一回 (いっかい, ikkai) Japanese meaning: once | Kotomora。
This match will be decided in one round.
Usage patterns
一回で〈動詞〉to do something in just one try/go
I solved this problem on the first try.
一回に〈数〉a fixed amount per single occurrence
Take two tablets of this medicine each time.
一回だけjust one time, only once
Expressions
もう一回one more time; once more; once again
first time; first occurrence · first; initial
single-round contest; one-shot game; make-or-break match