Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2026-06-24
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed

Amends S100X0JX. Amended by S100YIX8 (2026-06-24).

Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥2.01T2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥4.34T2024-04-01 → 2025-03-31Cons.Operating revenue1 (5-year summary)
Revenue¥2.14T2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥276.6bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥297.2bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥315.0bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥531.7bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥319.2bn2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥316.2bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥319.6bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥232.9bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥420.4bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥228.8bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥234.4bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥230.0bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥9.60Tat 2025-09-30Cons.Assets
Total assets¥9.65Tat 2025-03-31Cons.Assets
Total assets¥9.15Tat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥6.29Tat 2025-09-30Cons.Liabilities
Total liabilities¥6.55Tat 2025-03-31Cons.Liabilities
Net assets / equity¥3.31Tat 2025-09-30Cons.Net assets
Net assets / equity¥3.11Tat 2025-03-31Cons.Net assets
Net assets / equity¥2.55Tat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥786.2bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥942.4bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥771.1bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥941.4bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥341.8bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥564.4bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥230.0bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥575.3bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥136.3bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥289.4bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥342.4bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥278.4bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow−¥105.8bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow¥137.7bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥88.0bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥209.082025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥436.092024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥256.442024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio34.0%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio31.8%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio27.2%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 · 46
SegmentItemPeriodValue
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥503.2bn
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥503.2bn
Reconciling Itemsreconcilingsegment ordinary income2025-04-01 → 2025-09-30¥4.8bn
Energyreportable segmentrevenue2025-04-01 → 2025-09-30¥1.74T
Energyreportable segmentrevenue external2025-04-01 → 2025-09-30¥1.63T
Energyreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥108.8bn
Energyreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥240.0bn
IT Communicationsreportable segmentrevenue2025-04-01 → 2025-09-30¥152.6bn
IT Communicationsreportable segmentrevenue external2025-04-01 → 2025-09-30¥108.8bn
IT Communicationsreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥43.8bn
IT Communicationsreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥25.6bn
Life Business Solutionsreportable segmentrevenue2025-04-01 → 2025-09-30¥90.0bn
Life Business Solutionsreportable segmentrevenue external2025-04-01 → 2025-09-30¥72.5bn
Life Business Solutionsreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥17.5bn
Life Business Solutionsreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥13.3bn
Transmission And Distributionreportable segmentrevenue2025-04-01 → 2025-09-30¥528.3bn
Transmission And Distributionreportable segmentrevenue external2025-04-01 → 2025-09-30¥195.2bn
Transmission And Distributionreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥333.1bn
Transmission And Distributionreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥31.2bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥2.51T
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥2.01T
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥503.2bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2025-04-01 → 2025-09-30¥310.2bn
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥517.8bn
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥517.8bn
Reconciling Itemsreconcilingsegment ordinary income2024-04-01 → 2024-09-30−¥12.4bn
Energyreportable segmentrevenue2024-04-01 → 2024-09-30¥1.85T
Energyreportable segmentrevenue external2024-04-01 → 2024-09-30¥1.73T
Energyreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥119.3bn
Energyreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥260.0bn
IT Communicationsreportable segmentrevenue2024-04-01 → 2024-09-30¥149.4bn
IT Communicationsreportable segmentrevenue external2024-04-01 → 2024-09-30¥110.3bn
IT Communicationsreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥39.0bn
IT Communicationsreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥22.6bn
Life Business Solutionsreportable segmentrevenue2024-04-01 → 2024-09-30¥121.4bn
Life Business Solutionsreportable segmentrevenue external2024-04-01 → 2024-09-30¥102.6bn
Life Business Solutionsreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥18.9bn
Life Business Solutionsreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥17.2bn
Transmission And Distributionreportable segmentrevenue2024-04-01 → 2024-09-30¥534.6bn
Transmission And Distributionreportable segmentrevenue external2024-04-01 → 2024-09-30¥193.9bn
Transmission And Distributionreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥340.6bn
Transmission And Distributionreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥31.8bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥2.65T
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥2.14T
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥517.8bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2024-04-01 → 2024-09-30¥331.6bn

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

All source rows · 546
ItemContextValueUnit
Other caPrior1YearInstant248218000000JPY
Other caInterimInstant295797000000JPY
Allowance for doubtful accounts caPrior1YearInstant-3452000000JPY
Allowance for doubtful accounts caInterimInstant-2970000000JPY
AssetsPrior1YearInstant9652655000000JPY
AssetsInterimInstant9603234000000JPY
Noncurrent liabilitiesPrior1YearInstant4843095000000JPY
Noncurrent liabilitiesInterimInstant4795682000000JPY
Bonds payablePrior1YearInstant1450635000000JPY
Bonds payableInterimInstant1440435000000JPY
Long term loans payablePrior1YearInstant2296339000000JPY
Long term loans payableInterimInstant2277104000000JPY
Contribution payable for nuclear reactor decommissioning nclPrior1YearInstant487416000000JPY
Contribution payable for nuclear reactor decommissioning nclInterimInstant487416000000JPY
Provision for loss on guaranteesPrior1YearInstant1881000000JPY
Provision for loss on guaranteesInterimInstant1958000000JPY
Net defined benefit liabilityPrior1YearInstant315322000000JPY
Net defined benefit liabilityInterimInstant273544000000JPY
Deferred tax liabilitiesPrior1YearInstant15908000000JPY
Deferred tax liabilitiesInterimInstant17499000000JPY
Other nclPrior1YearInstant275592000000JPY
Other nclInterimInstant297724000000JPY
Current liabilitiesPrior1YearInstant1680147000000JPY
Current liabilitiesInterimInstant1477797000000JPY
Current portion of noncurrent liabilities clelePrior1YearInstant590914000000JPY
Current portion of noncurrent liabilities cleleInterimInstant561999000000JPY
Short term loans payablePrior1YearInstant159849000000JPY
Short term loans payableInterimInstant156046000000JPY
Notes and accounts payable tradePrior1YearInstant234190000000JPY
Notes and accounts payable tradeInterimInstant129094000000JPY
Accrued taxesPrior1YearInstant128168000000JPY
Accrued taxesInterimInstant118938000000JPY
Other clPrior1YearInstant567025000000JPY
Other clInterimInstant511717000000JPY
Reserves under the special laws2Prior1YearInstant21959000000JPY
Reserves under the special laws2InterimInstant20739000000JPY
Reserve for fluctuation in water levels reserves under the special laws elePrior1YearInstant21959000000JPY
Reserve for fluctuation in water levels reserves under the special laws eleInterimInstant20739000000JPY
LiabilitiesPrior1YearInstant6545202000000JPY
LiabilitiesInterimInstant6294218000000JPY
Shareholders equityPrior1YearInstant2762304000000JPY
Shareholders equityInterimInstant2962029000000JPY
Capital stockPrior1YearInstant630040000000JPY
Capital stockInterimInstant630040000000JPY
Capital surplusPrior1YearInstant205089000000JPY
Capital surplusInterimInstant205091000000JPY
Retained earningsPrior1YearInstant1928108000000JPY
Retained earningsInterimInstant2127796000000JPY
Treasury stockPrior1YearInstant-935000000JPY
Treasury stockInterimInstant-898000000JPY

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 rounding
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