Shihan Paul Irizarry is the Branch Chief of Puerto Rico and Chairman of the United Kyokushin. Shihan Irizarry holds the rank of 5th Dan in Kyokushin Karate. Irizarry-san, has trained with some of the big names in kyokushin, he was a student of Shihan Larry Giordano Branch Chief of Sosai Oyama and also with Kaicho Jon Bluming. Shihan Irizarry hold Black Belt ranks in other systems. Plus he is the founder of the International Kenkakai-Kan-Jitsu Organization, a system that has a blend of 3 arts as one. He is also a Member of the Martial Artist Association and is part of the United States Martial artist Hall of Fame, owner of the Irizarry's Karate Academy and The United Kyokushin Dojo. He has Students in Massachusetts and in Puerto Rico. And it is with Great Respect and Honor that he represents the Tezuka Group.