2026-03-31188802024-04-012025-03-31tse-ed-t:ConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ResultMember188802024-04-012025-03-31tse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ResultMember188802024-04-012025-03-31tse-ed-t:FirstQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ResultMember188802024-04-012025-03-31tse-ed-t:SecondQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ResultMember188802024-04-012025-03-31tse-ed-t:ThirdQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ResultMember188802024-04-012025-03-31tse-ed-t:YearEndMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ResultMember188802024-04-012025-03-31tse-ed-t:AnnualMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ResultMember188802025-04-012026-03-31188802025-04-012026-03-31tse-ed-t:ConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:ConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:ConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:ConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:ConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:ConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:FirstQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ResultMember188802025-04-012026-03-31tse-ed-t:FirstQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:FirstQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:FirstQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:FirstQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:FirstQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:FirstQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:SecondQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ResultMember188802025-04-012026-03-31tse-ed-t:SecondQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:SecondQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:SecondQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:SecondQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:SecondQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:SecondQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:ThirdQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ResultMember188802025-04-012026-03-31tse-ed-t:ThirdQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:ThirdQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:ThirdQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:ThirdQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:ThirdQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:ThirdQuarterMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:YearEndMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:YearEndMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:YearEndMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:YearEndMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:YearEndMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:YearEndMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:AnnualMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:AnnualMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:AnnualMembertse-ed-t:NonConsolidatedMembertse-ed-t:CurrentMembertse-ed-t:UpperMember188802025-04-012026-03-31tse-ed-t:AnnualMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:ForecastMember188802025-04-012026-03-31tse-ed-t:AnnualMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:LowerMember188802025-04-012026-03-31tse-ed-t:AnnualMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:UpperMember188802026-03-31188802026-03-31tse-ed-t:AnnualMembertse-ed-t:NonConsolidatedMembertse-ed-t:PreviousMembertse-ed-t:ResultMemberiso4217:JPYxbrli:pureiso4217:JPYxbrli:shares