noun
ko battle; ko fight
In the game of Go, a fight over a ko, a situation where a single stone can be captured and immediately recaptured, requiring a move elsewhere before recapturing.
See also: 劫
この局面ではコウ争いが勝敗を分ける。
In this position, the ko battle will decide the game.
コウ争いに勝つためにコウ材を探す。
Look for ko threats to win the ko fight.