If you're going to learn martial arts for the first time in a military setting, you're in to get the real pain. Shihan Charles Garett learned martial arts through his drill Sargeant while stationed in Japan and eventually studying under Grandmaster Hohan Soken. Presently, Shihan Garett is a gatekeeper of the art of Okinawan Shorin Ryu Matsumura Seito Karate-do and he founded an organization for it; Soken Hohan's Orthodox Karate-Do Association.