competition area
Surface for practicing karate; bouts last a maximum of three minutes.
karateka 
Athlete who practices karate; some, but not all, organizations classify karatekas by weight.
arbitration committee 
Group of upper-level officials who especially supervise the bout as it unfolds and check that the referee and the judges perform their duties correctly.
timekeeper 
Official who monitors the duration of the bout.
scorekeeper 
Official who tracks the karatekas’ points and penalties.
corner judge 
One of the four officials who assist the referee, give their opinions especially about the referee’s decisions and judge the actions of the karatekas.
referee 
Official who enforces the rules, directs the bout on the mat, awards the points and gives out warnings and penalties.
contest area 
Mat with an area of 26 ft2 on which the bout takes place; it is surrounded by a safety surface.
competitors’ line 
Mark designating the karatekas’ position at the start of the bout and after any interruption.
referee’s line 
Mark designating the regulation position of the referee during the bout.