E0116353910株式会社エーアンドエーマテリアルA&A Material Corporation企業内容等の開示に関する内閣府令第四号の三様式Japan GAAPtruecte2025-04-012025-09-30HY2026-03-312024-04-012024-09-302025-03-311falsefalsefalseE01163-0002025-11-06E01163-0002025-11-06jpcrp_cor:OrdinaryShareMemberE01163-0002025-04-012025-09-30E01163-0002025-04-012025-09-30jpcrp040300-ssr_E01163-000:ConstructionAndBuildingMaterialsReportableSegmentsMemberE01163-0002025-04-012025-09-30jpcrp040300-ssr_E01163-000:IndustrialGoodsAndEngineeringReportableSegmentsMemberE01163-0002025-04-012025-09-30jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMemberE01163-0002025-04-012025-09-30jpcrp_cor:ReconcilingItemsMemberE01163-0002025-04-012025-09-30jpcrp_cor:ReportableSegmentsMemberE01163-0002025-04-012025-09-30jpcrp_cor:TotalOfReportableSegmentsAndOthersMemberE01163-0002025-09-30E01163-0002025-09-30jpcrp_cor:No10MajorShareholdersMemberE01163-0002025-09-30jpcrp_cor:No1MajorShareholdersMemberE01163-0002025-09-30jpcrp_cor:No2MajorShareholdersMemberE01163-0002025-09-30jpcrp_cor:No3MajorShareholdersMemberE01163-0002025-09-30jpcrp_cor:No4MajorShareholdersMemberE01163-0002025-09-30jpcrp_cor:No5MajorShareholdersMemberE01163-0002025-09-30jpcrp_cor:No6MajorShareholdersMemberE01163-0002025-09-30jpcrp_cor:No7MajorShareholdersMemberE01163-0002025-09-30jpcrp_cor:No8MajorShareholdersMemberE01163-0002025-09-30jpcrp_cor:No9MajorShareholdersMemberE01163-0002025-09-30jpcrp_cor:OrdinarySharesSharesLessThanOneUnitMemberE01163-0002025-09-30jpcrp_cor:OrdinarySharesSharesWithFullVotingRightsOtherMemberE01163-0002025-09-30jpcrp_cor:OrdinarySharesTreasurySharesSharesWithFullVotingRightsTreasurySharesEtcMemberE01163-0002025-09-30jpcrp_cor:Row1MemberE01163-0002025-09-30jpcrp_cor:SharesWithNoVotingRightsMemberE01163-0002025-09-30jpcrp_cor:SharesWithRestrictedVotingRightsOtherMemberE01163-0002025-09-30jpcrp_cor:SharesWithRestrictedVotingRightsTreasurySharesEtcMemberE01163-0002024-04-012024-09-30E01163-0002024-04-012024-09-30jpcrp040300-ssr_E01163-000:ConstructionAndBuildingMaterialsReportableSegmentsMemberE01163-0002024-04-012024-09-30jpcrp040300-ssr_E01163-000:IndustrialGoodsAndEngineeringReportableSegmentsMemberE01163-0002024-04-012024-09-30jpcrp_cor:OperatingSegmentsNotIncludedInReportableSegmentsAndOtherRevenueGeneratingBusinessActivitiesMemberE01163-0002024-04-012024-09-30jpcrp_cor:ReconcilingItemsMemberE01163-0002024-04-012024-09-30jpcrp_cor:ReportableSegmentsMemberE01163-0002024-04-012024-09-30jpcrp_cor:TotalOfReportableSegmentsAndOthersMemberE01163-0002024-09-30E01163-0002024-04-012025-03-31E01163-0002025-03-31E01163-0002024-03-31iso4217:JPYiso4217:JPYxbrli:sharesxbrli:purexbrli:shares