| Pro Record: | 8-13-3 (Win-Loss-Draw) |
| Team: | Pancraseism |
| Age: | 37 |
| Sex: | Male |
| Height: | 6 Feet. 4 Inch(es). |
| Weight: | 220 lbs. |
| Out of: | Saitama, |
Kengo Watanabe's Professional Record
| Date | Result | Opponent | Event | Method | Round | Time | ||
|---|---|---|---|---|---|---|---|---|
| NSF | 02/17/2007 | Win | Wakashoyo | Greatest Common Multiple: Cage Force | TKO/RSC | 1 | 0:20 | |
| NSF | 02/04/2005 | Loss | Yuji Sakuragi | Pancrase: 2005 Spiral Tour 1 | KO Kick | |||
| NSF | 12/21/2004 | Loss | James Lee | Pancrase: 2004 Brave Tour 12 | Submission Rear Naked Choke | 1 | ||
| NSF | 09/24/2004 | Loss | Alex Roberts | Pancrase: 2004 Brave Tour 8 | Decision Split Decision | 2 | ||
| NSF | 04/23/2004 | Draw | Tadahiro Hosaka | Pancrase: 2004 Brave Tour 4 | 3 | |||
| NSF | 11/02/2003 | Loss | Wade Shipp | King of the Cage 30: The Pinnacle | TKO/RSC | 1 | 3:42 | |
| NSF | 05/02/2003 | Loss | Lyoto Machida | New Japan Pro Wrestling: Ultimate Crush | Decision Unanimous Decision | 3 | ||
| NSF | 02/16/2003 | Win | Koji Okuyaka | Pancrase: Hybrid 2 | Decision Majority Decision | 2 | ||
| NSF | 12/21/2002 | Loss | Jun Ishii | Pancrase: Spirit 9 | Decision Unanimous Decision | 2 | ||
| NSF | 09/29/2002 | Loss | Ron Waterman | Pancrase: 2002 Anniversary Show | TKO/RSC Referee Stoppage from an Armlock | 1 | 2:33 | |
| NSF | 07/28/2002 | Win | Terrance Crumpton | Pancrase: 2002 Neo-Blood Tournament, Round 1 | Submission Kimura | 1 | 2:31 | |
| NSF | 05/11/2002 | Win | Tomohiko Hashimoto | Pancrase: Spirit 4 | TKO/RSC Referee Stoppage from Punches | 1 | 4:17 | |
| NSF | 03/30/2002 | Win | Dos Caras Jr | Deep: 4th Impact | Submission Rear Naked Choke | 2 | 3:56 | |
| NSF | 08/18/2001 | Loss | Dos Caras Jr | Deep: Heatwave | TKO/RSC Broken Arm | 1 | ||
| NSF | 03/31/2001 | Loss | Tim Lajcik | Pancrase: Proof 2 | KO Straight Right | 1 | 3:23 | |
| NSF | 01/08/2001 | Win | Yoshiki Tachihkari | Deep: Deep 2001 | KO Punches | 1 | 0:22 | |
| NSF | 12/04/2000 | Win | Ramaz Kikalishvili | Pancrase: Trans 7 | KO Punches From the Mount | 1 | 8:58 | |
| NSF | 09/24/2000 | Win | Joe Charles | Pancrase: 2000 Anniversary Show | Decision Unanimous Decision | 1 | ||
| NSF | 04/18/1999 | Draw | Bob Stines | Pancrase: Breakthrough 4 | 1 | 10:00 | ||
| NSF | 02/11/1999 | Loss | Kosei Kubota | Pancrase: Breakthrough 2 | Decision Majority Decision [2-0] | 1 | ||
| NSF | 12/19/1998 | Draw | John Lober | Pancrase: Advance 12 | 1 | |||
| NSF | 11/29/1998 | Loss | Katsuomi Inagaki | Pancrase: Advance 11 | Decision Majority Decision | 1 | ||
| NSF | 10/04/1998 | Loss | Jason Godsey | Pancrase: Advance 9 | Submission | 1 | 1:28 | |
| NSF | 09/14/1998 | Loss | Bas Rutten | Pancrase: 1998 Anniversary Show | TKO/RSC 3 Lost Points | 1 | 2:58 |
 : |
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 |
