Masakatsu Funaki has 13 losses against 12 opponents on his MMA record. For a list of Funaki's best fights, refer to "Best fights of Masakatsu Funaki".
On April 29, 2008 Masakatsu Funaki faced off against Kiyoshi Tamura at age 39. He was coming in with a record of 38-13-1 (35), and Tamura was 38 years old and with a record of 30-13-3 (22). Funaki lost the fight via 1st-round TKO.
On December 31, 2007 Masakatsu Funaki faced off against Kazushi Sakuraba at age 38. He was coming in with a record of 38-12-1 (35), and Sakuraba was 38 years old and with a record of 22-10-1 (16). Funaki lost the fight via 1st-round submission.
On March 26, 2000 Masakatsu Funaki faced off against Rickson Gracie at age 31. He was coming in with a record of 38-11-1 (35). Funaki lost the fight via 1st-round choke-out.
On October 26, 1998 Masakatsu Funaki faced off against Kiuma Kunioku at age 29. He was coming in with a record of 36-10 (33), and Kunioku was 21 years old and with a record of 11-11-4 (6). Funaki lost the fight via 1-round unanimous decision.
On September 14, 1998 Masakatsu Funaki faced off against Semmy Schilt at age 29. He was coming in with a record of 36-9 (33), and Schilt was 24 years old and with a record of 8-7 (7). Funaki lost the fight via 1st-round KO.
On April 26, 1998 Masakatsu Funaki met Guy Mezger in a null (Pancrase Openweight Championship) title defense fight. Funaki was 29 years old and with a record of 35-8 (32), and Mezger was 30 years old and with a record of 19-5-2 (10). Funaki lost the fight via 1-round unanimous decision and lost the title.
On April 27, 1997 Masakatsu Funaki met Yuki Kondo in a null (Pancrase Openweight Championship) title defense fight. Funaki was 28 years old and with a record of 28-7 (26), and Kondo was 21 years old and with a record of 10-3-1 (4). Funaki lost the fight via 1st-round submission and lost the title.
On September 7, 1996 Masakatsu Funaki fought Bas Rutten in a null title fight for Rutten's Pancrase Openweight Championship title. Funaki was 27 years old and with a record of 24-6 (22), and Rutten was 31 years old and with a record of 18-4 (16). Funaki lost the fight via 1st-round KO.
On November 4, 1995 Masakatsu Funaki faced off against Frank Shamrock at age 26. He was coming in with a record of 18-5 (17), and Shamrock was 22 years old and with a record of 5-3-1 (4). Funaki lost the fight via 1st-round submission.
On April 8, 1995 Masakatsu Funaki faced off against Manabu Yamada at age 26. He was coming in with a record of 14-4 (13), and Yamada was 25 years old and with a record of 14-8-2 (14). Funaki lost the fight via 1st-round submission.
On December 17, 1994 Masakatsu Funaki faced off against Ken Shamrock at age 25. He was coming in with a record of 12-3 (11), and Shamrock was 30 years old and with a record of 13-3 (12). Funaki lost the fight via 1st-round submission.
On July 6, 1994 Masakatsu Funaki faced off against Jason DeLucia at age 25. He was coming in with a record of 7-2 (7), and DeLucia was 24 years old and with a record of 2-1 (2). Funaki lost the fight via 1st-round submission.
On September 21, 1993 Masakatsu Funaki faced off against Ken Shamrock at age 24. He was coming in with a record of 0-1 (0), and Shamrock was 29 years old and with a record of . Funaki lost the fight via 1st-round submission.