This is a list of Pancrase champions at each weight class. Pancrase is a Japan-based mixed martial arts (MMA) promoting and sanctioning organization founded in 1993. The champions of Pancrase are referred to by the title of "King of Pancrase".
1. def. Bas Rutten at Pancrase - Eyes Of Beast 2 on Mar 10, 1995 in Kanagawa, Japan
1. def. interim champion Frank Shamrock at Pancrase - Truth 5 on May 16, 1996 in Tokyo, Japan
2. def. Masakatsu Funaki at Pancrase - 1996 Anniversary Show on Sep 7, 1996 in Tokyo, Japan
1. def. Jason DeLucia at Pancrase - 1997 Anniversary Show on Sep 6, 1997 in Tokyo, Japan
1. def. Ryushi Yanagisawa at Pancrase – 1998 Anniversary Show on Sep 14, 1998 in Tokyo, Japan
2. def. Yuki Kondo at Pancrase – Advance 12 on Dec 19, 1998 in Tokyo, Japan
1. def. Kiuma Kunioku at Pancrase - 1999 Anniversary Show on Sep 18, 1999 in Tokyo, Japan
1. def. Yoshiki Takahashi at Pancrase - Trans 3 on Apr 30, 2000 in Kanagawa, Japan
2. def. Osami Shibuya at Pancrase - 2000 Anniversary Show on Sep 24, 2000 in Kanagawa, Japan