Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-14
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 46
MetricValuePeriodScopeSource row
Revenue¥3.15T2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥6.81T2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥3.35T2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥217.1bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥199.0bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥282.2bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥254.4bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥250.7bn2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax−¥684.4bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥217.0bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)−¥712.4bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥161.3bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥189.6bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income−¥712.6bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥190.0bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥14.74Tat 2025-09-30Cons.Assets
Total assets¥14.99Tat 2025-03-31Cons.Assets
Total assets¥14.56Tat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥11.72Tat 2025-09-30Cons.Liabilities
Total liabilities¥11.20Tat 2025-03-31Cons.Liabilities
Net assets / equity¥3.02Tat 2025-09-30Cons.Net assets
Net assets / equity¥3.79Tat 2025-03-31Cons.Net assets
Net assets / equity¥3.77Tat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥621.8bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥936.3bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥621.3bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥926.5bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥976.5bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥1.24Tat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥164.6bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥361.2bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥52.9bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥410.5bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥859.2bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥392.3bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥59.5bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow¥194.2bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow¥78.6bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥-444.672025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥100.672024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥118.322024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (diluted)¥32.682024-04-01 → 2025-03-31Cons.Diluted earnings per share (5-year summary)
EPS (diluted)¥38.412024-04-01 → 2024-09-30Cons.Diluted earnings per share (5-year summary)
Equity ratio20.3%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio25.1%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio25.7%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
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥981.9bn
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥981.9bn
Reconciling Itemsreconcilingsegment ordinary income2025-04-01 → 2025-09-30−¥178.0bn
Energy Partner Companyreportable segmentrevenue2025-04-01 → 2025-09-30¥2.53T
Energy Partner Companyreportable segmentrevenue external2025-04-01 → 2025-09-30¥2.44T
Energy Partner Companyreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥89.6bn
Energy Partner Companyreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥107.9bn
Fuel And Power Companyreportable segmentrevenue2025-04-01 → 2025-09-30¥1.8bn
Fuel And Power Companyreportable segmentrevenue external2025-04-01 → 2025-09-30¥1.8bn
Fuel And Power Companyreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥72.7bn
Holdingsreportable segmentrevenue2025-04-01 → 2025-09-30¥335.1bn
Holdingsreportable segmentrevenue external2025-04-01 → 2025-09-30¥68.8bn
Holdingsreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥266.4bn
Holdingsreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥142.3bn
Power Grid Companyreportable segmentrevenue2025-04-01 → 2025-09-30¥1.15T
Power Grid Companyreportable segmentrevenue external2025-04-01 → 2025-09-30¥609.4bn
Power Grid Companyreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥539.0bn
Power Grid Companyreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥93.9bn
Renewable Power Companyreportable segmentrevenue2025-04-01 → 2025-09-30¥113.6bn
Renewable Power Companyreportable segmentrevenue external2025-04-01 → 2025-09-30¥26.7bn
Renewable Power Companyreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥87.0bn
Renewable Power Companyreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥43.3bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥4.13T
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥3.15T
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥981.9bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2025-04-01 → 2025-09-30¥460.2bn
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥1.03T
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥1.03T
Reconciling Itemsreconcilingsegment ordinary income2024-04-01 → 2024-09-30−¥142.5bn
Energy Partner Companyreportable segmentrevenue2024-04-01 → 2024-09-30¥2.75T
Energy Partner Companyreportable segmentrevenue external2024-04-01 → 2024-09-30¥2.65T
Energy Partner Companyreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥97.9bn
Energy Partner Companyreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥79.6bn
Fuel And Power Companyreportable segmentrevenue2024-04-01 → 2024-09-30¥1.9bn
Fuel And Power Companyreportable segmentrevenue external2024-04-01 → 2024-09-30¥1.9bn
Fuel And Power Companyreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥53.0bn
Holdingsreportable segmentrevenue2024-04-01 → 2024-09-30¥348.4bn
Holdingsreportable segmentrevenue external2024-04-01 → 2024-09-30¥58.4bn
Holdingsreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥290.0bn
Holdingsreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥138.9bn
Power Grid Companyreportable segmentrevenue2024-04-01 → 2024-09-30¥1.17T
Power Grid Companyreportable segmentrevenue external2024-04-01 → 2024-09-30¥598.1bn
Power Grid Companyreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥570.4bn
Power Grid Companyreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥81.3bn
Renewable Power Companyreportable segmentrevenue2024-04-01 → 2024-09-30¥116.4bn
Renewable Power Companyreportable segmentrevenue external2024-04-01 → 2024-09-30¥45.1bn
Renewable Power Companyreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥71.3bn
Renewable Power Companyreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥40.3bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥4.38T
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥3.35T
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥1.03T
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2024-04-01 → 2024-09-30¥393.2bn

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

All source rows · 653
ItemContextValueUnit
Construction and retirement in progress nca in process elePrior1YearInstant1560207000000JPY
Construction and retirement in progress nca in process eleInterimInstant1644767000000JPY
Nuclear power abolition in progress elePrior1YearInstant106442000000JPY
Nuclear power abolition in progress eleInterimInstant96718000000JPY
Special account related to reprocessing of spent nuclear fuel elePrior1YearInstant374807000000JPY
Special account related to reprocessing of spent nuclear fuel eleInterimInstant374807000000JPY
Nuclear fuel ncaelePrior1YearInstant535177000000JPY
Nuclear fuel ncaeleInterimInstant533509000000JPY
Loaded nuclear fuel ncaelePrior1YearInstant81604000000JPY
Loaded nuclear fuel ncaeleInterimInstant82274000000JPY
Nuclear fuel in processing ncaelePrior1YearInstant453572000000JPY
Nuclear fuel in processing ncaeleInterimInstant451235000000JPY
Investments and other assetsPrior1YearInstant3856290000000JPY
Investments and other assetsInterimInstant3878136000000JPY
Long term investments elePrior1YearInstant167789000000JPY
Long term investments eleInterimInstant183013000000JPY
Long term investment for subsidiaries and affiliates elePrior1YearInstant1886374000000JPY
Long term investment for subsidiaries and affiliates eleInterimInstant1927842000000JPY
Grants in aid receivable from nuclear damage compensation facilitation corporation ioaelePrior1YearInstant525412000000JPY
Grants in aid receivable from nuclear damage compensation facilitation corporation ioaeleInterimInstant466243000000JPY
Reserve fund for nuclear reactor decommissioning ioaelePrior1YearInstant712208000000JPY
Reserve fund for nuclear reactor decommissioning ioaeleInterimInstant697246000000JPY
Net defined benefit assetPrior1YearInstant237858000000JPY
Net defined benefit assetInterimInstant242511000000JPY
Other ioaPrior1YearInstant328422000000JPY
Other ioaInterimInstant362993000000JPY
Allowance for doubtful accounts ioa by groupPrior1YearInstant-1774000000JPY
Allowance for doubtful accounts ioa by groupInterimInstant-1713000000JPY
Current assetsPrior1YearInstant2463599000000JPY
Current assetsInterimInstant2088661000000JPY
Cash and depositsPrior1YearInstant936335000000JPY
Cash and depositsInterimInstant621828000000JPY
Notes and accounts receivable trade and contract assetsPrior1YearInstant666097000000JPY
Notes and accounts receivable trade and contract assetsInterimInstant654944000000JPY
InventoriesPrior1YearInstant138926000000JPY
InventoriesInterimInstant149140000000JPY
Other caPrior1YearInstant739219000000JPY
Other caInterimInstant678552000000JPY
Allowance for doubtful accounts caPrior1YearInstant-16979000000JPY
Allowance for doubtful accounts caInterimInstant-15804000000JPY
AssetsPrior1YearInstant14986993000000JPY
AssetsInterimInstant14743879000000JPY
Noncurrent liabilitiesPrior1YearInstant6459378000000JPY
Noncurrent liabilitiesInterimInstant7394512000000JPY
Bonds payablePrior1YearInstant3231000000000JPY
Bonds payableInterimInstant3271000000000JPY
Long term loans payablePrior1YearInstant69398000000JPY
Long term loans payableInterimInstant68252000000JPY
Contribution payable for nuclear reactor decommissioning nclPrior1YearInstant607465000000JPY
Contribution payable for nuclear reactor decommissioning nclInterimInstant607465000000JPY

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