非ひ効こう率りつ的てきConjugationsMeaningsNa-adjective1. inefficientKanji used非go against効be effective率ratio的targetComposed of非ひfault; error; mistake; going poorly; being disadvantageous; being unfavorable; un-; non-; an-Noun効こう率りつ的てきefficientNa-adjective