Tags: Martial Artist.
Tsuyoshi TK Kohsaka (高阪 剛 Kōsaka Tsuyoshi born March 6 1970) is a retired Japanese mixed martial artist and professional wrestler. He has competed in high profile mixed martial arts promotions such as the UFC RINGS Pancrase and DEEP. He was the first man to defeat and TKO Fedor Emelianenko (via doctor stoppage). 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.