Kyokushin kaikan

Korean-Japanese full-contact karate master, the founder of Kyokushin (1922-1994)

(formerly known as Daido Juku) is a Japanese hybrid martial art. It is a full-contact combat sport that aims to achieve safety, aggression and practicality, a style of mixed martial arts practised with headgear and gloves. It features stand-up striking, with throwing and grappling techniques being also allowed in the competition, including restraint, locks and chokeholds.

full-contact karate organization founded by Hideyuki Ashihara, who left Kyokushin

full-contact karate organization founded by Joko Ninomiya, who left Kyokushin and Ashihara Kaikan

full-contact karate organization founded by Yoshiji Soeno, who left Kyokushin

is a traditional full contact karate derived from Kyokushin by Kazuyoshi Ishii. Seidokaikan organized the first professional full contact karate tournament named the Karate World Cup. The Karate World Cup had special extension rounds; if the judge's decision was deadlocked after an extension round, the rules then allowed face strikes with fighters donning boxing gloves (kickboxing).

in karate, an endurance test consisting of 100 rounds of kumite