counter for occurrences
a time; an instance
inning (baseball); round; game
episode; chapter; instalment
Hui (people)
Islam
三回くり返し練習する。
I practice repeatedly three times.
五回目の挑戦でやっと成功だ。
I finally succeeded on the fifth attempt.
一回で合格してとても嬉しい。
I'm very happy to pass on the first try.