kōritsu
1. efficiency
★ Common
Noun
#6207
1. efficiency
1. Efficiency's; Efficient
1. With efficiency; By efficiency
1. Efficiency; Politeness
1. Was efficient
1. If efficient; When efficient
1. Probably efficient.; It will likely be efficient.
1. Was efficient.
1. If efficient; If it were efficient
1. Not efficient; Not effective