Tournament Director. The person in overall charge is the Tournament Director. He is the final arbiter of conflicts arising from running the tournament. Usually, but not always, he is the tournament promoter. He must have an intimate knowledge of the rules, procedures, and spirit governing the running of this style of tournament. He will be either the Headmaster, or, appointed by the Headmaster, of the Rengokai.
Tournament Director's Assistant. Assists and represents the Tournament Director as needed. Organizes the Score/Time keepers during Registration and Setup.
Center Referee. Person in charge of the ring in Kumite; both, Jiyu and Bogu. Center Referee must have successfully passed the course for Center Referees given by the Rengokai, and, be appointed as Center Referee by the Tournament Director. Chief Center Referee, appointed by the Tournament Director, oversees ring and competitor areas setup. Organizes the Equipment Handlers during Setup.
Judges. Person so designated by the Tournament Director to judge in Empty Hand Kata, Weapons Kata, Jiyu, and Bogu Kumite. Must be Dan grade, experienced with competitions, and/or, appointed by the Tournament Director. Judges must attend the "Black Belt Meeting" held prior to the tournament, know, and agree to the rules as they are explained at the meeting.
Score/Time Keeper. Appointed by the Tournament Director or his representative. Records points awarded for kata and kumite; does the math for kata, hands the names of the winners to the kata Judges, informs the Center Referee when time expires in a match, indicates the winner in Jiyu Kumite, writes the names of winners as they advance on the charts.
Equipment Handler. Assists the competitor in putting on and removing the necessary safety equipment for his match. Escorts the competitor to his respective pool (Winners or Losers) at the end of the match.