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
Lease obligations nclPrior1YearInstant2035000000JPY
Lease obligations nclInterimInstant1906000000JPY
Other provision nclPrior1YearInstant126000000JPY
Other provision nclInterimInstant166000000JPY
Net defined benefit liabilityPrior1YearInstant29065000000JPY
Net defined benefit liabilityInterimInstant30270000000JPY
Asset retirement obligations nclPrior1YearInstant39153000000JPY
Asset retirement obligations nclInterimInstant38422000000JPY
Deferred tax liabilitiesPrior1YearInstant28575000000JPY
Deferred tax liabilitiesInterimInstant17127000000JPY
Other nclPrior1YearInstant41803000000JPY
Other nclInterimInstant40498000000JPY
Current liabilitiesPrior1YearInstant413357000000JPY
Current liabilitiesInterimInstant402071000000JPY
Current portion of noncurrent liabilities clelePrior1YearInstant221532000000JPY
Current portion of noncurrent liabilities cleleInterimInstant217897000000JPY
Short term loans payablePrior1YearInstant8133000000JPY
Short term loans payableInterimInstant8677000000JPY
Notes and accounts payable tradePrior1YearInstant61997000000JPY
Notes and accounts payable tradeInterimInstant45460000000JPY
Accrued taxesPrior1YearInstant26228000000JPY
Accrued taxesInterimInstant42609000000JPY
Other provision clPrior1YearInstant848000000JPY
Other provision clInterimInstant613000000JPY
Asset retirement obligations clPrior1YearInstant599000000JPY
Asset retirement obligations clInterimInstant437000000JPY
Other clPrior1YearInstant94017000000JPY
Other clInterimInstant86373000000JPY
LiabilitiesPrior1YearInstant2205238000000JPY
LiabilitiesInterimInstant2139417000000JPY
Shareholders equityPrior1YearInstant1111520000000JPY
Shareholders equityInterimInstant1154972000000JPY
Capital stockPrior1YearInstant180502000000JPY
Capital stockInterimInstant180502000000JPY
Capital surplusPrior1YearInstant128178000000JPY
Capital surplusInterimInstant128178000000JPY
Retained earningsPrior1YearInstant803189000000JPY
Retained earningsInterimInstant857103000000JPY
Treasury stockPrior1YearInstant-349000000JPY
Treasury stockInterimInstant-10811000000JPY
Valuation and translation adjustmentsPrior1YearInstant224513000000JPY
Valuation and translation adjustmentsInterimInstant191242000000JPY
Valuation difference on available for sale securitiesPrior1YearInstant30817000000JPY
Valuation difference on available for sale securitiesInterimInstant42424000000JPY
Deferred gains or losses on hedgesPrior1YearInstant16408000000JPY
Deferred gains or losses on hedgesInterimInstant10012000000JPY
Foreign currency translation adjustmentPrior1YearInstant165112000000JPY
Foreign currency translation adjustmentInterimInstant130299000000JPY
Remeasurements of defined benefit plansPrior1YearInstant12174000000JPY
Remeasurements of defined benefit plansInterimInstant8506000000JPY

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