E0199777110助川電気工業株式会社SUKEGAWA ELECTRIC CO.,LTD.企業内容等の開示に関する内閣府令第四号の三様式Japan GAAPfalsecte2019-10-012020-03-31Q22020-09-302018-10-012019-03-312019-09-301falsefalsefalseE01997-0002020-05-15E01997-0002018-10-012019-03-31jppfs_cor:NonConsolidatedMemberE01997-0002018-10-012019-09-30jppfs_cor:NonConsolidatedMemberE01997-0002019-10-012020-03-31jppfs_cor:NonConsolidatedMemberE01997-0002019-03-31jppfs_cor:NonConsolidatedMemberE01997-0002019-09-30jppfs_cor:NonConsolidatedMemberE01997-0002020-03-31jppfs_cor:NonConsolidatedMemberE01997-0002019-01-012019-03-31jppfs_cor:NonConsolidatedMemberE01997-0002020-01-012020-03-31jppfs_cor:NonConsolidatedMemberE01997-0002020-05-15jpcrp_cor:OrdinaryShareMemberE01997-0002020-03-31jpcrp_cor:No1MajorShareholdersMemberE01997-0002020-03-31jpcrp_cor:No2MajorShareholdersMemberE01997-0002020-03-31jpcrp_cor:No3MajorShareholdersMemberE01997-0002020-03-31jpcrp_cor:No4MajorShareholdersMemberE01997-0002020-03-31jpcrp_cor:No5MajorShareholdersMemberE01997-0002020-03-31jpcrp_cor:No6MajorShareholdersMemberE01997-0002020-03-31jpcrp_cor:No7MajorShareholdersMemberE01997-0002020-03-31jpcrp_cor:No8MajorShareholdersMemberE01997-0002020-03-31jpcrp_cor:No9MajorShareholdersMemberE01997-0002020-03-31jpcrp_cor:No10MajorShareholdersMemberE01997-0002020-03-31E01997-0002020-03-31jpcrp_cor:SharesWithNoVotingRightsMemberE01997-0002020-03-31jpcrp_cor:SharesWithRestrictedVotingRightsTreasurySharesEtcMemberE01997-0002020-03-31jpcrp_cor:SharesWithRestrictedVotingRightsOtherMemberE01997-0002020-03-31jpcrp_cor:OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMemberE01997-0002020-03-31jpcrp_cor:OrdinarySharesSharesWithFullVotingRightsOtherMemberE01997-0002020-03-31jpcrp_cor:OrdinarySharesSharesLessThanOneUnitMemberE01997-0002020-03-31jpcrp_cor:Row1MemberE01997-0002019-10-012020-03-31E01997-0002018-09-30jppfs_cor:NonConsolidatedMemberE01997-0002018-10-012019-03-31jppfs_cor:NonConsolidatedMemberjpcrp040300-q2r_E01997-000:EnergyRelatedBusinessReportableSegmentsMemberE01997-0002019-10-012020-03-31jppfs_cor:NonConsolidatedMemberjpcrp040300-q2r_E01997-000:EnergyRelatedBusinessReportableSegmentsMemberE01997-0002018-10-012019-03-31jppfs_cor:NonConsolidatedMemberjpcrp040300-q2r_E01997-000:IndustrialSystemRelatedBusinessReportableSegmentsMemberE01997-0002019-10-012020-03-31jppfs_cor:NonConsolidatedMemberjpcrp040300-q2r_E01997-000:IndustrialSystemRelatedBusinessReportableSegmentsMemberE01997-0002018-10-012019-03-31jppfs_cor:NonConsolidatedMemberjpcrp_cor:ReportableSegmentsMemberE01997-0002019-10-012020-03-31jppfs_cor:NonConsolidatedMemberjpcrp_cor:ReportableSegmentsMemberE01997-0002019-10-012020-03-31jppfs_cor:NonConsolidatedMemberjpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMemberE01997-0002018-10-012019-03-31jppfs_cor:NonConsolidatedMemberjpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMemberE01997-0002018-10-012019-03-31jppfs_cor:NonConsolidatedMemberjpcrp_cor:TotalOfReportableSegmentsAndOthersMemberE01997-0002019-10-012020-03-31jppfs_cor:NonConsolidatedMemberjpcrp_cor:TotalOfReportableSegmentsAndOthersMemberE01997-0002018-10-012019-03-31jppfs_cor:NonConsolidatedMemberjpcrp_cor:ReconcilingItemsMemberE01997-0002019-10-012020-03-31jppfs_cor:NonConsolidatedMemberjpcrp_cor:ReconcilingItemsMemberiso4217:JPYxbrli:sharesiso4217:JPYxbrli:sharesxbrli:pure