使し用よう済ずみしようずみCommon word›JLPTN2›Meanings1noun which may take the genitive case particle 'no', nounused; spentDescribes something that has already been used and is no longer in its original state, such as tickets, stamps, fuel, or batteries. Often used in compound phrases like 使用済み切手 (used stamp) or 使用済み核燃料 (spent nuclear fuel).使し用よう済ずみの切きっ手てを集あつめています