Kenji Osawa has 11 losses against 10 opponents on his MMA record. For a list of Osawa's best fights, refer to "Best fights of Kenji Osawa".
On April 29, 2014 Kenji Osawa faced off against Takafumi Otsuka in a bantamweight bout at age 37. He was coming in with a record of 20-11-2 (6), and Otsuka was 27 years old and with a record of 16-12-1 (5). Osawa lost the fight via 3-round unanimous decision.
On May 29, 2011 Kenji Osawa faced off against Masakazu Imanari in a bantamweight bout at age 34. He was coming in with a record of 17-10-2 (6), and Imanari was 35 years old and with a record of 22-8-2 (14). Osawa lost the fight via 2nd-round submission.
On November 18, 2009 Kenji Osawa faced off against Antonio Banuelos at age 33. He was coming in with a record of 15-9-2 (6), and Banuelos was 30 years old and with a record of 16-5 (8). Osawa lost the fight via 3-round unanimous decision.
On August 3, 2008 Kenji Osawa faced off against Scott Jorgensen at age 31. He was coming in with a record of 13-8-2 (6), and Jorgensen was 25 years old and with a record of 4-2 (2). Osawa lost the fight via 3-round unanimous decision.
On September 22, 2007 Kenji Osawa faced off against Daniel Lima at age 30. He was coming in with a record of 12-7-1 (6), and Lima was 27 years old and with a record of 6-3-2 (4). Osawa lost the fight via 3-round split decision.
On May 18, 2007 Kenji Osawa faced off against Marcos Galvão at age 30. He was coming in with a record of 12-6-1 (6), and Galvão was 24 years old and with a record of 5-1 (0). Osawa lost the fight via 3-round majority decision.
On July 21, 2006 Kenji Osawa faced off against Akitoshi Hokazono at age 29. He was coming in with a record of 11-5-1 (5). Osawa lost the fight via 3-round unanimous decision.
On December 11, 2005 Kenji Osawa faced off against Daiki Hata at age 29. He was coming in with a record of 10-4-1 (5), and Hata was 23 years old and with a record of 2-2-3 (1). Osawa lost the fight via 2-round unanimous decision.
On July 4, 2004 Kenji Osawa faced off against So Tazawa at age 27. He was coming in with a record of 6-3 (4). Osawa lost the fight via 1st-round TKO.
On April 16, 2004 Kenji Osawa faced off against Akitoshi Hokazono at age 27. He was coming in with a record of 6-2 (4). Osawa lost the fight via 1st-round submission.
On September 5, 2003 Kenji Osawa faced off against Yohei Mikami at age 26. He was coming in with a record of 3-1 (2). Osawa lost the fight via 2-round unanimous decision.