Tsuyoshi Kosaka aka “TK” will come out of retirement to participate in RIZIN FIGHTING WORLD GRAND-PRIX 2015 SAITAMA 3 DAYS
It is now official that Tsuyoshi Kosaka will participate in RIZIN FIGHTING WORLD GRAND-PRIX2015 SAITAMA 3DAYS. Ever since his retirement in 20006, Kosaka has kept active as a gym owner and MMA commentator. At 45 years old, he claims that he more than ready to make his comeback stating that he is in the “Best shape of his life.”