| Team | K'z Factory |
|---|---|
| Gender | Male |
| Height | 0' 0" |
| Weight Class | Lightweight |
Masatoshi Kobayashi is a MMA fighter with a professional fight record of 2 wins, 5 losses and 0 draws
| Pro Record | 2-5-0 (Win-Loss-Draw) |
|---|---|
| Career Length | 4 years, 10 months, 6 days |
| Rounds Fought | 12.7 |
| Avg. Fights/Year | 1.4 |
| Longest Layoff | 1 year, 10 months, 18 days |
| Quickest Turnaround | 3 months, 9 days |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| NSF | 06/02/2007 | W (1-5-0) | Yuji Inoue (4-1-1) | LW | Decision (Majority Decision) Shooto: Shooting Disco 1 - Saturday Night Hero | 2 | 05:00 | |
| NSF | 11/10/2006 | L (1-4-0) | Shintaro Ishiwata (0-1-1) | LW | Decision (Majority Decision) Professional Shooto JAPAN 2006 | 2 | 05:00 | |
| NSF | 12/17/2005 | W (0-4-0) | Kyotaro Nakao (1-1-1) | LW | TKO/RSC (Referee Stoppage from a Cut) Professional Shooto JAPAN 2005 | 1 | 03:36 | |
| NSF | 05/15/2005 | L (0-3-0) | Daisuke Ishizawa (0-0-0) | LW | TKO/RSC Shooto: Battle Mix 05 | 2 | 04:53 | |
| NSF | 06/27/2003 | L (0-2-0) | Seigi Fujioka (1-0-0) | LW | Decision (Unanimous Decision) Shooto: Professional Shooto in Hiroshima | 2 | 05:00 | |
| NSF | 03/18/2003 | L (0-1-0) | Akitoshi Tamura (1-2-1) | LW | Decision (Unanimous Decision) Shooto: Professional Shooto JAPAN 2003 | 2 | 05:00 | |
| NSF | 07/27/2002 | L (0-0-0) | Eiji Murayama (2-1-0) | LW | Decision (Unanimous Decision) Shooto: Treasure Hunt 02 Vol.3 | 2 | 05:00 |
| * Bouts marked with an 'Official' logo denote results which have been verified by an ABC-recognized athletic commission * Bouts marked with an (*) are considered exhibition bouts and do not count towards the fighter's record * Weights marked with an (*) denote those over the limit for the weight class |