| Sieg | 36-15 (1) | Melvin Guillard  | KO (punches) |  | Rizin 11 | Jul 29, 2018 | 1 | 2:33 | Saitama, Japan |
| Niederlage | 35-15 (1) | Yusuke Yachi  | Submission (triangle choke) |  | Rizin World Grand Prix 2017: Final Round | Dec 31, 2017 | 1 | 2:36 | Saitama, Japan |
| Niederlage | 35-14 (1) | Dong Hyun-Kim | TKO (punches) |  | UFC Fight Night: Saint Preux vs. Okami | Sep 23, 2017 | 1 | 1:30 | Saitama, Japan |
| Niederlage | 35-13 (1) | Jon Tuck  | Submission (rear-naked choke) |  | UFC Fight Night 111: Holm vs Correia | Jun 24, 2017 | 1 | 1:12 | Kallang, Singapore |
| Niederlage | 35-12 (1) | Jim Miller | TKO (punches) |  | UFC 200: Tate vs Nunes | Jul 09, 2016 | 1 | 2:18 | Las Vegas, Nevada, United States |
| Niederlage | 35-11 (1) | Joe Lauzon | TKO (punches) | | UFC on Fox: Dillashaw vs. Barão 2 | Jul 25, 2015 | 1 | 2:37 | Chicago, Illinois, United States |
| Niederlage | 35-10 (1) | Myles Jury | TKO (punches) |  | UFC Fight Night: Hunt vs. Nelson | Sep 20, 2014 | 1 | 1:32 | Saitama, Japan |
| Sieg | 35-9 (1) | Isaac Vallie-Flagg | Decision (unanimous) |  | UFC 172 | Apr 26, 2014 | 3 | 5:00 | Baltimore, Maryland, United States |
| Niederlage | 34-9 (1) | Diego Sanchez | Decision (split) | | UFC on Fuel TV: Silva vs. Stann | Mar 03, 2013 | 3 | 5:00 | Saitama, Japan |
| Sieg | 34-8 (1) | Mac Danzig | Decision (split) | | UFC on Fuel TV: Franklin vs. Le | Nov 10, 2012 | 3 | 5:00 | Macau, SAR, China |
| Sieg | 33-8 (1) | Eiji Mitsuoka | TKO (punches) |  | UFC 144 | Feb 16, 2012 | 2 | 2:21 | Saitama, Japan |
| Niederlage | 32-8 (1) | Nate Diaz | Submission (armbar) |  | UFC 135 | Sep 24, 2011 | 1 | 4:27 | Colorado, United States |
| Niederlage | 32-7 (1) | Clay Guida | Submission (guillotine choke) |  | UFC 125 | Jan 01, 2011 | 2 | 4:27 | Las Vegas, United States |
| Sieg | 32-6 (1) | Tyson Griffin | KO (punch) |  | UFC Live: Jones vs. Matyushenko | Aug 01, 2010 | 1 | 1:04 | San Diego, California, United States |
| Niederlage | 31-6 (1) | Kenny Florian | Submission (rear-naked choke) |  | UFC FN: Florian vs. Gomi | Mar 31, 2010 | 3 | 2:52 | Charlotte, United States |
| Sieg | 31-5 (1) | Tony Hervey | Decision (unanimous) | | Vale Tudo Japan 2009 | Oct 30, 2009 | 5 | 5:00 | Tokyo, Japan |
| Sieg | 30-5 (1) | Takashi Nakakura | KO (punches) |  | Shooto: Shooto Tradition Final | May 10, 2009 | 2 | 4:42 | Tokyo, Japan |
| Niederlage | 29-5 (1) | Satoru Kitaoka | Submission (Achilles lock) |  | World Victory Road Presents: Sengoku no Ran 2009 | Jan 04, 2009 | 1 | 1:41 | Saitama, Japan |
| Niederlage | 29-4 (1) | Sergey Golyaev | Decision (split) |  | World Victory Road Presents: Sengoku 6 | Nov 01, 2008 | 3 | 5:00 | Saitama, Japan |
| Sieg | 29-3 (1) | Tae Hyun Bang  | Decision (unanimous) |  | World Victory Road Presents: Sengoku 4 | Aug 24, 2008 | 3 | 5:00 | Saitama, Japan |
| Sieg | 28-3 (1) | Duane Ludwig | TKO (doctor stoppage) |  | World Victory Road Presents: Sengoku First Battle | Mar 05, 2008 | 1 | 2:28 | Tokyo, Japan |
| NC | 27-3 (1) | Nick Diaz | NC (result overturned) |  | Pride 33 | Feb 24, 2007 | 2 | 1:46 | Nevada, United States |
| Sieg | 27-3 | Mitsuhiro Ishida | TKO (soccer kick and punches) |  | Pride FC - Shockwave 2006 | Dec 31, 2006 | 1 | 1:14 | Saitama, Japan |
| Sieg | 26-3 | Marcus Aurélio | Decision (split) |  | Pride - Bushido 13 | Nov 05, 2006 | 2 | 5:00 | Yokohama, Japan |
| Sieg | 25-3 | David Baron | Submission (rear-naked choke) |  | Pride - Bushido 12 | Aug 26, 2006 | 1 | 7:10 | Nagoya, Japan |
| Niederlage | 24-3 | Marcus Aurélio | Technical Submission (arm-triangle choke) |  | Pride - Bushido 10 | Apr 02, 2006 | 1 | 4:34 | Tokyo, Japan |
| Sieg | 24-2 | Hayato Sakurai | KO (punches) | | Pride Shockwave 2005 | Dec 31, 2005 | 1 | 3:56 | Saitama, Japan |
| Sieg | 23-2 | Luiz Azeredo | Decision (unanimous) | | Pride Bushido 9 | Sep 25, 2005 | 2 | 5:00 | Tokyo, Japan |
| Sieg | 22-2 | Tatsuya Kawajiri | Submission (rear-naked choke) |  | Pride: Bushido 9 | Sep 25, 2005 | 1 | 7:42 | Tokyo, Japan |
| Sieg | 21-2 | Jean Silva | Decision (unanimous) |  | Pride Bushido 8 | Jul 17, 2005 | 2 | 5:00 | Nagoya, Japan |
| Sieg | 20-2 | Luiz Azeredo | KO (punches) |  | Pride Bushido 7 | May 22, 2005 | 1 | 3:46 | Tokyo, Japan |
| Sieg | 19-2 | Jens Pulver | KO (punch) | | Pride Shockwave 2004 | Dec 31, 2004 | 1 | 6:21 | Saitama, Japan |
| Sieg | 18-2 | Charles Bennett | Submission (kimura) | | PRIDE Bushido 5 | Oct 14, 2004 | 1 | 5:52 | Osaka, Japan |
| Sieg | 17-2 | Fabio Mello | TKO (punches) | | Pride Bushido 4 | Jul 19, 2004 | 1 | 8:07 | Nagoya, Japan |
| Sieg | 16-2 | Ralph Gracie | KO (knees) | | Pride Bushido 3 | May 23, 2004 | 1 | 0:06 | Yokohama, Japan |
| Sieg | 15-2 | Jadyson Costa | TKO (punches) | | Pride Bushido 2 | Feb 15, 2004 | 1 | 4:55 | Yokohama, Japan |
| Niederlage | 14-2 | B.J. Penn | Submission (rear-naked choke) | | K-1 Rumble on the Rock 4 | Oct 10, 2003 | 3 | 2:35 | Honolulu, Hawaii, United States |
| Niederlage | 14-1 | Joachim Hansen | Decision (majority) | | Shooto - 8/10 in Yokohama Cultural Gymnasium | Aug 10, 2003 | 3 | 5:00 | Yokohama, Japan |
| Sieg | 14-0 | Nick Ertl | Submission (armbar) | | Shooto - 2/23 in Korakuen Hall | Feb 23, 2003 | 1 | 4:59 | Tokyo, Japan |
| Sieg | 13-0 | Dokonjonosuke Mishima | TKO (punches) | | Shooto: Year End Show 2002 | Dec 14, 2002 | 2 | 0:52 | Urayasu, Japan |
| Sieg | 12-0 | Chris Brennan | Decision (unanimous) | | Shooto: Treasure Hunt 10 | Sep 16, 2002 | 3 | 5:00 | Yokohama, Japan |
| Sieg | 11-0 | Leonardo Santos  | Decision (majority) | | Shooto: Treasure Hunt 7 | Jun 29, 2002 | 3 | 5:00 | Sakai, Japan |
| Sieg | 10-0 | Rumina Sato | Decision (unanimous) | | Shooto: To The Top Final Act | Dec 16, 2001 | 3 | 5:00 | Urayasu, Japan |
| Sieg | 9-0 | Ryan Bow | Decision (unanimous) | | Shooto: R.E.A.D. 12 | Nov 12, 2000 | 3 | 5:00 | Tokyo, Japan |
| Sieg | 8-0 | Paul Rodriguez | Decision (unanimous) | | Shooto: R.E.A.D. 6 | Jul 16, 2000 | 3 | 5:00 | Tokyo, Japan |
| Sieg | 7-0 | Huanderson Pavao | Decision (unanimous) | | Shooto: R.E.A.D. 3 | Apr 02, 2000 | 3 | 5:00 | Kadoma, Japan |
| Sieg | 6-0 | Johnny Eduardo | Submission (rear-naked choke) | | Vale Tudo Japan 1999 | Dec 11, 1999 | 3 | 1:43 | Urayasu, Japan |
| Sieg | 5-0 | Takuya Kawabara | Decision (unanimous) | | Shooto: Renaxis 4 | Sep 05, 1999 | 3 | 5:00 | Tokyo, Japan |
| Sieg | 4-0 | Stephen Palling | Submission (rear-naked choke) | | SuperBrawl 12 | Jun 01, 1999 | 1 | 3:06 | Honolulu, Hawaii, United States |
| Sieg | 3-0 | Takuya Kuwabara | Decision (unanimous) | | Shooto: Renaxis 1 | Mar 28, 1999 | 3 | 5:00 | Tokyo, Japan |
| Sieg | 2-0 | Kazumichi Takada | TKO (punches) | | Shooto: Devilock Fighters | Jan 15, 1999 | 2 | 3:42 | Tokyo, Japan |
| Sieg | 1-0 | Hiroshi Tsuruya | Decision (unanimous) | | Shooto: Las Grandes Viajes 6 | Nov 27, 1998 | 3 | 5:00 | Tokyo, Japan |
