PRIDE Bushido 11, also known as PRIDE Bushido Survival in North America, was a mixed martial arts event held by the PRIDE Fighting Championships. It took place at the Saitama Super Arena in Saitama, Japan on June 4, 2006. This event consisted of the opening round of the 2006 Bushido Welterweight (185 lb) tournament. The winning tournament participants advanced to the second round, which was held at PRIDE Bushido 12 on August 26th. In addition, 4 lightweight non-tournament matches were held.