PRIDE Bushido 13 also known as PRIDE Bushido Survival Finals was a mixed martial arts event held by the PRIDE Fighting Championships. This event consisted of the semifinal and final rounds of the Bushido Welterweight Grand Prix. In a lightweight championship bout, Takanori Gomi faced Marcus Aurelio, who had defeated Gomi in a non-title fight at PRIDE Bushido 10. Originally Gilbert Melendez was set to face Shinya Aoki but an injury during training forced Melendez to withdraw from the fight. Clay French replaced Melendez in the fight.
Murilo Bustamante defeats Yoon Dong Sik by unanimous decision.
Luiz Firmino defeats Nobuhiro Obiya by unanimous decision.
Joe Pearson defeats Yoshiro Maeda by submission due to a guillotine choke at 0:54 of Round 1.
Sanae Kikuta defeats Jean Francois Lenogue by unanimous decision.
Ikuhisa Minowa defeats Mike Barton by unanimous decision.
Mitsuhiro Ishida defeats David Bielkheden by unanimous decision.
Shinya Aoki defeats Clay French by submission due to a flying triangle choke in 3:57 of Round 1.
Lightweight championship bout
Takanori Gomi defeats Marcus Aurelio by split decision.
Gegard Mousasi defeats Hector Lombard by unanimous decision.
Paulo Filho defeats Kazuo Misaki by submission due to an armbar at 9:43 of Round 1.
Denis Kang defeats Akihiro Gono by unanimous decision.
Bushido Welterweight tournament final bout
Kazuo Misaki defeats Denis Kang by split decision. Paulo Filho was unable to participate in the Welterweight Grand Prix Final due to a knee
injury, and Misaki was named as his replacement.
2006 Welterweight Grand Prix bracket