【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】

平成30年６月28日

【事業年度】

第218期（自　平成29年４月１日　至　平成30年３月31日）

【会社名】

東京瓦斯株式会社

【英訳名】

TOKYO GAS CO.,LTD.

【代表者の役職氏名】

代表取締役社長　　内田　高史

【本店の所在の場所】

東京都港区海岸一丁目５番20号

【電話番号】

03－5400－7736（直通）

【事務連絡者氏名】

経理部連結決算グループマネージャー　　足立　正美

【最寄りの連絡場所】

東京都港区海岸一丁目５番20号

【電話番号】

03－5400－7736（直通）

【事務連絡者氏名】

経理部連結決算グループマネージャー　　足立　正美

【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）

株式会社名古屋証券取引所

（名古屋市中区栄三丁目８番20号）

 

E04514 95310 東京瓦斯株式会社 TOKYO GAS CO.,LTD. 企業内容等の開示に関する内閣府令 第三号様式 Japan GAAP true GAS GAS 2017-04-01 2018-03-31 FY 2018-03-31 2016-04-01 2017-03-31 2017-03-31 1 false false false E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:ForeignCurrencyTranslationAdjustmentMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdvancedDepreciationOfNoncurrentAssetsMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForOverseasInvestmentLossMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdjustmentOfCostFluctuationsGASMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdvancedDepreciationOfNoncurrentAssetsMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForOverseasInvestmentLossMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdjustmentOfCostFluctuationsGASMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04514-000 2018-03-31 jpcrp_cor:No1MajorShareholdersMember E04514-000 2018-03-31 jpcrp_cor:No2MajorShareholdersMember E04514-000 2018-03-31 jpcrp_cor:No3MajorShareholdersMember E04514-000 2018-03-31 jpcrp_cor:No4MajorShareholdersMember E04514-000 2018-03-31 jpcrp_cor:No5MajorShareholdersMember E04514-000 2018-03-31 jpcrp_cor:No6MajorShareholdersMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember E04514-000 2015-04-01 2016-03-31 jppfs_cor:NonConsolidatedMember E04514-000 2015-03-31 jppfs_cor:NonConsolidatedMember E04514-000 2014-04-01 2015-03-31 jppfs_cor:NonConsolidatedMember E04514-000 2014-03-31 jppfs_cor:NonConsolidatedMember E04514-000 2013-04-01 2014-03-31 jppfs_cor:NonConsolidatedMember E04514-000 2017-03-31 jpcrp030000-asr_E04514-000:CityGasSalesReportableSegmentsMember E04514-000 2017-03-31 jpcrp030000-asr_E04514-000:RealEstateReportableSegmentsMember E04514-000 2017-03-31 jpcrp_cor:ReportableSegmentsMember E04514-000 2016-04-01 2017-03-31 jpcrp_cor:UnallocatedAmountsAndEliminationMember E04514-000 2017-03-31 jpcrp_cor:UnallocatedAmountsAndEliminationMember E04514-000 2018-03-31 jpcrp_cor:UnallocatedAmountsAndEliminationMember E04514-000 2018-03-31 jpcrp_cor:ReconcilingItemsMember E04514-000 2018-03-31 jpcrp_cor:TotalOfReportableSegmentsAndOthersMember E04514-000 2017-04-01 2018-03-31 jpcrp_cor:ReconcilingItemsMember E04514-000 2018-03-31 jpcrp_cor:No8MajorShareholdersMember E04514-000 2018-03-31 jpcrp_cor:No9MajorShareholdersMember E04514-000 2018-03-31 jpcrp_cor:No10MajorShareholdersMember E04514-000 2016-04-01 2017-03-31 jpcrp_cor:ReconcilingItemsMember E04514-000 2016-04-01 2017-03-31 jpcrp_cor:TotalOfReportableSegmentsAndOthersMember E04514-000 2016-04-01 2017-03-31 jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember E04514-000 2016-04-01 2017-03-31 jpcrp030000-asr_E04514-000:CityGasSalesReportableSegmentsMember E04514-000 2017-03-31 jppfs_cor:TreasuryStockMember E04514-000 2017-03-31 jppfs_cor:ShareholdersEquityMember E04514-000 2017-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04514-000 2017-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04514-000 2017-03-31 jppfs_cor:ForeignCurrencyTranslationAdjustmentMember E04514-000 2017-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04514-000 2017-03-31 jppfs_cor:NonControllingInterestsMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdvancedDepreciationOfNoncurrentAssetsMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForOverseasInvestmentLossMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdjustmentOfCostFluctuationsGASMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E04514-000 2018-03-31 jpcrp_cor:No7MajorShareholdersMember E04514-000 2017-04-01 2018-03-31 jpcrp_cor:TotalOfReportableSegmentsAndOthersMember E04514-000 2017-04-01 2018-03-31 jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember E04514-000 2017-04-01 2018-03-31 jpcrp_cor:ReportableSegmentsMember E04514-000 2017-04-01 2018-03-31 jpcrp030000-asr_E04514-000:RealEstateReportableSegmentsMember E04514-000 2017-04-01 2018-03-31 jpcrp030000-asr_E04514-000:CityGasSalesReportableSegmentsMember E04514-000 2017-04-01 2018-03-31 jpcrp_cor:UnallocatedAmountsAndEliminationMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04514-000 2016-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04514-000 2018-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04514-000 2017-03-31 jppfs_cor:RemeasurementsOfDefinedBenefitPlansMember E04514-000 2016-03-31 jppfs_cor:CapitalStockMember E04514-000 2016-03-31 jppfs_cor:CapitalSurplusMember E04514-000 2016-03-31 jppfs_cor:RetainedEarningsMember E04514-000 2016-03-31 jppfs_cor:TreasuryStockMember E04514-000 2016-03-31 jppfs_cor:ShareholdersEquityMember E04514-000 2016-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04514-000 2016-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04514-000 2016-03-31 jppfs_cor:ForeignCurrencyTranslationAdjustmentMember E04514-000 2016-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04514-000 2016-03-31 jppfs_cor:NonControllingInterestsMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:CapitalStockMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:CapitalSurplusMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:RetainedEarningsMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:TreasuryStockMember E04514-000 2016-04-01 2017-03-31 E04514-000 2016-03-31 E04514-000 2015-04-01 2016-03-31 E04514-000 2015-03-31 E04514-000 2014-04-01 2015-03-31 E04514-000 2014-03-31 E04514-000 2013-04-01 2014-03-31 E04514-000 2017-03-31 jpcrp030000-asr_E04514-000:OtherEnergyBusinessReportableSegmentsMember E04514-000 2016-04-01 2017-03-31 jpcrp030000-asr_E04514-000:OtherEnergyBusinessReportableSegmentsMember E04514-000 2018-03-31 jpcrp030000-asr_E04514-000:OtherEnergyBusinessReportableSegmentsMember E04514-000 2017-04-01 2018-03-31 jpcrp030000-asr_E04514-000:OtherEnergyBusinessReportableSegmentsMember E04514-000 2017-03-31 jpcrp030000-asr_E04514-000:GlobalBusinessReportableSegmentsMember E04514-000 2016-04-01 2017-03-31 jpcrp030000-asr_E04514-000:GlobalBusinessReportableSegmentsMember E04514-000 2018-03-31 jpcrp030000-asr_E04514-000:GlobalBusinessReportableSegmentsMember E04514-000 2017-04-01 2018-03-31 jpcrp030000-asr_E04514-000:GlobalBusinessReportableSegmentsMember E04514-000 2017-03-31 jpcrp030000-asr_E04514-000:PowerReportableSegmentsMember E04514-000 2016-04-01 2017-03-31 jpcrp030000-asr_E04514-000:PowerReportableSegmentsMember E04514-000 2018-03-31 jpcrp030000-asr_E04514-000:PowerReportableSegmentsMember E04514-000 2017-04-01 2018-03-31 jpcrp030000-asr_E04514-000:PowerReportableSegmentsMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:ShareholdersEquityMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:ForeignCurrencyTranslationAdjustmentMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonControllingInterestsMember E04514-000 2017-03-31 jppfs_cor:CapitalStockMember E04514-000 2017-03-31 jppfs_cor:CapitalSurplusMember E04514-000 2017-03-31 jppfs_cor:RetainedEarningsMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonControllingInterestsMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E04514-000 2016-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdjustmentOfCostFluctuationsGASMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdvancedDepreciationOfNoncurrentAssetsMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForOverseasInvestmentLossMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalStockMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:CapitalSurplusMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalRetainedEarningsMember E04514-000 2017-03-31 jppfs_cor:ReserveForAdvancedDepreciationOfNoncurrentAssetsMember jppfs_cor:NonConsolidatedMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForOverseasInvestmentLossMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ReserveForAdjustmentOfCostFluctuationsGASMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:GeneralReserveMember E04514-000 2016-04-01 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:LegalCapitalSurplusMember E04514-000 2016-04-01 2017-03-31 jpcrp030000-asr_E04514-000:RealEstateReportableSegmentsMember E04514-000 2016-04-01 2017-03-31 jpcrp_cor:ReportableSegmentsMember E04514-000 2017-03-31 jpcrp_cor:ReconcilingItemsMember E04514-000 2017-03-31 jpcrp_cor:TotalOfReportableSegmentsAndOthersMember E04514-000 2017-03-31 jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember E04514-000 2018-03-31 jppfs_cor:NonConsolidatedMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:NonConsolidatedMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:ShareholdersEquityMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:TreasuryStockMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ShareholdersEquityMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04514-000 2017-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember jppfs_cor:NonConsolidatedMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:ValuationAndTranslationAdjustmentsMember E04514-000 2018-03-31 jppfs_cor:ShareholdersEquityMember E04514-000 2018-03-31 jppfs_cor:CapitalStockMember E04514-000 2018-03-31 jppfs_cor:CapitalSurplusMember E04514-000 2018-03-31 jppfs_cor:RetainedEarningsMember E04514-000 2018-03-31 jppfs_cor:TreasuryStockMember E04514-000 2018-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04514-000 2018-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04514-000 2018-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04514-000 2018-03-31 jppfs_cor:ForeignCurrencyTranslationAdjustmentMember E04514-000 2018-03-31 jppfs_cor:NonControllingInterestsMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:CapitalStockMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:CapitalSurplusMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:RetainedEarningsMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:TreasuryStockMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:ValuationAndTranslationAdjustmentsMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:ValuationDifferenceOnAvailableForSaleSecuritiesMember E04514-000 2017-04-01 2018-03-31 jppfs_cor:DeferredGainsOrLossesOnHedgesMember E04514-000 2017-03-31 jppfs_cor:NonConsolidatedMember jppfs_cor:RetainedEarningsBroughtForwardMember E04514-000 2018-03-31 jpcrp_cor:ReportableSegmentsMember E04514-000 2018-03-31 jpcrp030000-asr_E04514-000:RealEstateReportableSegmentsMember E04514-000 2018-03-31 jpcrp030000-asr_E04514-000:CityGasSalesReportableSegmentsMember E04514-000 2018-03-31 jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMember E04514-000 2018-06-28 E04514-000 2018-03-31 E04514-000 2017-04-01 2018-03-31 E04514-000 2017-03-31 xbrli:pure iso4217:JPY iso4217:JPY xbrli:shares xbrli:shares