segmentsInterimDuration_ReconcilingItemsMember-130355000000JPY
Transactions with other segmentsInterimDuration-JPY
Net salesInterimDuration_jpcrp040300-ssr_E31632-000PetroleumBusinessReportableSegmentsMember1181472000000JPY
Net salesInterimDuration_jpcrp040300-ssr_E31632-000PetrochemicalReportableSegmentsMember174451000000JPY
Net salesInterimDuration_jpcrp040300-ssr_E31632-000OilExplorationAndProductionReportableSegmentsMember65386000000JPY
Net salesInterimDuration_jpcrp040300-ssr_E31632-000RenewableEnergyBusinessReportableSegmentsMember6082000000JPY
Net salesInterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember36745000000JPY
Net salesInterimDuration_ReconcilingItemsMember-130355000000JPY

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
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