| Pro Record: | 5-7-0 (Win-Loss-Draw) |
| Team: | V-Cross |
| Sex: | Male |
Kenji Nagai's Professional Record
| Date | Result | Opponent | Event | Method | Round | Time | ||
|---|---|---|---|---|---|---|---|---|
| NSF | 04/25/2010 | Loss | Yusuke Sakashita | Astra - Yoshida's Farewell | TKO/RSC Referee Stoppage from Strikes | 1 | 2:04 | |
| NSF | 10/17/2009 | Win | Go Sato | Pancrase - Changing Tour 5 | TKO/RSC | 1 | 1:28 | |
| NSF | 04/16/2009 | Loss | Hiromitsu Kanehara | Deep Impact 41 | TKO/RSC Referee Stoppage from Strikes | 2 | 3:02 | |
| NSF | 08/24/2008 | Loss | Osami Shibuya | ZST - Battle Hazard 3 | Submission Kimura | 1 | 5:07 | |
| NSF | 05/18/2008 | Win | Hiromu Nagato | ZST - ZST.17 | Submission Rear Naked Choke | 1 | 3:49 | |
| NSF | 02/24/2008 | Win | Keisuke Onuma | ZST - ZST.16 | Submission Arm Bar | 1 | 3:33 | |
| NSF | 09/17/2007 | Loss | Takenori Sato | K-1 - Hero's Middleweight Tournament Final | Submission Arm Bar | 1 | 2:40 | |
| NSF | 11/23/2006 | Win | Hiroshi Oyaizu | ZST: The Battle Field 11 | TKO/RSC | 2 | ||
| NSF | 09/10/2006 | Loss | Nobutatsu Suzuki | ZST: The Battle Field 10 | KO | 1 | 1:37 | |
| NSF | 07/11/2004 | Loss | Shinpei Sotoyama | Greatest Common Multiple: Demolition 16 | TKO/RSC Referee Stoppage | 2 | 2:52 | |
| NSF | 10/25/2003 | Loss | Akihiro Murayama | Greatest Common Multiple: Demolition 11 | Submission Arm Bar | 1 | 4:42 | |
| NSF | 11/23/2002 | Win | Yusuke Imagama | ZST: The Battle Field 1 | Decision Unanimous Decision | 1 |
Kenji Nagai's Amateur Record
| Date | Result | Opponent | Event | Method | Round | Time | ||
|---|---|---|---|---|---|---|---|---|
| NSF | 11/23/2007 | Win | Takashi Matsui | ZST: 5th Anniversary | Submission Rear Naked Choke | 1 | 3:24 | |
| NSF | 05/18/2003 | Loss | Shunichi Akimoto | Pancrase: Hybrid 5 | Submission Arm Bar | 1 | 3:55 |
| Bout results verified by an official State, Tribal, Provincial, or Municipal Commission. | |
| NSF: | Non Sanctioned Fight |
| * : | For a variety of reasons, including weight disparity and the demands of entertainment, Exhibition Bouts are held, in which the contest is unscripted and hard fought, but the results do not count on a fighter's Official Record. |
| NC: | Fight Declared No Contest |


