Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-04
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥571.4bn2025-04-01 → 2025-09-30Cons.Operating revenue1
Revenue¥1.32T2024-04-01 → 2025-03-31Cons.Operating revenue1 (5-year summary)
Revenue¥640.7bn2024-04-01 → 2024-09-30Cons.Operating revenue1
Operating income¥53.6bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥70.8bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥96.4bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥140.1bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥71.1bn2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥96.4bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥71.1bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥63.1bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥92.5bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥48.3bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥67.8bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥49.7bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥3.60Tat 2025-09-30Cons.Assets
Total assets¥3.67Tat 2025-03-31Cons.Assets
Total assets¥3.69Tat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥2.14Tat 2025-09-30Cons.Liabilities
Total liabilities¥2.21Tat 2025-03-31Cons.Liabilities
Net assets / equity¥1.46Tat 2025-09-30Cons.Net assets
Net assets / equity¥1.46Tat 2025-03-31Cons.Net assets
Net assets / equity¥1.44Tat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥317.9bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥309.0bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥313.2bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥373.1bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥342.6bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥370.7bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥50.6bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥250.3bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥85.6bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥56.3bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥122.8bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥64.9bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥45.4bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥133.7bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥57.5bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥345.962025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥505.642024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥264.312024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio37.4%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio36.4%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio35.6%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 · 52
SegmentItemPeriodValue
Otherother segmentsrevenue2025-04-01 → 2025-09-30¥7.9bn
Otherother segmentsrevenue external2025-04-01 → 2025-09-30¥7.4bn
Otherother segmentsrevenue intersegment2025-04-01 → 2025-09-30¥470m
Otherother segmentssegment ordinary income2025-04-01 → 2025-09-30¥165m
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥19.7bn
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥19.7bn
Reconciling Itemsreconcilingsegment ordinary income2025-04-01 → 2025-09-30¥626m
Electric Power Surroundings Relatedreportable segmentrevenue2025-04-01 → 2025-09-30¥33.0bn
Electric Power Surroundings Relatedreportable segmentrevenue external2025-04-01 → 2025-09-30¥20.6bn
Electric Power Surroundings Relatedreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥12.4bn
Electric Power Surroundings Relatedreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥5.4bn
Overseasreportable segmentrevenue2025-04-01 → 2025-09-30¥109.6bn
Overseasreportable segmentrevenue external2025-04-01 → 2025-09-30¥109.6bn
Overseasreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥60.4bn
Power Generationreportable segmentrevenue2025-04-01 → 2025-09-30¥415.9bn
Power Generationreportable segmentrevenue external2025-04-01 → 2025-09-30¥409.4bn
Power Generationreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥6.5bn
Power Generationreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥24.9bn
Transmissionand Transformationreportable segmentrevenue2025-04-01 → 2025-09-30¥24.7bn
Transmissionand Transformationreportable segmentrevenue external2025-04-01 → 2025-09-30¥24.4bn
Transmissionand Transformationreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥290m
Transmissionand Transformationreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥4.9bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥591.1bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥571.4bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥19.7bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2025-04-01 → 2025-09-30¥95.7bn
Otherother segmentsrevenue2024-04-01 → 2024-09-30¥8.6bn
Otherother segmentsrevenue external2024-04-01 → 2024-09-30¥8.2bn
Otherother segmentsrevenue intersegment2024-04-01 → 2024-09-30¥397m
Otherother segmentssegment ordinary income2024-04-01 → 2024-09-30¥170m
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥22.6bn
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥22.6bn
Reconciling Itemsreconcilingsegment ordinary income2024-04-01 → 2024-09-30¥75m
Electric Power Surroundings Relatedreportable segmentrevenue2024-04-01 → 2024-09-30¥45.9bn
Electric Power Surroundings Relatedreportable segmentrevenue external2024-04-01 → 2024-09-30¥31.3bn
Electric Power Surroundings Relatedreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥14.6bn
Electric Power Surroundings Relatedreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥13.9bn
Overseasreportable segmentrevenue2024-04-01 → 2024-09-30¥132.7bn
Overseasreportable segmentrevenue external2024-04-01 → 2024-09-30¥132.7bn
Overseasreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥12.6bn
Power Generationreportable segmentrevenue2024-04-01 → 2024-09-30¥451.1bn
Power Generationreportable segmentrevenue external2024-04-01 → 2024-09-30¥443.8bn
Power Generationreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥7.3bn
Power Generationreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥39.3bn
Transmissionand Transformationreportable segmentrevenue2024-04-01 → 2024-09-30¥25.0bn
Transmissionand Transformationreportable segmentrevenue external2024-04-01 → 2024-09-30¥24.7bn
Transmissionand Transformationreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥314m
Transmissionand Transformationreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥5.0bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥663.3bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥640.7bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥22.6bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2024-04-01 → 2024-09-30¥71.0bn

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

All source rows · 573
ItemContextValueUnit
Independent auditors report consolidated (text)FilingDateInstantText · Plus
Audit firm1 consolidatedFilingDateInstant
Original text (Japanese)EY新日本有限責任監査法人
Cpa1 audit firm1 consolidatedFilingDateInstant
Original text (Japanese)佐 藤 森 夫
Cpa2 audit firm1 consolidatedFilingDateInstant
Original text (Japanese)前 田 康 雄
Number of submissionFilingDateInstant1
Operating revenue1 (5-year summary)Prior1InterimDuration640725000000JPY
Operating revenue1 (5-year summary)InterimDuration571414000000JPY
Operating revenue1 (5-year summary)Prior1YearDuration1316674000000JPY
Ordinary income loss (5-year summary)Prior1InterimDuration71058000000JPY
Ordinary income loss (5-year summary)InterimDuration96365000000JPY
Ordinary income loss (5-year summary)Prior1YearDuration140095000000JPY
Profit loss attributable to owners of parent (5-year summary)Prior1InterimDuration48335000000JPY
Profit loss attributable to owners of parent (5-year summary)InterimDuration63066000000JPY
Profit loss attributable to owners of parent (5-year summary)Prior1YearDuration92469000000JPY
Comprehensive income (5-year summary)Prior1InterimDuration112183000000JPY
Comprehensive income (5-year summary)InterimDuration29186000000JPY
Comprehensive income (5-year summary)Prior1YearDuration157033000000JPY
Net assets (5-year summary)Prior1InterimInstant1435906000000JPY
Net assets (5-year summary)InterimInstant1463480000000JPY
Net assets (5-year summary)Prior1YearInstant1463502000000JPY
Total assets (5-year summary)Prior1InterimInstant3686980000000JPY
Total assets (5-year summary)InterimInstant3602897000000JPY
Total assets (5-year summary)Prior1YearInstant3668740000000JPY
Basic earnings loss per share (5-year summary)Prior1InterimDuration264.31
Basic earnings loss per share (5-year summary)InterimDuration345.96
Basic earnings loss per share (5-year summary)Prior1YearDuration505.64
Diluted earnings per share (5-year summary)Prior1InterimDuration-
Diluted earnings per share (5-year summary)InterimDuration-
Diluted earnings per share (5-year summary)Prior1YearDuration-
Equity to asset ratio (5-year summary)Prior1InterimInstant0.356
Equity to asset ratio (5-year summary)InterimInstant0.374
Equity to asset ratio (5-year summary)Prior1YearInstant0.364
Net cash provided by used in operating activities (5-year summary)Prior1InterimDuration85643000000JPY
Net cash provided by used in operating activities (5-year summary)InterimDuration50567000000JPY
Net cash provided by used in operating activities (5-year summary)Prior1YearDuration250335000000JPY
Net cash provided by used in investing activities (5-year summary)Prior1InterimDuration-64926000000JPY
Net cash provided by used in investing activities (5-year summary)InterimDuration-56275000000JPY
Net cash provided by used in investing activities (5-year summary)Prior1YearDuration-122830000000JPY
Net cash provided by used in financing activities (5-year summary)Prior1InterimDuration-57510000000JPY
Net cash provided by used in financing activities (5-year summary)InterimDuration-45403000000JPY
Net cash provided by used in financing activities (5-year summary)Prior1YearDuration-133697000000JPY
Cash and cash equivalents (5-year summary)Prior1InterimInstant342578000000JPY
Cash and cash equivalents (5-year summary)InterimInstant313210000000JPY
Cash and cash equivalents (5-year summary)Prior1YearInstant373085000000JPY
Number of issued shares as of fiscal year end issued shares total number of shares etcFilingDateInstant_OrdinaryShareMember183051100
Number of issued shares as of filing date issued shares total number of shares etcFilingDateInstant_OrdinaryShareMember183051100
Number of issued shares as of fiscal year end issued shares total number of shares etcFilingDateInstant183051100
Number of issued shares as of filing date issued shares total number of shares etcFilingDateInstant183051100
Number of shares heldInterimInstant_No1MajorShareholdersMember21989000
Shareholding ratioInterimInstant_No1MajorShareholdersMember0.1225

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
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