Green's Karate (GK) successes in the karate and martial arts world surpassed everyone expectations and we do mean nearly everyone! GK almost never happened! Since 2006, GK has made U.S. Karate history 15 times. The humble beginnings of GK, the students success stories and rich history will leave you wanting more with each story. GK's 20th anniversary is January 17th, 2018!