World So-Kyokushin Kaikan. Russian National Karate Kyokushin Kaikan Federation Oishi Daigo dojo. Kazan, May 21, 2023, “Beginner’s Cup” competition On this beautiful day, the smallest and youngest athletes competed in kumite. Participants are 5 years of age or older. more than 200 athletes from 0-8 kyu took part in the competition. Our organization is actively developing and promoting So-Kyokushin in Russia! Fazdalov dojo.