Tsuyoshi Kohsaka
Tsuyoshi "TK" Kohsaka (高阪 剛, Kōsaka Tsuyoshi?, born March 6, 1970) is a retired Japanese mixed martial artist. He has competed in high profile mixed martial arts promotions, such as the Ultimate Fighting Championship, RINGS, and Pancrase. He was the first man to defeat and TKO Fedor Emelianenko. Kohsaka is known for his conditioning and grappling prowess as well as fighting many of the greatest heavyweight and light heavyweight fighters of all time. His "TK guard" is famous for its efficiency and Frank Shamrock and Maurice Smith have both credited him with having vastly improved their work from that particular position.
Read more about Tsuyoshi Kohsaka: Mixed Martial Arts Career, Personal Life, Championships and Accomplishment, Mixed Martial Arts Record