Kyokushin World Cup in Weight Categories
World Karate Championship in Weight Categories is the second largest competition in Kyokushin Karate. This tournament is arranged by several kyokushin organisations and usually held every fourth year in between World Tournaments which do not have any weight classes. Rules. All world cup tournaments operates under knockdown karate rules which involves standup bareknuckle fighting with basically no protection. The more characteristical rules in knockdown karate compered to other styles is that you are not allowed to punch in the face and a point system that only count hits that actually "hurt" the opponent. This  makes knockdown fighting very physical but at the same time quite safe considering that there are very few hits to the head. There can be slight variances in the rules between the different organizations responsible for a tournaments but the basics are the same. The rules has also been modified over the years. Normally knockdown rules includes: Illegal techniques are Read more about various full contact karate rules Results. Before split of IKO. Only world tournaments in open weight was organized by IKO (International Karate Organization Kyokushinkaikan) led by Sosai Masutatsu Oyama. After the death of Sosai, IKO was split  in different fractions and several has since then started to organise world tournaments in weight categories from 1997 and onwards. IKO1 (Matsui branch). From 1997, the World cup in weight categories has been organized by IKO1 led by Shokei Matsui. "Results to be added" WKO (Shinkyokushinkai). From 1997, the World cup in weight categories has been organized by WKO (World Karate Organization Shinkyokushinkai) led by Kenji Midori. "Results to be added" IKO3 (Matsushima branch). From 2002, the World Open Tournament has also been organized by IKO3 led by Yoshikazu Matsushima. "Results to be added" Kyokushin Union (Rengokai). From 2009, the  World Open Tournament has also been organized by All Japan Kyokushin Union (Kyokushin Rengōkai) led by Yasuhiro Shichinohe. "Results to be added" Kyokushin-kan (Royama branch). "Results to be added" So-Kyokushin (Ohishi branch). "Results to be added" IFK. "Results to be added" KWF. "Results to be added"