World Victory Road Presents: Sengoku 4 was a mixed martial arts event promoted by World Victory Road. The event took place on August 24, 2008 at the Saitama Super Arena in SaitamaCity, Japan. It featured the second World Victory Road appearance by the last PRIDE Lightweight Champion, Takanori Gomi, as well as the beginning of a lightweight tournament which willdetermine a contender who will go on to challenge Takanori Gomi for the vacant Sengoku Lightweight Championship at a later date.