Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-12
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 46
MetricValuePeriodScopeSource row
Revenue¥1.75T2025-04-01 → 2025-09-30Cons.Operating revenue1
Revenue¥3.67T2024-04-01 → 2025-03-31Cons.Operating revenue1 (5-year summary)
Revenue¥1.77T2024-04-01 → 2024-09-30Cons.Operating revenue1
Operating income¥145.5bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥142.8bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥196.3bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥187.9bn2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥196.2bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥187.3bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥166.4bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥202.1bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥147.0bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥166.7bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥148.2bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥7.41Tat 2025-09-30Cons.Assets
Total assets¥7.12Tat 2025-03-31Cons.Assets
Total assets¥7.04Tat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥4.43Tat 2025-09-30Cons.Liabilities
Total liabilities¥4.27Tat 2025-03-31Cons.Liabilities
Net assets / equity¥2.98Tat 2025-09-30Cons.Net assets
Net assets / equity¥2.86Tat 2025-03-31Cons.Net assets
Net assets / equity¥2.81Tat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥348.2bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥293.5bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥430.3bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥292.5bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥299.6bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥418.5bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥147.3bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥301.3bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥67.3bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥164.8bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥391.8bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥210.3bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow¥155.0bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥27.6bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow¥31.8bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥220.282025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥267.412024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥194.392024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (diluted)¥220.282025-04-01 → 2025-09-30Cons.Diluted earnings per share (5-year summary)
EPS (diluted)¥267.42024-04-01 → 2025-03-31Cons.Diluted earnings per share (5-year summary)
EPS (diluted)¥194.392024-04-01 → 2024-09-30Cons.Diluted earnings per share (5-year summary)
Equity ratio39.3%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio39.1%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio38.9%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 · 48
SegmentItemPeriodValue
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2025-04-01 → 2025-09-30¥317.0bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2025-04-01 → 2025-09-30¥117.9bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2025-04-01 → 2025-09-30¥199.2bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment ordinary income2025-04-01 → 2025-09-30¥105.3bn
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥485.1bn
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥485.1bn
Reconciling Itemsreconcilingsegment ordinary income2025-04-01 → 2025-09-30−¥110.2bn
JERAreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥78.6bn
Miraizreportable segmentrevenue2025-04-01 → 2025-09-30¥1.46T
Miraizreportable segmentrevenue external2025-04-01 → 2025-09-30¥1.43T
Miraizreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥25.3bn
Miraizreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥95.7bn
Power Gridreportable segmentrevenue2025-04-01 → 2025-09-30¥460.9bn
Power Gridreportable segmentrevenue external2025-04-01 → 2025-09-30¥200.2bn
Power Gridreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥260.6bn
Power Gridreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥26.9bn
—segment totalrevenue2025-04-01 → 2025-09-30¥1.92T
—segment totalrevenue external2025-04-01 → 2025-09-30¥1.63T
—segment totalrevenue intersegment2025-04-01 → 2025-09-30¥285.9bn
—segment totalsegment ordinary income2025-04-01 → 2025-09-30¥201.2bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥2.23T
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥1.75T
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥485.1bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2025-04-01 → 2025-09-30¥306.5bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2024-04-01 → 2024-09-30¥361.7bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2024-04-01 → 2024-09-30¥156.9bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2024-04-01 → 2024-09-30¥204.8bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment ordinary income2024-04-01 → 2024-09-30¥44.0bn
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥494.2bn
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥494.2bn
Reconciling Itemsreconcilingsegment ordinary income2024-04-01 → 2024-09-30−¥33.8bn
JERAreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥59.2bn
Miraizreportable segmentrevenue2024-04-01 → 2024-09-30¥1.44T
Miraizreportable segmentrevenue external2024-04-01 → 2024-09-30¥1.41T
Miraizreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥24.5bn
Miraizreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥97.6bn
Power Gridreportable segmentrevenue2024-04-01 → 2024-09-30¥459.7bn
Power Gridreportable segmentrevenue external2024-04-01 → 2024-09-30¥194.8bn
Power Gridreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥264.9bn
Power Gridreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥21.0bn
—segment totalrevenue2024-04-01 → 2024-09-30¥1.90T
—segment totalrevenue external2024-04-01 → 2024-09-30¥1.61T
—segment totalrevenue intersegment2024-04-01 → 2024-09-30¥289.4bn
—segment totalsegment ordinary income2024-04-01 → 2024-09-30¥177.8bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥2.26T
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥1.77T
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥494.2bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2024-04-01 → 2024-09-30¥221.7bn

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

All source rows · 595
ItemContextValueUnit
Other caPrior1YearInstant228419000000JPY
Other caInterimInstant274533000000JPY
Allowance for doubtful accounts caPrior1YearInstant-899000000JPY
Allowance for doubtful accounts caInterimInstant-1030000000JPY
AssetsPrior1YearInstant7124812000000JPY
AssetsInterimInstant7414038000000JPY
Noncurrent liabilitiesPrior1YearInstant3009231000000JPY
Noncurrent liabilitiesInterimInstant3228672000000JPY
Bonds payablePrior1YearInstant676025000000JPY
Bonds payableInterimInstant730718000000JPY
Long term loans payablePrior1YearInstant1819587000000JPY
Long term loans payableInterimInstant1978784000000JPY
Contribution payable for nuclear reactor decommissioning nclPrior1YearInstant224719000000JPY
Contribution payable for nuclear reactor decommissioning nclInterimInstant224719000000JPY
Provision for loss in conjunction with discontinued operations of nuclear power plants nclelePrior1YearInstant4276000000JPY
Provision for loss in conjunction with discontinued operations of nuclear power plants ncleleInterimInstant4276000000JPY
Net defined benefit liabilityPrior1YearInstant108265000000JPY
Net defined benefit liabilityInterimInstant104929000000JPY
Other nclPrior1YearInstant176357000000JPY
Other nclInterimInstant185243000000JPY
Current liabilitiesPrior1YearInstant1255038000000JPY
Current liabilitiesInterimInstant1199852000000JPY
Current portion of noncurrent liabilities clelePrior1YearInstant332834000000JPY
Current portion of noncurrent liabilities cleleInterimInstant302284000000JPY
Short term loans payablePrior1YearInstant261556000000JPY
Short term loans payableInterimInstant269170000000JPY
Notes and accounts payable tradePrior1YearInstant229390000000JPY
Notes and accounts payable tradeInterimInstant225764000000JPY
Accrued taxesPrior1YearInstant73775000000JPY
Accrued taxesInterimInstant66368000000JPY
Other clPrior1YearInstant357481000000JPY
Other clInterimInstant336264000000JPY
Reserves under the special laws2Prior1YearInstant2011000000JPY
Reserves under the special laws2InterimInstant2120000000JPY
Reserve for fluctuation in water levels reserves under the special laws elePrior1YearInstant2011000000JPY
Reserve for fluctuation in water levels reserves under the special laws eleInterimInstant2120000000JPY
LiabilitiesPrior1YearInstant4266281000000JPY
LiabilitiesInterimInstant4430644000000JPY
Shareholders equityPrior1YearInstant2400550000000JPY
Shareholders equityInterimInstant2544727000000JPY
Capital stockPrior1YearInstant430777000000JPY
Capital stockInterimInstant430777000000JPY
Capital surplusPrior1YearInstant64451000000JPY
Capital surplusInterimInstant64596000000JPY
Retained earningsPrior1YearInstant1909619000000JPY
Retained earningsInterimInstant2053340000000JPY
Treasury stockPrior1YearInstant-4297000000JPY
Treasury stockInterimInstant-3985000000JPY
Valuation and translation adjustmentsPrior1YearInstant385973000000JPY
Valuation and translation adjustmentsInterimInstant370987000000JPY

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
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