Kristen is a 1st Degree Black Belt in Brazilian Jiu Jitsu. She is the first and only woman to earn this honor under Yamasaki Academy in the schools’ 66 year history, as of 2021. Kristen is a IBJJF World Champion (2017) and Pan-American Champion (2018). Her Brazilian Jiu Jitsu...
Maurice Allan is a former Olympic freestyle wrestler, 8th degree judo black belt, multiple British and Scottish Judo National Champion, and 1975 World Sambo Wrestling Champion. For his contributions to the grappling arts as a competitor and a teacher, his native Scotland recognized Maurice as the “Scottish Wrestler of...
• 5th Degree Black Belt in Brazilian Jiu-Jitsu and 3rd Dan in Judo • Multiple time Sao Paulo State champion in Wrestling, Judo and Brazilian Jiu-Jitsu • Former Brazilian Wrestling and Judo National Team member • BJJ Pan-American Championship medalist • Former BJJ USA National champion • Grapplers Quest’s...
Mario Yamasaki was born in São Paulo, Brazil, the oldest of two sons born to Shigeru Yamasaki. Yamasaki’s family has been teaching martial arts in Brazil for two generations. His father is half-Japanese. Yamasaki and his younger brother Fernando a 6th degree Black Belt in BJJ, originally began training...
• 7th Degree Coral Belt in Brazilian Jiu-Jitsu and 4th Dan in Judo • Brazilian Wrestling National Team for over 10 years • UFC Referee • President of South American JJU • More than 150 local and national titles From competing all over the world to formerly instructing SWAT...
