| Pro Record: | 26-31-13 (Win-Loss-Draw) |
| Team: | |
| Sex: | Male |
Kosei Kubota's Professional Record
| Date | Result | Opponent | Event | Method | Round | Time | ||
|---|---|---|---|---|---|---|---|---|
| NSF | 10/02/2011 | Draw | Hiroki Nagaoka | Pancrase Impressive Tour 10 | 2 | 5:00 | ||
| NSF | 06/05/2011 | Draw | Shingo Suzuki | Pancrase Impressive Tour 5 | 2 | 5:00 | ||
| NSF | 02/06/2011 | Draw | Keiichiro Yamamiya | Pancrase 2011 Impressive Tour 1 | 2 | 5:00 | ||
| NSF | 07/04/2010 | Loss | Yuta Nakamura | Pancrase - Passion Tour 6 | TKO/RSC Referee Stoppage from Strikes | 1 | 2:08 | |
| NSF | 04/29/2010 | Win | Tamotsu Kitada | Pancrase - Passion Tour 4 | TKO/RSC Referee Stoppage from Strikes | 1 | 4:22 | |
| NSF | 02/07/2010 | Loss | Daisuke Watanabe | Pancrase - Passion Tour 1 | Decision Majority Decision | 3 | ||
| NSF | 09/26/2009 | Loss | Yoon Young Kim | Heat 11 | Submission Rear Naked Choke | 1 | 1:45 | |
| NSF | 08/08/2009 | Draw | Toryu Masahiro | Pancrase: Changing Tour 4 | 2 | 5:00 | ||
| NSF | 06/07/2009 | Draw | Shingo Suzuki | Pancrase - Changing Tour 3 | 2 | 5:00 | ||
| NSF | 04/16/2009 | Loss | Ryuki Ueyama | Deep Impact 41 | Decision Unanimous Decision | 3 | ||
| NSF | 02/01/2009 | Loss | Asaki Honda | Pancrase - Changing Tour 1 | Decision Majority Decision | 2 | ||
| NSF | 08/17/2008 | Loss | Eiji Ishikawa | Deep - 37 Impact | TKO/RSC | 2 | 0:55 | |
| NSF | 03/29/2008 | Win | Teruhiko Kubo | DEEP- Club DEEP Tokyo | Decision Unanimous Decision | 3 | ||
| NSF | 09/15/2007 | Loss | Ryuhei Sato | DEEP: clubDEEP Tokyo | TKO/RSC Referee Stoppage from Strikes | 1 | 1:19 | |
| NSF | 07/23/2007 | Win | Doo Won Seo | DEEP - CMA Festival 2 | Decision Unanimous Decision | 3 | ||
| NSF | 04/15/2007 | Loss | Jo Hun | MARS | Submission Ankle Lock | 1 | 4:45 | |
| NSF | 10/10/2006 | Loss | Dong Hyun Kim | Deep: 26th Impact | KO | 1 | 2:46 | |
| NSF | 08/04/2006 | Loss | Jutaro Nakao | Deep: 25th Impact | TKO/RSC Referee Stoppage from Strikes | 2 | 2:08 | |
| NSF | 05/24/2006 | Win | Jae Kyung Park | Deep: CMA Festival - Japan vs. Korea | Submission Heel Hook | 1 | 1:58 | |
| NSF | 01/18/2004 | Loss | Yushin Okami | Greatest Common Multiple: Demolition 13 | KO | 1 | 1:47 | |
| NSF | 10/31/2003 | Loss | Yuichi Nakanishi | Pancrase: Hybrid 9 | TKO/RSC Referee Stoppage from Punches | 2 | 2:46 | |
| NSF | 07/11/2003 | Draw | Shonie Carter | Shidokan Japan | ||||
| NSF | 06/07/2003 | Loss | Izuru Takeuchi | Pancrase: Hybrid 6 | Decision Unanimous Decision | 3 | ||
| NSF | 02/16/2003 | Loss | Hidehiko Hasegawa | Pancrase: Hybrid 2 | Submission Arm Bar | 2 | 3:05 | |
| NSF | 09/29/2002 | Loss | Kazuo Misaki | Pancrase: 2002 Anniversary Show | Decision Unanimous Decision | 3 | ||
| NSF | 08/25/2002 | Draw | Yuji Hoshino | Pancrase: Spirit 6 | 3 | 5:00 | ||
| NSF | 06/09/2002 | Win | Yuji Hisamatsu | Deep: 5th Impact | Decision Unanimous Decision | 2 | ||
| NSF | 06/09/2002 | Win | Eiji Ishikawa | Deep: 5th Impact | Decision Unanimous Decision | 2 | ||
| NSF | 05/11/2002 | Loss | Akihiro Gono | Pancrase: Spirit 4 | Decision Unanimous Decision | 3 | ||
| NSF | 02/17/2002 | Draw | Daisuke Watanabe | Pancrase: Spirit 2 | 3 | 5:00 | ||
| NSF | 12/23/2001 | Loss | Wataru Sakata | Deep: 3rd Impact | TKO/RSC Punches | 1 | 4:05 | |
| NSF | 10/30/2001 | Win | Eiji Ishikawa | Pancrase: Proof 6 | KO Knee Strike | 2 | ||
| NSF | 08/18/2001 | Draw | Ryuki Ueyama | Deep: Heatwave | 3 | |||
| NSF | 06/26/2001 | Win | Yuji Hisamatsu | Pancrase: Proof 4 | Decision | 3 | ||
| NSF | 03/31/2001 | Win | Satoru Kitaoka | Pancrase: Proof 2 | Decision | 2 | ||
| NSF | 01/08/2001 | Draw | Ryuki Ueyama | Deep: Deep 2001 | 3 | 5:00 | ||
| NSF | 12/09/2000 | Win | Gia Chirragishvilli | Pancrase: Trans 8 | Submission | 1 | 1:04 | |
| NSF | 06/26/2000 | Win | Daisuke Igarashi | Pancrase: Trans 4 | Submission Ankle Lock | 1 | 2:28 | |
| NSF | 06/26/2000 | Loss | Keiichiro Yamamiya | Pancrase: Trans 4 | Decision Majority Decision [2-0] | 1 | ||
| NSF | 04/30/2000 | Win | Massive Ichi | Pancrase: Trans 3 | Decision Unanimous Decision | 1 | ||
| NSF | 01/23/2000 | Loss | Shonie Carter | Pancrase: Trans 1 | Decision Unanimous Decision | 1 | ||
| NSF | 12/18/1999 | Win | Leslie Allen | Pancrase: Breakthrough 11 | Decision Unanimous Decision | 1 | ||
| NSF | 11/28/1999 | Loss | Daisuke Ishii | Pancrase: Breakthrough 10 | Decision Unanimous Decision | 1 | ||
| NSF | 10/25/1999 | Win | John Alessio | Pancrase: Breakthrough 9 | Submission | 1 | 10:53 | |
| NSF | 09/18/1999 | Win | Susumu Yamasaki | Pancrase: 1999 Anniversary Show | Decision Unanimous Decision | 1 | ||
| NSF | 09/04/1999 | Win | Shinji Katase | Pancrase: Breakthrough 8 | Submission | 1 | 1:25 | |
| NSF | 08/01/1999 | Loss | Genki Sudo | Pancrase: 1999 Neo-Blood Tournament, Round 1 | Decision Unanimous Decision | 2 | ||
| NSF | 06/11/1999 | Loss | Daisuke Ishii | Pancrase: Breakthrough 6 | Decision Unanimous Decision | 1 | ||
| NSF | 05/23/1999 | Win | Daisuke Watanabe | Pancrase: Breakthrough 5 | Decision Unanimous Decision | 1 | ||
| NSF | 03/09/1999 | Loss | Ikuhisa Minowa | Pancrase: Breakthrough 3 | Decision Unanimous Decision | 1 | ||
| NSF | 02/11/1999 | Win | Kengo Watanabe | Pancrase: Breakthrough 2 | Decision Majority Decision [2-0] | 1 | ||
| NSF | 01/19/1999 | Win | Minoru Toyonaga | Pancrase: Breakthrough 1 | Decision Unanimous Decision | 1 | ||
| NSF | 11/29/1998 | Loss | Ryushi Yanagisawa | Pancrase: Advance 11 | Submission Toe Hold | 1 | 2:35 | |
| NSF | 10/26/1998 | Loss | Osami Shibuya | Pancrase: Advance 10 | Decision Unanimous Decision | 1 | ||
| NSF | 10/04/1998 | Win | Satoshi Hasegawa | Pancrase: Advance 9 | Decision Majority Decision [2-0] | 1 | ||
| NSF | 07/07/1998 | Win | Kim Wang | Pancrase: 1998 Neo-Blood Tournament, Round 1 | Submission | 1 | 1:03 | |
| NSF | 07/07/1998 | Loss | Evan Tanner | Pancrase: 1998 Neo-Blood Tournament, Round 1 | Submission | 1 | 2:23 | |
| NSF | 06/21/1998 | Draw | Ikuhisa Minowa | Pancrase: Advance 8 | 2 | |||
| NSF | 06/02/1998 | Win | Brian Rainey | Pancrase: Advance 7 | Submission | 1 | 2:18 | |
| NSF | 05/12/1998 | Win | Daisuke Ishii | Pancrase: Advance 6 | Decision Majority Decision [2-0] | 1 | ||
| NSF | 03/18/1998 | Loss | Minoru Suzuki | Pancrase: Advance 4 | Submission | 1 | 3:38 | |
| NSF | 03/01/1998 | Win | Haygar Chin | Pancrase: Advance 3 | Submission | 1 | 6:48 | |
| NSF | 01/16/1998 | Loss | Kiuma Kunioku | Pancrase: Advance 1 | Submission | 1 | 7:52 | |
| NSF | 12/20/1997 | Loss | Takafumi Ito | Pancrase: Alive 11 | Submission Toe Hold | 1 | 7:03 | |
| NSF | 11/16/1997 | Win | Kim Wang | Pancrase: Alive 10 | Decision Unanimous Decision | 2 | ||
| NSF | 10/29/1997 | Draw | Satoshi Hasegawa | Pancrase: Alive 9 | 2 | |||
| NSF | 09/06/1997 | Draw | Ikuhisa Minowa | Pancrase: 1997 Anniversary Show | 1 | |||
| NSF | 08/09/1997 | Loss | Takaku Fuke | Pancrase: Alive 8 | Submission | 1 | 3:22 | |
| NSF | 07/21/1997 | Loss | Keiichiro Yamamiya | Pancrase: 1997 Neo-Blood Tournament, Round 2 | Decision Lost Points | 1 | ||
| NSF | 07/20/1997 | Win | Kim Wang | Pancrase: 1997 Neo-Blood Tournament, Round 1 | TKO/RSC Referee Stoppage | 1 | 2:24 |
 : |
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 |
