性能 せいのう ability N2 #4,374 Meanings noun ability; performance; efficiency Its kanji 性 セイ、ショウ · さが sex, gender, nature 能 ノウ · よ.く、あた.う ability, talent, skill, capacity In sentences Furigana この車くるまはあの車くるまより性能せいのうがよい。 This car has a better performance than that one. #221415