Masakatsu Ueda is a MMA fighter who is a blue belt under the martial artist who teaches which two disciplines?
Masakatsu Ueda Masakatsu Ueda (born December 21, 1977) is a professional Japanese mixed martial artist who currently competes in the bantamweight division (known as featherweight in Shooto) for Shooto where he is the former Featherweight champion. Ueda won the vacant title after defeating Koetsu Okazai on March 28, 2008, by Unanimous Decision at Shooto's Back To Our Roots 8 show. Ueda was also a college level wrestler in Japan where holds a win over fellow mixed martial artist and Japanese Superstar Norifumi Yamamoto, better known as "Kid" Yamamoto. Ueda has also won many national titles in Combat Wrestling. He also won the All Japan Shooto Grappling championship, and both A and B class Shooto Rookie Tournaments. He is a blue belt in Brazilian Jiu-Jitsu under Yuki Nakai.
Leandro Vieira Leandro Vieira is a Brazilian Jiu-Jitsu instructor and competitor and a co-founder, leader and fighter for Checkmat BJJ. He is also the Brazilian Jiu-Jitsu head coach for the MMA team at American Kickboxing Academy, renowned for being one of the best MMA teams in the world.