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
Transformation facilities nca electric elePrior1YearInstant32752000000JPY
Transformation facilities nca electric eleInterimInstant31501000000JPY
Communication facilities nca electric elePrior1YearInstant6594000000JPY
Communication facilities nca electric eleInterimInstant6051000000JPY
General facilities nca electric elePrior1YearInstant55125000000JPY
General facilities nca electric eleInterimInstant53286000000JPY
Overseas business facilities ncaPrior1YearInstant529667000000JPY
Overseas business facilities ncaInterimInstant484148000000JPY
Other noncurrent assets elePrior1YearInstant89404000000JPY
Other noncurrent assets eleInterimInstant84671000000JPY
Construction in progress elePrior1YearInstant693372000000JPY
Construction in progress eleInterimInstant704220000000JPY
Construction in progress nca in progress elePrior1YearInstant693372000000JPY
Construction in progress nca in progress eleInterimInstant704220000000JPY
Nuclear fuel ncaelePrior1YearInstant77556000000JPY
Nuclear fuel ncaeleInterimInstant77867000000JPY
Nuclear fuel in processing ncaelePrior1YearInstant77556000000JPY
Nuclear fuel in processing ncaeleInterimInstant77867000000JPY
Investments and other assetsPrior1YearInstant519818000000JPY
Investments and other assetsInterimInstant548851000000JPY
Long term investmentsPrior1YearInstant439466000000JPY
Long term investmentsInterimInstant475887000000JPY
Net defined benefit assetPrior1YearInstant25771000000JPY
Net defined benefit assetInterimInstant26384000000JPY
Deferred tax assetsPrior1YearInstant32939000000JPY
Deferred tax assetsInterimInstant30176000000JPY
Other ioaPrior1YearInstant21713000000JPY
Other ioaInterimInstant16576000000JPY
Allowance for doubtful accounts ioa by groupPrior1YearInstant-71000000JPY
Allowance for doubtful accounts ioa by groupInterimInstant-174000000JPY
Current assetsPrior1YearInstant673708000000JPY
Current assetsInterimInstant624941000000JPY
Cash and depositsPrior1YearInstant308995000000JPY
Cash and depositsInterimInstant317871000000JPY
Notes and accounts receivable trade and contract assetsPrior1YearInstant112210000000JPY
Notes and accounts receivable trade and contract assetsInterimInstant113735000000JPY
InventoriesPrior1YearInstant72191000000JPY
InventoriesInterimInstant67765000000JPY
Other caPrior1YearInstant180314000000JPY
Other caInterimInstant125653000000JPY
Allowance for doubtful accounts caPrior1YearInstant-3000000JPY
Allowance for doubtful accounts caInterimInstant-83000000JPY
AssetsPrior1YearInstant3668740000000JPY
AssetsInterimInstant3602897000000JPY
Noncurrent liabilitiesPrior1YearInstant1791881000000JPY
Noncurrent liabilitiesInterimInstant1737345000000JPY
Bonds payablePrior1YearInstant652987000000JPY
Bonds payableInterimInstant646687000000JPY
Long term loans payablePrior1YearInstant998134000000JPY
Long term loans payableInterimInstant962265000000JPY

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