E0131857020株式会社大紀アルミニウム工業所DAIKI ALUMINIUM INDUSTRY 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 GAAPtruecte2022-04-012022-09-30Q22023-03-312021-04-012021-09-302022-03-311falsefalsefalseE01318-0002022-11-14E01318-0002021-04-012021-09-30E01318-0002021-04-012022-03-31E01318-0002022-04-012022-09-30E01318-0002021-09-30E01318-0002022-03-31E01318-0002022-09-30E01318-0002021-07-012021-09-30E01318-0002022-07-012022-09-30E01318-0002022-11-14jpcrp_cor:OrdinaryShareMemberE01318-0002022-09-30jpcrp_cor:No1MajorShareholdersMemberE01318-0002022-09-30jpcrp_cor:No2MajorShareholdersMemberE01318-0002022-09-30jpcrp_cor:No3MajorShareholdersMemberE01318-0002022-09-30jpcrp_cor:No4MajorShareholdersMemberE01318-0002022-09-30jpcrp_cor:No5MajorShareholdersMemberE01318-0002022-09-30jpcrp_cor:No6MajorShareholdersMemberE01318-0002022-09-30jpcrp_cor:No7MajorShareholdersMemberE01318-0002022-09-30jpcrp_cor:No8MajorShareholdersMemberE01318-0002022-09-30jpcrp_cor:No9MajorShareholdersMemberE01318-0002022-09-30jpcrp_cor:No10MajorShareholdersMemberE01318-0002022-09-30jpcrp_cor:SharesWithNoVotingRightsMemberE01318-0002022-09-30jpcrp_cor:SharesWithRestrictedVotingRightsTreasurySharesEtcMemberE01318-0002022-09-30jpcrp_cor:SharesWithRestrictedVotingRightsOtherMemberE01318-0002022-09-30jpcrp_cor:OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMemberE01318-0002022-09-30jpcrp_cor:OrdinarySharesSharesWithFullVotingRightsOtherMemberE01318-0002022-09-30jpcrp_cor:OrdinarySharesSharesLessThanOneUnitMemberE01318-0002022-09-30jpcrp_cor:Row1MemberE01318-0002021-03-31E01318-0002022-04-012022-09-30jpcrp040300-q2r_E01318-000:SecondaryAluminumAlloyIngotsReportableSegmentsMemberE01318-0002021-04-012021-09-30jpcrp040300-q2r_E01318-000:SecondaryAluminumAlloyIngotsReportableSegmentsMemberE01318-0002022-04-012022-09-30jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMemberE01318-0002021-04-012021-09-30jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMemberE01318-0002021-04-012021-09-30jpcrp_cor:TotalOfReportableSegmentsAndOthersMemberE01318-0002022-04-012022-09-30jpcrp_cor:TotalOfReportableSegmentsAndOthersMemberE01318-0002021-04-012021-09-30jpcrp_cor:ReconcilingItemsMemberE01318-0002022-04-012022-09-30jpcrp_cor:ReconcilingItemsMemberiso4217:JPYiso4217:JPYxbrli:sharesxbrli:purexbrli:shares