【表紙】 |
【提出書類】 | 有価証券報告書
【根拠条文】 | 金融商品取引法第24条第１項
【提出先】 | 関東財務局長
【提出日】 | 2021年６月28日
【事業年度】 | 第97期(自　2020年４月１日　至　2021年３月31日)
【会社名】 | 北海道電力株式会社
【英訳名】 | Hokkaido Electric Power Company, Incorporated
【代表者の役職氏名】 | 代表取締役社長　　藤　井　 裕
【本店の所在の場所】 | 札幌市中央区大通東１丁目２番地
【電話番号】 | 011(251)1111
【事務連絡者氏名】 | 経理部経理センター資金会計グループ　グループリーダー　 南　 真　人
【最寄りの連絡場所】 | 東京都千代田区丸の内１丁目６番５号 北海道電力株式会社　東京支社
【電話番号】 | 03(3217)0861
【事務連絡者氏名】 | 業務グループ　グループリーダー　　加　茂　 哲　章
【縦覧に供する場所】 | 株式会社東京証券取引所 (東京都中央区日本橋兜町２番１号) 証券会員制法人札幌証券取引所 (札幌市中央区南１条西５丁目14番地の１)

E04500 95090 北海道電力株式会社 Hokkaido Electric Power Company, Incorporated 企業内容等の開示に関する内閣府令 第三号様式 Japan GAAP true ele ele 2020-04-01 2021-03-31 FY 2021-03-31 2019-04-01 2020-03-31 2020-03-31 1 false false false E04500-000 2021-06-28 E04500-000 2016-04-01 2017-03-31 E04500-000 2017-04-01 2018-03-31 E04500-000 2018-04-01 2019-03-31 E04500-000 2019-04-01 2020-03-31 E04500-000 2020-04-01 2021-03-31 E04500-000 2017-03-31 E04500-000 2018-03-31 E04500-000 2019-03-31 E04500-000 2020-03-31 E04500-000 2021-03-31 E04500-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember E04500-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember E04500-000 2018-04-01 2019-03-31 jppfs_cor:NonConsolidatedMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:NonConsolidatedMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:NonConsolidatedMember E04500-000 2017-03-31 jppfs_cor:NonConsolidatedMember E04500-000 2018-03-31 jppfs_cor:NonConsolidatedMember E04500-000 2019-03-31 jppfs_cor:NonConsolidatedMember E04500-000 2020-03-31 jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jpcrp030000-asr_E04500-000:HokkaidoElectricPowerReportableSegmentMember E04500-000 2021-03-31 jpcrp030000-asr_E04500-000:HokkaidoElectricPowerNetworkReportableSegmentMember E04500-000 2021-03-31 jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember E04500-000 2020-04-01 2021-03-31 jpcrp030000-asr_E04500-000:HokkaidoElectricPowerReportableSegmentMember E04500-000 2020-04-01 2021-03-31 jpcrp_cor:OtherReportableSegmentsMember E04500-000 2020-04-01 2021-03-31 jpcrp030000-asr_E04500-000:HokkaidoElectricPowerNetworkReportableSegmentMember E04500-000 2021-06-28 jpcrp_cor:OrdinaryShareMember E04500-000 2021-06-28 jpcrp_cor:ClassBPreferredSharesMember E04500-000 2021-03-31 jpcrp_cor:OrdinaryShareMember E04500-000 2021-03-31 jpcrp_cor:ClassBPreferredSharesMember E04500-000 2021-03-31 jpcrp_cor:No1MajorShareholdersMember E04500-000 2021-03-31 jpcrp_cor:No2MajorShareholdersMember E04500-000 2021-03-31 jpcrp_cor:No3MajorShareholdersMember E04500-000 2021-03-31 jpcrp_cor:No4MajorShareholdersMember E04500-000 2021-03-31 jpcrp_cor:No5MajorShareholdersMember E04500-000 2021-03-31 jpcrp_cor:No6MajorShareholdersMember E04500-000 2021-03-31 jpcrp_cor:No7MajorShareholdersMember E04500-000 2021-03-31 jpcrp_cor:No8MajorShareholdersMember E04500-000 2021-03-31 jpcrp_cor:No9MajorShareholdersMember E04500-000 2021-03-31 jpcrp_cor:No10MajorShareholdersMember E04500-000 2021-03-31 jpcrp_cor:No1MajorShareholdersVotingRightsMember E04500-000 2021-03-31 jpcrp_cor:No2MajorShareholdersVotingRightsMember E04500-000 2021-03-31 jpcrp_cor:No3MajorShareholdersVotingRightsMember E04500-000 2021-03-31 jpcrp_cor:No4MajorShareholdersVotingRightsMember E04500-000 2021-03-31 jpcrp_cor:No5MajorShareholdersVotingRightsMember E04500-000 2021-03-31 jpcrp_cor:No6MajorShareholdersVotingRightsMember E04500-000 2021-03-31 jpcrp_cor:No7MajorShareholdersVotingRightsMember E04500-000 2021-03-31 jpcrp_cor:No8MajorShareholdersVotingRightsMember E04500-000 2021-03-31 jpcrp_cor:No9MajorShareholdersVotingRightsMember E04500-000 2021-03-31 jpcrp_cor:No10MajorShareholdersVotingRightsMember E04500-000 2021-03-31 jpcrp030000-asr_E04500-000:ClassBPreferredSharesSharesWithNoVotingRightsMember E04500-000 2021-03-31 jpcrp_cor:SharesWithRestrictedVotingRightsTreasurySharesEtcMember E04500-000 2021-03-31 jpcrp_cor:SharesWithRestrictedVotingRightsOtherMember E04500-000 2021-03-31 jpcrp_cor:OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMember E04500-000 2021-03-31 jpcrp_cor:OrdinarySharesSharesWithFullVotingRightsOtherMember E04500-000 2021-03-31 jpcrp_cor:OrdinarySharesSharesLessThanOneUnitMember E04500-000 2021-03-31 jpcrp_cor:Row1Member E04500-000 2021-06-28 jpcrp_cor:Row1Member E04500-000 2021-06-28 jpcrp_cor:Row2Member E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:MayumiAkihikoMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:FujiiYutakaMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:UjiieKazuhikoMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:FunaneShunichiMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:SeoHideoMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:UenoMasahiroMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:HaradaNoriakiMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:KobayashiTsuyoshiMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:SaitoSusumuMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:IchikawaShigekiMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:UkaiMitsukoMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:AkitaKojiMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:OonoHiroshiMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:HasegawaJunMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:NaritaNorikoMember E04500-000 2021-06-28 jpcrp030000-asr_E04500-000:TakeuchiIwaoMember E04500-000 2021-06-28 jpcrp_cor:Row3Member E04500-000 2021-06-28 jpcrp_cor:Row4Member E04500-000 2021-06-28 jpcrp_cor:Row5Member E04500-000 2021-06-28 jpcrp_cor:Row6Member E04500-000 2020-04-01 2021-03-31 jpcrp_cor:DirectorsExcludingOutsideDirectorsMember E04500-000 2020-04-01 2021-03-31 jpcrp_cor:CorporateAuditorsExcludingOutsideCorporateAuditorsMember E04500-000 2020-04-01 2021-03-31 jpcrp_cor:OutsideDirectorsMember E04500-000 2020-04-01 2021-03-31 jpcrp_cor:OutsideCorporateAuditorsMember E04500-000 2020-03-31 jpcrp_cor:Row1Member E04500-000 2021-03-31 jpcrp_cor:Row2Member E04500-000 2020-03-31 jpcrp_cor:Row2Member E04500-000 2021-03-31 jpcrp_cor:Row3Member E04500-000 2020-03-31 jpcrp_cor:Row3Member E04500-000 2021-03-31 jpcrp_cor:Row4Member E04500-000 2020-03-31 jpcrp_cor:Row4Member E04500-000 2021-03-31 jpcrp_cor:Row5Member E04500-000 2020-03-31 jpcrp_cor:Row5Member E04500-000 2021-03-31 jpcrp_cor:Row6Member E04500-000 2020-03-31 jpcrp_cor:Row6Member E04500-000 2019-03-31 jppfs_cor:CapitalStockMember E04500-000 2020-03-31 jppfs_cor:CapitalStockMember E04500-000 2020-03-31 jppfs_cor:CapitalSurplusMember E04500-000 2019-03-31 jppfs_cor:CapitalSurplusMember E04500-000 2020-03-31 jppfs_cor:RetainedEarningsMember E04500-000 2019-03-31 jppfs_cor:RetainedEarningsMember E04500-000 2019-03-31 jppfs_cor:TreasuryStockMember E04500-000 2020-03-31 jppfs_cor:TreasuryStockMember E04500-000 2019-03-31 jppfs_cor:ShareholdersEquityMember E04500-000 2020-03-31 jppfs_cor:ShareholdersEquityMember E04500-000 2019-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04500-000 2020-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04500-000 2019-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04500-000 2020-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04500-000 2019-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04500-000 2020-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04500-000 2020-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04500-000 2019-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04500-000 2020-03-31 jppfs_cor:NonControllingInterestsMember E04500-000 2019-03-31 jppfs_cor:NonControllingInterestsMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:RetainedEarningsMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:RetainedEarningsMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:ShareholdersEquityMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:ShareholdersEquityMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:TreasuryStockMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:TreasuryStockMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:CapitalSurplusMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:CapitalSurplusMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:NonControllingInterestsMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:NonControllingInterestsMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:CapitalStockMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:CapitalStockMember E04500-000 2021-03-31 jppfs_cor:CapitalStockMember E04500-000 2021-03-31 jppfs_cor:CapitalSurplusMember E04500-000 2021-03-31 jppfs_cor:RetainedEarningsMember E04500-000 2021-03-31 jppfs_cor:TreasuryStockMember E04500-000 2021-03-31 jppfs_cor:ShareholdersEquityMember E04500-000 2021-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04500-000 2021-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04500-000 2021-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04500-000 2021-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04500-000 2021-03-31 jppfs_cor:NonControllingInterestsMember E04500-000 2019-04-01 2020-03-31 jpcrp030000-asr_E04500-000:ElectricPowerReportableSegmentsMember E04500-000 2019-04-01 2020-03-31 jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember E04500-000 2019-04-01 2020-03-31 jpcrp_cor:TotalOfReportableSegmentsAndOthersMember E04500-000 2020-04-01 2021-03-31 jpcrp_cor:ReportableSegmentsMember E04500-000 2019-04-01 2020-03-31 jpcrp_cor:ReconcilingItemsMember E04500-000 2020-04-01 2021-03-31 jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember E04500-000 2020-04-01 2021-03-31 jpcrp_cor:TotalOfReportableSegmentsAndOthersMember E04500-000 2020-04-01 2021-03-31 jpcrp_cor:ReconcilingItemsMember E04500-000 2020-03-31 jpcrp030000-asr_E04500-000:ElectricPowerReportableSegmentsMember E04500-000 2020-03-31 jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember E04500-000 2020-03-31 jpcrp_cor:TotalOfReportableSegmentsAndOthersMember E04500-000 2021-03-31 jpcrp_cor:ReportableSegmentsMember E04500-000 2020-03-31 jpcrp_cor:ReconcilingItemsMember E04500-000 2021-03-31 jpcrp_cor:TotalOfReportableSegmentsAndOthersMember E04500-000 2021-03-31 jpcrp_cor:ReconcilingItemsMember E04500-000 2020-03-31 jppfs_cor:CapitalStockMember jppfs_cor:NonConsolidatedMember E04500-000 2019-03-31 jppfs_cor:CapitalStockMember jppfs_cor:NonConsolidatedMember E04500-000 2020-03-31 jppfs_cor:OtherCapitalSurplusMember jppfs_cor:NonConsolidatedMember E04500-000 2019-03-31 jppfs_cor:OtherCapitalSurplusMember jppfs_cor:NonConsolidatedMember E04500-000 2019-03-31 jppfs_cor:LegalRetainedEarningsMember jppfs_cor:NonConsolidatedMember E04500-000 2020-03-31 jppfs_cor:LegalRetainedEarningsMember jppfs_cor:NonConsolidatedMember E04500-000 2019-03-31 jppfs_cor:ReserveForSpecialDisasterELEMember jppfs_cor:NonConsolidatedMember E04500-000 2020-03-31 jppfs_cor:ReserveForSpecialDisasterELEMember jppfs_cor:NonConsolidatedMember E04500-000 2020-03-31 jppfs_cor:RetainedEarningsBroughtForwardMember jppfs_cor:NonConsolidatedMember E04500-000 2019-03-31 jppfs_cor:RetainedEarningsBroughtForwardMember jppfs_cor:NonConsolidatedMember E04500-000 2019-03-31 jppfs_cor:RetainedEarningsMember jppfs_cor:NonConsolidatedMember E04500-000 2020-03-31 jppfs_cor:RetainedEarningsMember jppfs_cor:NonConsolidatedMember E04500-000 2020-03-31 jppfs_cor:TreasuryStockMember jppfs_cor:NonConsolidatedMember E04500-000 2019-03-31 jppfs_cor:TreasuryStockMember jppfs_cor:NonConsolidatedMember E04500-000 2020-03-31 jppfs_cor:ShareholdersEquityMember jppfs_cor:NonConsolidatedMember E04500-000 2019-03-31 jppfs_cor:ShareholdersEquityMember jppfs_cor:NonConsolidatedMember E04500-000 2020-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember jppfs_cor:NonConsolidatedMember E04500-000 2019-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember jppfs_cor:NonConsolidatedMember E04500-000 2019-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember jppfs_cor:NonConsolidatedMember E04500-000 2020-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember jppfs_cor:NonConsolidatedMember E04500-000 2020-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember jppfs_cor:NonConsolidatedMember E04500-000 2019-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember jppfs_cor:NonConsolidatedMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:ReserveForSpecialDisasterELEMember jppfs_cor:NonConsolidatedMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:ReserveForSpecialDisasterELEMember jppfs_cor:NonConsolidatedMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:RetainedEarningsBroughtForwardMember jppfs_cor:NonConsolidatedMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:RetainedEarningsBroughtForwardMember jppfs_cor:NonConsolidatedMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:RetainedEarningsMember jppfs_cor:NonConsolidatedMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:RetainedEarningsMember jppfs_cor:NonConsolidatedMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:ShareholdersEquityMember jppfs_cor:NonConsolidatedMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:ShareholdersEquityMember jppfs_cor:NonConsolidatedMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:LegalRetainedEarningsMember jppfs_cor:NonConsolidatedMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:LegalRetainedEarningsMember jppfs_cor:NonConsolidatedMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:TreasuryStockMember jppfs_cor:NonConsolidatedMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:TreasuryStockMember jppfs_cor:NonConsolidatedMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:OtherCapitalSurplusMember jppfs_cor:NonConsolidatedMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:OtherCapitalSurplusMember jppfs_cor:NonConsolidatedMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember jppfs_cor:NonConsolidatedMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember jppfs_cor:NonConsolidatedMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember jppfs_cor:NonConsolidatedMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember jppfs_cor:NonConsolidatedMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember jppfs_cor:NonConsolidatedMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember jppfs_cor:NonConsolidatedMember E04500-000 2020-04-01 2021-03-31 jppfs_cor:CapitalStockMember jppfs_cor:NonConsolidatedMember E04500-000 2019-04-01 2020-03-31 jppfs_cor:CapitalStockMember jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jppfs_cor:CapitalStockMember jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jppfs_cor:OtherCapitalSurplusMember jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jppfs_cor:LegalRetainedEarningsMember jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jppfs_cor:ReserveForSpecialDisasterELEMember jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jppfs_cor:RetainedEarningsBroughtForwardMember jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jppfs_cor:RetainedEarningsMember jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jppfs_cor:TreasuryStockMember jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jppfs_cor:ShareholdersEquityMember jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember jppfs_cor:NonConsolidatedMember E04500-000 2021-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember jppfs_cor:NonConsolidatedMember iso4217:JPY iso4217:JPY xbrli:shares xbrli:pure xbrli:shares