Half-year report · HY

Period2026-01-01 → 2026-06-30
Filed2026-08-10
StandardIFRS
ConsolidatedYes
Data checks12 of 12 passed
Key figures · 47
MetricValuePeriodScopeSource row
Revenue¥1.00T2026-01-01 → 2026-06-30Cons.Revenue IFRS
Revenue¥2.01T2025-01-01 → 2025-12-31Cons.Revenue IFRS (5-year summary)
Revenue¥1.05T2025-01-01 → 2025-06-30Cons.Revenue IFRS
Operating income¥618.7bn2026-01-01 → 2026-06-30Cons.Operating profit loss IFRS
Operating income¥616.9bn2025-01-01 → 2025-06-30Cons.Operating profit loss IFRS
Profit before tax¥644.3bn2026-01-01 → 2026-06-30Cons.Profit loss before tax IFRS
Profit before tax¥1.17T2025-01-01 → 2025-12-31Cons.Profit loss before tax IFRS (5-year summary)
Profit before tax¥645.0bn2025-01-01 → 2025-06-30Cons.Profit loss before tax IFRS
Net income (owners)¥263.1bn2026-01-01 → 2026-06-30Cons.Profit loss attributable to owners of parent IFRS
Net income (owners)¥393.8bn2025-01-01 → 2025-12-31Cons.Profit loss attributable to owners of parent IFRS (5-year summary)
Net income (owners)¥223.5bn2025-01-01 → 2025-06-30Cons.Profit loss attributable to owners of parent IFRS
Net income¥284.6bn2026-01-01 → 2026-06-30Cons.Profit loss IFRS
Net income¥242.3bn2025-01-01 → 2025-06-30Cons.Profit loss IFRS
Total assets¥8.39Tat 2026-06-30Cons.Assets IFRS
Total assets¥7.74Tat 2025-12-31Cons.Assets IFRS
Total assets¥7.03Tat 2025-06-30Cons.Total assets IFRS (5-year summary)
Total liabilities¥3.04Tat 2026-06-30Cons.Liabilities IFRS
Total liabilities¥2.71Tat 2025-12-31Cons.Liabilities IFRS
Net assets / equity¥5.35Tat 2026-06-30Cons.Equity IFRS
Net assets / equity¥5.02Tat 2025-12-31Cons.Equity IFRS
Net assets / equity¥4.83Tat 2025-06-30Cons.Equity IFRS
Net assets / equity¥5.14Tat 2024-12-31vCons.Equity IFRS
Equity (owners)¥5.10Tat 2026-06-30Cons.Equity attributable to owners of parent IFRS
Equity (owners)¥4.75Tat 2025-12-31Cons.Equity attributable to owners of parent IFRS
Equity (owners)¥4.59Tat 2025-06-30Cons.Equity attributable to owners of parent IFRS (5-year summary)
Cash & equivalents¥216.2bnat 2026-06-30Cons.Cash and cash equivalents IFRS
Cash & equivalents¥168.4bnat 2025-12-31Cons.Cash and cash equivalents IFRS
Cash & equivalents¥262.5bnat 2025-06-30Cons.Cash and cash equivalents IFRS
Cash & equivalents¥241.7bnat 2024-12-31vCons.Cash and cash equivalents IFRS
Operating cash flow¥553.9bn2026-01-01 → 2026-06-30Cons.Net cash provided by used in operating activities IFRS
Operating cash flow¥693.9bn2025-01-01 → 2025-12-31Cons.Cash flows from used in operating activities IFRS (5-year summary)
Operating cash flow¥427.9bn2025-01-01 → 2025-06-30Cons.Net cash provided by used in operating activities IFRS
Investing cash flow−¥424.7bn2026-01-01 → 2026-06-30Cons.Net cash provided by used in investing activities IFRS
Investing cash flow−¥668.7bn2025-01-01 → 2025-12-31Cons.Cash flows from used in investing activities IFRS (5-year summary)
Investing cash flow−¥364.3bn2025-01-01 → 2025-06-30Cons.Net cash provided by used in investing activities IFRS
Financing cash flow−¥91.0bn2026-01-01 → 2026-06-30Cons.Net cash provided by used in financing activities IFRS
Financing cash flow−¥110.7bn2025-01-01 → 2025-12-31Cons.Cash flows from used in financing activities IFRS (5-year summary)
Financing cash flow−¥40.1bn2025-01-01 → 2025-06-30Cons.Net cash provided by used in financing activities IFRS
EPS (basic)¥226.332026-01-01 → 2026-06-30Cons.Basic earnings loss per share IFRS
EPS (basic)¥330.822025-01-01 → 2025-12-31Cons.Basic earnings loss per share IFRS (5-year summary)
EPS (basic)¥186.652025-01-01 → 2025-06-30Cons.Basic earnings loss per share IFRS
EPS (diluted)¥226.142026-01-01 → 2026-06-30Cons.Diluted earnings loss per share IFRS
EPS (diluted)¥330.562025-01-01 → 2025-12-31Cons.Diluted earnings loss per share IFRS (5-year summary)
EPS (diluted)¥186.522025-01-01 → 2025-06-30Cons.Diluted earnings loss per share IFRS
Equity ratio60.8%at 2026-06-30Cons.Ratio of owners equity to gross assets IFRS (5-year summary)
Equity ratio61.4%at 2025-12-31Cons.Ratio of owners equity to gross assets IFRS (5-year summary)
Equity ratio65.2%at 2025-06-30Cons.Ratio of owners equity to gross assets IFRS (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 · 30
SegmentItemPeriodValue
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2026-01-01 → 2026-06-30¥14.6bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2026-01-01 → 2026-06-30¥12.8bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2026-01-01 → 2026-06-30¥1.8bn
Reconciling Itemsreconcilingrevenue2026-01-01 → 2026-06-30−¥15.2bn
Reconciling Itemsreconcilingrevenue intersegment2026-01-01 → 2026-06-30−¥15.2bn
Ichthys Projectreportable segmentrevenue2026-01-01 → 2026-06-30¥229.3bn
Ichthys Projectreportable segmentrevenue external2026-01-01 → 2026-06-30¥215.8bn
Ichthys Projectreportable segmentrevenue intersegment2026-01-01 → 2026-06-30¥13.4bn
Oil And Gas Japanreportable segmentrevenue2026-01-01 → 2026-06-30¥112.7bn
Oil And Gas Japanreportable segmentrevenue external2026-01-01 → 2026-06-30¥112.7bn
Other Projectsreportable segmentrevenue2026-01-01 → 2026-06-30¥659.2bn
Other Projectsreportable segmentrevenue external2026-01-01 → 2026-06-30¥659.2bn
Total Of Reportable Segments And Otherssegment totalrevenue2026-01-01 → 2026-06-30¥1.02T
Total Of Reportable Segments And Otherssegment totalrevenue external2026-01-01 → 2026-06-30¥1.00T
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2026-01-01 → 2026-06-30¥15.2bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2025-01-01 → 2025-06-30¥11.8bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2025-01-01 → 2025-06-30¥10.1bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2025-01-01 → 2025-06-30¥1.7bn
Reconciling Itemsreconcilingrevenue2025-01-01 → 2025-06-30−¥12.5bn
Reconciling Itemsreconcilingrevenue intersegment2025-01-01 → 2025-06-30−¥12.5bn
Ichthys Projectreportable segmentrevenue2025-01-01 → 2025-06-30¥194.5bn
Ichthys Projectreportable segmentrevenue external2025-01-01 → 2025-06-30¥183.7bn
Ichthys Projectreportable segmentrevenue intersegment2025-01-01 → 2025-06-30¥10.8bn
Oil And Gas Japanreportable segmentrevenue2025-01-01 → 2025-06-30¥105.9bn
Oil And Gas Japanreportable segmentrevenue external2025-01-01 → 2025-06-30¥105.9bn
Other Projectsreportable segmentrevenue2025-01-01 → 2025-06-30¥749.2bn
Other Projectsreportable segmentrevenue external2025-01-01 → 2025-06-30¥749.2bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-01-01 → 2025-06-30¥1.06T
Total Of Reportable Segments And Otherssegment totalrevenue external2025-01-01 → 2025-06-30¥1.05T
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-01-01 → 2025-06-30¥12.5bn

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

All source rows · 836
ItemContextValueUnit
Name major shareholders voting rightsInterimInstant_No10MajorShareholdersVotingRightsMember
Original text (Japanese)SMBC日興証券株式会社
Address major shareholders voting rightsInterimInstant_No10MajorShareholdersVotingRightsMember
Original text (Japanese)東京都千代田区丸の内三丁目3番1号
Issued shares voting rights (text)FilingDateInstantText · Plus
Description issued shares voting rightsInterimInstant_SharesWithNoVotingRightsMember
Original text (Japanese)甲種類株式の内容は、「1株式等の状況」の「(1)株式の総数等」の「②発行済株式」の注記2に記載しております。
Description issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsTreasurySharesEtcMember-
Description issued shares voting rightsInterimInstant_SharesWithRestrictedVotingRightsOtherMember-
Description issued shares voting rightsInterimInstant_SharesWithFullVotingRightsTreasurySharesEtcMember
Original text (Japanese)株主としての権利内容に制限のない、標準となる株式
Description issued shares voting rightsInterimInstant_SharesWithFullVotingRightsOtherMember
Original text (Japanese)同上
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INPEX
Address of shareholder treasury shares etcInterimInstant_Row1Member
Original text (Japanese)東京都港区赤坂五丁目3番1号
Information about officers (text)FilingDateInstantText · Plus
Description of fact that consolidated financial statements have been prepared in accordance with IFRS financial informationInterimDurationText · Plus
Type1 semi annual consolidated financial statements financial informationInterimDurationText · Plus
Note on independent audit financial informationInterimDurationText · Plus
Condensed semi annual consolidated statement of financial position IFRS (text)InterimDurationText · Plus
Condensed semi annual consolidated statement of profit or loss IFRS (text)InterimDurationText · Plus
Condensed semi annual consolidated statement of comprehensive income IFRS (text)InterimDurationText · Plus
Condensed semi annual consolidated statement of changes in equity IFRS (text)InterimDurationText · Plus
Condensed semi annual consolidated statement of cash flows IFRS (text)InterimDurationText · Plus
Notes reporting entity condensed semi annual consolidated financial statements IFRS (text)InterimDurationText · Plus
Notes basis of preparation condensed semi annual consolidated financial statements IFRS (text)InterimDurationText · Plus
Notes significant accounting policies condensed semi annual consolidated financial statements IFRS (text)InterimDurationText · Plus
Notes significant accounting estimates and judgements condensed semi annual consolidated financial statements IFRS (text)InterimDurationText · Plus
Notes segment information condensed semi annual consolidated financial statements IFRS (text)InterimDurationText · Plus
Notes equity condensed semi annual consolidated financial statements IFRS (text)InterimDurationText · Plus
Notes revenue condensed semi annual consolidated financial statements IFRS (text)InterimDurationText · Plus
Notes earnings per share condensed semi annual consolidated financial statements IFRS (text)InterimDurationText · Plus
Notes financial instruments condensed semi annual consolidated financial statements IFRS (text)InterimDurationText · Plus
Notes related parties condensed semi annual consolidated financial statements IFRS (text)InterimDurationText · Plus
Notes commitments condensed semi annual consolidated financial statements IFRS (text)InterimDurationText · Plus
Notes contingent liabilities condensed semi annual consolidated financial statements IFRS (text)InterimDurationText · Plus
Notes subsequent events condensed semi annual consolidated financial statements IFRS (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 · 12 of 12 passed
balance sheet identityconsolidated 2025-12-31pass
balance sheet identityconsolidated 2026-06-30pass rounding
dei present pass
period resolution pass
statement vs summary · net income attributable to parentconsolidated 2025-01-01/2025-06-30pass
statement vs summary · net income attributable to parentconsolidated 2026-01-01/2026-06-30pass
statement vs summary · operating cash flowconsolidated 2025-01-01/2025-06-30pass
statement vs summary · operating cash flowconsolidated 2026-01-01/2026-06-30pass
statement vs summary · revenueconsolidated 2025-01-01/2025-06-30pass
statement vs summary · revenueconsolidated 2026-01-01/2026-06-30pass
statement vs summary · total assetsconsolidated 2025-12-31pass
statement vs summary · total assetsconsolidated 2026-06-30pass