noun
match venue; ring
Refers to the physical space where a match takes place, especially in martial arts like judo or kendo, and also used for a boxing ring.
選手たちは試合場に入った。
The athletes entered the match venue.
ボクシングの試合場は四角いリングだ。
The boxing ring is a square ring.
道場 is a training hall for martial arts, whereas 試合場 is the competition venue.
Compound of 試合 (match) and 場 (place).