Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-12
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥3.81T2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥9.19T2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥4.50T2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥25.8bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥97.3bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥35.3bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥214.8bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥124.9bn2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥41.3bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥130.8bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥36.1bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥104.1bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥99.4bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥35.2bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥98.7bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥4.53Tat 2025-09-30Cons.Assets
Total assets¥4.78Tat 2025-03-31Cons.Assets
Total assets¥4.69Tat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥2.78Tat 2025-09-30Cons.Liabilities
Total liabilities¥3.04Tat 2025-03-31Cons.Liabilities
Net assets / equity¥1.75Tat 2025-09-30Cons.Net assets
Net assets / equity¥1.74Tat 2025-03-31Cons.Net assets
Net assets / equity¥1.88Tat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥122.2bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥165.8bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥120.6bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥164.3bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥29.9bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥136.9bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥75.6bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥476.7bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥221.8bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥99.7bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥118.5bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥47.0bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥8.2bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥343.4bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥288.0bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥29.462025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥77.832024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥72.992024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio38.1%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio36.0%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio39.8%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 · 69
SegmentItemPeriodValue
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2025-04-01 → 2025-09-30¥11.1bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2025-04-01 → 2025-09-30¥7.6bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2025-04-01 → 2025-09-30¥3.5bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2025-04-01 → 2025-09-30¥524m
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥29.2bn
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥29.2bn
Reconciling Itemsreconcilingsegment profit2025-04-01 → 2025-09-30−¥8.8bn
Basic Chemicalsreportable segmentrevenue2025-04-01 → 2025-09-30¥239.6bn
Basic Chemicalsreportable segmentrevenue external2025-04-01 → 2025-09-30¥235.2bn
Basic Chemicalsreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥4.4bn
Basic Chemicalsreportable segmentsegment profit2025-04-01 → 2025-09-30−¥9.0bn
Functional Materialsreportable segmentrevenue2025-04-01 → 2025-09-30¥259.5bn
Functional Materialsreportable segmentrevenue external2025-04-01 → 2025-09-30¥247.9bn
Functional Materialsreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥11.5bn
Functional Materialsreportable segmentsegment profit2025-04-01 → 2025-09-30¥19.3bn
Petroleumreportable segmentrevenue2025-04-01 → 2025-09-30¥3.18T
Petroleumreportable segmentrevenue external2025-04-01 → 2025-09-30¥3.17T
Petroleumreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥7.8bn
Petroleumreportable segmentsegment profit2025-04-01 → 2025-09-30¥10.5bn
Power And Renewable Energyreportable segmentrevenue2025-04-01 → 2025-09-30¥53.5bn
Power And Renewable Energyreportable segmentrevenue external2025-04-01 → 2025-09-30¥51.6bn
Power And Renewable Energyreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥1.9bn
Power And Renewable Energyreportable segmentsegment profit2025-04-01 → 2025-09-30−¥431m
Resourcesreportable segmentrevenue2025-04-01 → 2025-09-30¥95.6bn
Resourcesreportable segmentrevenue external2025-04-01 → 2025-09-30¥95.6bn
Resourcesreportable segmentsegment profit2025-04-01 → 2025-09-30¥13.7bn
—segment totalrevenue2025-04-01 → 2025-09-30¥3.82T
—segment totalrevenue external2025-04-01 → 2025-09-30¥3.80T
—segment totalrevenue intersegment2025-04-01 → 2025-09-30¥25.7bn
—segment totalsegment profit2025-04-01 → 2025-09-30¥34.1bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥3.83T
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥3.81T
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥29.2bn
Total Of Reportable Segments And Otherssegment totalsegment profit2025-04-01 → 2025-09-30¥34.6bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2024-04-01 → 2024-09-30¥10.3bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2024-04-01 → 2024-09-30¥6.3bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2024-04-01 → 2024-09-30¥3.9bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment profit2024-04-01 → 2024-09-30¥754m
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥53.4bn
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥53.4bn
Reconciling Itemsreconcilingsegment profit2024-04-01 → 2024-09-30−¥5.6bn
Basic Chemicalsreportable segmentrevenue2024-04-01 → 2024-09-30¥316.5bn
Basic Chemicalsreportable segmentrevenue external2024-04-01 → 2024-09-30¥294.6bn
Basic Chemicalsreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥21.8bn
Basic Chemicalsreportable segmentsegment profit2024-04-01 → 2024-09-30¥3.1bn
Functional Materialsreportable segmentrevenue2024-04-01 → 2024-09-30¥264.0bn
Functional Materialsreportable segmentrevenue external2024-04-01 → 2024-09-30¥250.8bn
Functional Materialsreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥13.2bn
Functional Materialsreportable segmentsegment profit2024-04-01 → 2024-09-30¥15.7bn
Petroleumreportable segmentrevenue2024-04-01 → 2024-09-30¥3.76T
Petroleumreportable segmentrevenue external2024-04-01 → 2024-09-30¥3.75T
Petroleumreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥12.9bn
Petroleumreportable segmentsegment profit2024-04-01 → 2024-09-30¥51.4bn
Power And Renewable Energyreportable segmentrevenue2024-04-01 → 2024-09-30¥67.0bn
Power And Renewable Energyreportable segmentrevenue external2024-04-01 → 2024-09-30¥65.5bn
Power And Renewable Energyreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥1.5bn
Power And Renewable Energyreportable segmentsegment profit2024-04-01 → 2024-09-30−¥5.2bn
Resourcesreportable segmentrevenue2024-04-01 → 2024-09-30¥136.0bn
Resourcesreportable segmentrevenue external2024-04-01 → 2024-09-30¥136.0bn
Resourcesreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥0
Resourcesreportable segmentsegment profit2024-04-01 → 2024-09-30¥37.2bn
—segment totalrevenue2024-04-01 → 2024-09-30¥4.55T
—segment totalrevenue external2024-04-01 → 2024-09-30¥4.50T
—segment totalrevenue intersegment2024-04-01 → 2024-09-30¥49.4bn
—segment totalsegment profit2024-04-01 → 2024-09-30¥102.2bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥4.56T
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥4.50T
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥53.4bn
Total Of Reportable Segments And Otherssegment totalsegment profit2024-04-01 → 2024-09-30¥102.9bn

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

All source rows · 672
ItemContextValueUnit
Major shareholders (text)FilingDateInstantText · Plus
Name major shareholdersInterimInstant_No1MajorShareholdersMember
Original text (Japanese)日本マスタートラスト信託銀行株式会社(信託口)
Address major shareholdersInterimInstant_No1MajorShareholdersMember
Original text (Japanese)東京都港区赤坂一丁目8番1号
Name major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)日章興産株式会社
Address major shareholdersInterimInstant_No2MajorShareholdersMember
Original text (Japanese)東京都中央区銀座四丁目12番19号
Name major shareholdersInterimInstant_No3MajorShareholdersMember
Original text (Japanese)Aramco Overseas Company B.V.(常任代理人 アンダーソン・毛利・友常法律事務所)
Address major shareholdersInterimInstant_No3MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)公益財団法人出光美術館
Address major shareholdersInterimInstant_No4MajorShareholdersMember
Original text (Japanese)東京都千代田区有楽町一丁目9番4号
Name major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)株式会社日本カストディ銀行(信託口)
Address major shareholdersInterimInstant_No5MajorShareholdersMember
Original text (Japanese)東京都中央区晴海一丁目8番12号
Name major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)正和興産株式会社
Address major shareholdersInterimInstant_No6MajorShareholdersMember
Original text (Japanese)東京都中央区日本橋室町四丁目6番7号
Name major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)出光興産社員持株会
Address major shareholdersInterimInstant_No7MajorShareholdersMember
Original text (Japanese)東京都千代田区大手町一丁目2番1号
Name major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)JPモルガン証券株式会社
Address major shareholdersInterimInstant_No8MajorShareholdersMember
Original text (Japanese)東京都千代田区丸の内二丁目7番3号
Name major shareholdersInterimInstant_No9MajorShareholdersMember
Original text (Japanese)STATE STREET BANK WEST CLIENT-TREATY 505234(常任代理人 株式会社みずほ銀行)
Address major shareholdersInterimInstant_No9MajorShareholdersMemberText · Plus
Name major shareholdersInterimInstant_No10MajorShareholdersMember
Original text (Japanese)STATE STREET BANK AND TRUST COMPANY 505001(常任代理人 株式会社みずほ銀行)
Address major shareholdersInterimInstant_No10MajorShareholdersMemberText · Plus
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
Original text (Japanese)権利内容になんら限定のない当社における標準となる株式
Description issued shares voting rightsInterimInstant_SharesWithFullVotingRightsOtherMember
Original text (Japanese)同上
Description issued shares voting rightsInterimInstant_SharesLessThanOneUnitMember
Original text (Japanese)同上
Treasury shares etc (text)FilingDateInstantText · Plus
Name of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)出光興産株式会社
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)東京都千代田区大手町一丁目2番1号
Name of shareholder treasury shares etcInterimInstant_Row2Member
Original text (Japanese)サガミシード株式会社
Address of shareholder treasury shares etcInterimInstant_Row2Member
Original text (Japanese)静岡県下田市東本郷一丁目16番8号
Name of shareholder treasury shares etcInterimInstant_Row3Member
Original text (Japanese)三重石商事株式会社
Address of shareholder treasury shares etcInterimInstant_Row3Member
Original text (Japanese)三重県四日市市白須賀三丁目6番8号
Name of shareholder treasury shares etcInterimInstant_Row4Member
Original text (Japanese)株式会社シェル石油大阪発売所
Address of shareholder treasury shares etcInterimInstant_Row4Member
Original text (Japanese)大阪府大阪市淀川区西中島二丁目11番30号
Name of shareholder treasury shares etcInterimInstant_Row5Member
Original text (Japanese)明光石油株式会社
Address of shareholder treasury shares etcInterimInstant_Row5Member
Original text (Japanese)東京都中央区日本橋小網町7番10号
Name of shareholder treasury shares etcInterimInstant_Row6Member
Original text (Japanese)株式会社昭友
Address of shareholder treasury shares etcInterimInstant_Row6Member
Original text (Japanese)東京都世田谷区玉堤一丁目6番2号
Name of shareholder treasury shares etcInterimInstant_Row7Member
Original text (Japanese)西部マリン・サービス株式会社
Address of shareholder treasury shares etcInterimInstant_Row7Member
Original text (Japanese)山口県山陽小野田市西沖5番地
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

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