withdrawal from a tournament in progress
Sumo term: a wrestler leaves an ongoing tournament, typically due to injury. The decision is often made after a loss or when continuing is impossible.
The yokozuna was forced to withdraw from the tournament in progress due to injury.
The wrestler who decided to withdraw mid-tournament aims to return in the next tournament.
休場 means absence from a tournament (often before it starts), while 途中休場 specifically means withdrawing after the tournament has begun.
Compound of 途中 (midway) and 休場 (absence from a tournament). The term is specific to sumo.