Half-year report · HY

Period2025-04-01 → 2025-09-30
Filed2025-11-06
StandardJapan GAAP
ConsolidatedYes
Data checks14 of 14 passed
Key figures · 44
MetricValuePeriodScopeSource row
Revenue¥403.2bn2025-04-01 → 2025-09-30Cons.Net sales
Revenue¥858.3bn2024-04-01 → 2025-03-31Cons.Net sales (5-year summary)
Revenue¥420.3bn2024-04-01 → 2024-09-30Cons.Net sales
Operating income¥66.5bn2025-04-01 → 2025-09-30Cons.Operating income
Operating income¥62.3bn2024-04-01 → 2024-09-30Cons.Operating income
Ordinary income¥65.7bn2025-04-01 → 2025-09-30Cons.Ordinary income
Ordinary income¥91.4bn2024-04-01 → 2025-03-31Cons.Ordinary income loss (5-year summary)
Ordinary income¥60.2bn2024-04-01 → 2024-09-30Cons.Ordinary income
Profit before tax¥67.3bn2025-04-01 → 2025-09-30Cons.Income before income taxes
Profit before tax¥62.4bn2024-04-01 → 2024-09-30Cons.Income before income taxes
Net income (owners)¥48.1bn2025-04-01 → 2025-09-30Cons.Profit loss attributable to owners of parent
Net income (owners)¥65.1bn2024-04-01 → 2025-03-31Cons.Profit loss attributable to owners of parent (5-year summary)
Net income (owners)¥44.2bn2024-04-01 → 2024-09-30Cons.Profit loss attributable to owners of parent
Net income¥48.4bn2025-04-01 → 2025-09-30Cons.Profit loss
Net income¥44.7bn2024-04-01 → 2024-09-30Cons.Profit loss
Total assets¥1.85Tat 2025-09-30Cons.Assets
Total assets¥1.86Tat 2025-03-31Cons.Assets
Total assets¥1.80Tat 2024-09-30Cons.Total assets (5-year summary)
Total liabilities¥1.42Tat 2025-09-30Cons.Liabilities
Total liabilities¥1.46Tat 2025-03-31Cons.Liabilities
Net assets / equity¥431.5bnat 2025-09-30Cons.Net assets
Net assets / equity¥400.8bnat 2025-03-31Cons.Net assets
Net assets / equity¥366.7bnat 2024-09-30Cons.Net assets (5-year summary)
Cash and deposits¥215.3bnat 2025-09-30Cons.Cash and deposits
Cash and deposits¥239.4bnat 2025-03-31Cons.Cash and deposits
Cash & equivalents¥85.8bnat 2025-09-30Cons.Cash and cash equivalents
Cash & equivalents¥94.4bnat 2025-03-31Cons.Cash and cash equivalents
Cash & equivalents¥83.5bnat 2024-09-30Cons.Cash and cash equivalents
Cash & equivalents¥225.0bnat 2024-03-31vCons.Cash and cash equivalents
Operating cash flow¥47.0bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in operating activities
Operating cash flow¥152.3bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in operating activities (5-year summary)
Operating cash flow¥55.8bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in operating activities
Investing cash flow−¥44.4bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in investment activities
Investing cash flow−¥234.1bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in investing activities (5-year summary)
Investing cash flow−¥148.6bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in investment activities
Financing cash flow¥3.6bn2025-04-01 → 2025-09-30Cons.Net cash provided by used in financing activities
Financing cash flow−¥48.9bn2024-04-01 → 2025-03-31Cons.Net cash provided by used in financing activities (5-year summary)
Financing cash flow−¥48.7bn2024-04-01 → 2024-09-30Cons.Net cash provided by used in financing activities
EPS (basic)¥230.472025-04-01 → 2025-09-30Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥311.982024-04-01 → 2025-03-31Cons.Basic earnings loss per share (5-year summary)
EPS (basic)¥211.732024-04-01 → 2024-09-30Cons.Basic earnings loss per share (5-year summary)
Equity ratio23.2%at 2025-09-30Cons.Equity to asset ratio (5-year summary)
Equity ratio20.5%at 2025-03-31Cons.Equity to asset ratio (5-year summary)
Equity ratio19.3%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 · 38
SegmentItemPeriodValue
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2025-04-01 → 2025-09-30¥70.2bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2025-04-01 → 2025-09-30¥41.4bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2025-04-01 → 2025-09-30¥28.7bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment ordinary income2025-04-01 → 2025-09-30¥3.3bn
Reconciling Itemsreconcilingrevenue2025-04-01 → 2025-09-30−¥144.9bn
Reconciling Itemsreconcilingrevenue intersegment2025-04-01 → 2025-09-30−¥144.9bn
Reconciling Itemsreconcilingsegment ordinary income2025-04-01 → 2025-09-30−¥5.0bn
Power Generation Salesreportable segmentrevenue2025-04-01 → 2025-09-30¥366.6bn
Power Generation Salesreportable segmentrevenue external2025-04-01 → 2025-09-30¥331.1bn
Power Generation Salesreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥35.5bn
Power Generation Salesreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥56.3bn
Transmission And Distributionreportable segmentrevenue2025-04-01 → 2025-09-30¥111.3bn
Transmission And Distributionreportable segmentrevenue external2025-04-01 → 2025-09-30¥30.7bn
Transmission And Distributionreportable segmentrevenue intersegment2025-04-01 → 2025-09-30¥80.6bn
Transmission And Distributionreportable segmentsegment ordinary income2025-04-01 → 2025-09-30¥11.1bn
Total Of Reportable Segments And Otherssegment totalrevenue2025-04-01 → 2025-09-30¥548.1bn
Total Of Reportable Segments And Otherssegment totalrevenue external2025-04-01 → 2025-09-30¥403.2bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2025-04-01 → 2025-09-30¥144.9bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2025-04-01 → 2025-09-30¥70.7bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue2024-04-01 → 2024-09-30¥72.6bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue external2024-04-01 → 2024-09-30¥42.7bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentsrevenue intersegment2024-04-01 → 2024-09-30¥29.8bn
Operating Segments Not Included In Reportable Segments And Other Revenue Generating Business Activitiesother segmentssegment ordinary income2024-04-01 → 2024-09-30¥4.6bn
Reconciling Itemsreconcilingrevenue2024-04-01 → 2024-09-30−¥136.5bn
Reconciling Itemsreconcilingrevenue intersegment2024-04-01 → 2024-09-30−¥136.5bn
Reconciling Itemsreconcilingsegment ordinary income2024-04-01 → 2024-09-30−¥3.9bn
Power Generation Salesreportable segmentrevenue2024-04-01 → 2024-09-30¥376.6bn
Power Generation Salesreportable segmentrevenue external2024-04-01 → 2024-09-30¥352.1bn
Power Generation Salesreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥24.5bn
Power Generation Salesreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥48.9bn
Transmission And Distributionreportable segmentrevenue2024-04-01 → 2024-09-30¥107.6bn
Transmission And Distributionreportable segmentrevenue external2024-04-01 → 2024-09-30¥25.5bn
Transmission And Distributionreportable segmentrevenue intersegment2024-04-01 → 2024-09-30¥82.1bn
Transmission And Distributionreportable segmentsegment ordinary income2024-04-01 → 2024-09-30¥10.7bn
Total Of Reportable Segments And Otherssegment totalrevenue2024-04-01 → 2024-09-30¥556.8bn
Total Of Reportable Segments And Otherssegment totalrevenue external2024-04-01 → 2024-09-30¥420.3bn
Total Of Reportable Segments And Otherssegment totalrevenue intersegment2024-04-01 → 2024-09-30¥136.5bn
Total Of Reportable Segments And Otherssegment totalsegment ordinary income2024-04-01 → 2024-09-30¥64.1bn

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

All source rows · 562
ItemContextValueUnit
Revenues from external customersPrior1InterimDuration_jpcrp040300-ssr_E04503-000PowerGenerationSalesReportableSegmentsMember352093000000JPY
Revenues from external customersPrior1InterimDuration_jpcrp040300-ssr_E04503-000TransmissionAndDistributionReportableSegmentsMember25479000000JPY
Revenues from external customersPrior1InterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember42739000000JPY
Revenues from external customersPrior1InterimDuration_TotalOfReportableSegmentsAndOthersMember420312000000JPY
Revenues from external customersPrior1InterimDuration_ReconcilingItemsMember-JPY
Revenues from external customersPrior1InterimDuration420312000000JPY
Transactions with other segmentsPrior1InterimDuration_jpcrp040300-ssr_E04503-000PowerGenerationSalesReportableSegmentsMember24495000000JPY
Transactions with other segmentsPrior1InterimDuration_jpcrp040300-ssr_E04503-000TransmissionAndDistributionReportableSegmentsMember82144000000JPY
Transactions with other segmentsPrior1InterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember29815000000JPY
Transactions with other segmentsPrior1InterimDuration_TotalOfReportableSegmentsAndOthersMember136455000000JPY
Transactions with other segmentsPrior1InterimDuration_ReconcilingItemsMember-136455000000JPY
Transactions with other segmentsPrior1InterimDuration-JPY
Net salesPrior1InterimDuration_jpcrp040300-ssr_E04503-000PowerGenerationSalesReportableSegmentsMember376589000000JPY
Net salesPrior1InterimDuration_jpcrp040300-ssr_E04503-000TransmissionAndDistributionReportableSegmentsMember107624000000JPY
Net salesPrior1InterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember72554000000JPY
Net salesPrior1InterimDuration_TotalOfReportableSegmentsAndOthersMember556768000000JPY
Net salesPrior1InterimDuration_ReconcilingItemsMember-136455000000JPY
Net salesPrior1InterimDuration420312000000JPY
Ordinary incomePrior1InterimDuration_jpcrp040300-ssr_E04503-000PowerGenerationSalesReportableSegmentsMember48880000000JPY
Ordinary incomePrior1InterimDuration_jpcrp040300-ssr_E04503-000TransmissionAndDistributionReportableSegmentsMember10655000000JPY
Ordinary incomePrior1InterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember4553000000JPY
Ordinary incomePrior1InterimDuration_TotalOfReportableSegmentsAndOthersMember64089000000JPY
Ordinary incomePrior1InterimDuration_ReconcilingItemsMember-3924000000JPY
Ordinary incomePrior1InterimDuration60165000000JPY
Revenues from external customersInterimDuration_jpcrp040300-ssr_E04503-000PowerGenerationSalesReportableSegmentsMember331069000000JPY
Revenues from external customersInterimDuration_jpcrp040300-ssr_E04503-000TransmissionAndDistributionReportableSegmentsMember30670000000JPY
Revenues from external customersInterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember41439000000JPY
Revenues from external customersInterimDuration_TotalOfReportableSegmentsAndOthersMember403179000000JPY
Revenues from external customersInterimDuration_ReconcilingItemsMember-JPY
Revenues from external customersInterimDuration403179000000JPY
Transactions with other segmentsInterimDuration_jpcrp040300-ssr_E04503-000PowerGenerationSalesReportableSegmentsMember35538000000JPY
Transactions with other segmentsInterimDuration_jpcrp040300-ssr_E04503-000TransmissionAndDistributionReportableSegmentsMember80630000000JPY
Transactions with other segmentsInterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember28720000000JPY
Transactions with other segmentsInterimDuration_TotalOfReportableSegmentsAndOthersMember144889000000JPY
Transactions with other segmentsInterimDuration_ReconcilingItemsMember-144889000000JPY
Transactions with other segmentsInterimDuration-JPY
Net salesInterimDuration_jpcrp040300-ssr_E04503-000PowerGenerationSalesReportableSegmentsMember366608000000JPY
Net salesInterimDuration_jpcrp040300-ssr_E04503-000TransmissionAndDistributionReportableSegmentsMember111301000000JPY
Net salesInterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember70160000000JPY
Net salesInterimDuration_TotalOfReportableSegmentsAndOthersMember548069000000JPY
Net salesInterimDuration_ReconcilingItemsMember-144889000000JPY
Net salesInterimDuration403179000000JPY
Ordinary incomeInterimDuration_jpcrp040300-ssr_E04503-000PowerGenerationSalesReportableSegmentsMember56278000000JPY
Ordinary incomeInterimDuration_jpcrp040300-ssr_E04503-000TransmissionAndDistributionReportableSegmentsMember11117000000JPY
Ordinary incomeInterimDuration_OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember3280000000JPY
Ordinary incomeInterimDuration_TotalOfReportableSegmentsAndOthersMember70675000000JPY
Ordinary incomeInterimDuration_ReconcilingItemsMember-4996000000JPY
Ordinary incomeInterimDuration65679000000JPY
Document title cover pageFilingDateInstant
Original text (Japanese)半期報告書
Clause of stipulation cover pageFilingDateInstant
Original text (Japanese)金融商品取引法第24条の5第1項の表の第1号

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