| Team | The Alliance |
|---|---|
| Age | 54 |
| Gender | Male |
| Height | 5' 11" |
| Weight Class | Heavyweight |
| Out of | Kanagawa, |
| Born | Shiga, |
Tsuyoshi Kosaka is a MMA fighter with a professional fight record of 28 wins, 20 losses and 2 draws
| Pro Record | 28-20-2 (Win-Loss-Draw) |
|---|---|
| Career Length | 27 years, 2 months, 23 days |
| Rounds Fought | 87.2 |
| Avg. Fights/Year | 1.8 |
| Longest Layoff | 10 years, 7 months, 24 days |
| Quickest Turnaround | 2 weeks, 4 days |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| NSF | 04/17/2022 | W (27-20-2) | Mikio Ueda (0-0-0) | HW | TKO/RSC (Referee Stoppage from Punches) Rizin Fighting Federation 35 | 1 | 02:05 | |
| NSF | 01/19/2020 | L (27-19-2) | Sasa Milinkovic (5-2-0) | TKO/RSC (Doctor Stoppage) Heat 46 | 1 | 03:23 | ||
| NSF | 12/29/2016 | L (27-18-2) | Kaido Hoovelson (2-0-0) | Decision (Unanimous Decision) Rizin Fighting Federation - 2016 Grand Prix - Second Round | 3 | 05:00 | ||
| NSF | 05/05/2006 | L (27-17-2) | Mark Hunt (4-1-0) | KO Pride: Total Elimination Absolute 2006 | 2 | 04:15 | ||
| NSF | 02/26/2006 | W (26-17-2) | Mario Sperry (12-3-0) | TKO/RSC (Referee Stoppage from Strikes) Pride 31: Unbreakable | 1 | 01:20 | ||
| NSF | 10/02/2005 | L (26-16-2) | Mike Kyle (7-3-0) | Decision (Unanimous Decision) Pancrase: 2005 Spiral Tour 8 | 3 | 01:17 | ||
| NSF | 08/20/2005 | W (25-16-2) | David Shvelidze (1-2-1) | Submission (Arm Bar) Rings Russia: Ekaterinburg | 1 | 05:00 | ||
| NSF | 04/03/2005 | L (25-15-2) | Fedor Emelianenko (21-1-0) | TKO/RSC (Doctor Stoppage) Pride: Bushido 6 | 1 | 10:00 | ||
| NSF | 11/07/2004 | W (24-15-2) | Ron Waterman (12-2-1) | SHW | Decision (Unanimous Decision) Pancrase: 2004 Brave Tour 10 | 3 | 05:00 | |
| NSF | 10/13/2003 | W (23-15-2) | Ricardo Morais (9-2-1) | Decision (Unanimous Decision) New Japan Pro Wrestling: Ultimate Crush 2 | 3 | 05:00 | ||
| NSF | 05/02/2003 | W (22-15-2) | Dolgorsuren Sumiyabazar (0-0-0) | TKO/RSC (Doctor Stoppage) New Japan Pro Wrestling: Ultimate Crush | 1 | 02:58 | ||
| NSF | 09/07/2002 | L (22-14-2) | Rogerio Nogueira (3-1-0) | Decision (Unanimous Decision) Deep: 6th Impact | 5 | 05:00 | ||
| NSF | 05/10/2002 | L (22-13-2) | Ricco Rodriguez (12-1-0) | TKO/RSC (Referee Stoppage from Strikes) UFC 37: High Impact | 2 | 03:25 | ||
| NSF | 12/21/2001 | L (22-12-2) | Bozigit Ataev (10-0-0) | Decision (Majority Decision) Rings: World Title Series 5 | 3 | 05:00 | ||
| NSF | 08/11/2001 | W (21-12-2) | Koba Tkeshelashvili (1-0-0) | KO Rings: 10th Anniversary World Title Series | 1 | 02:17 | ||
| NSF | 06/15/2001 | L (21-11-2) | Renato Sobral (15-2-0) | Decision (Majority Decision) Rings: World Title Series 2 | 2 | 05:00 | ||
| NSF | 02/24/2001 | L (21-10-2) | Randy Couture (7-2-0) | Decision (Unanimous Decision) Rings: King of Kings 2000 Final | 2 | 05:00 | ||
| NSF | 12/22/2000 | W (19-10-2) | Fedor Emelianenko (3-0-0) | TKO/RSC ( Doctor Stoppage from a Cut) Rings: King of Kings 2000 Block B | 1 | 00:17 | ||
| NSF | 12/22/2000 | W (19-10-2) | Mikhail Illoukhine (21-8-0) | KO (Punches) Rings: King of Kings 2000 Block B | 2 | 01:53 | ||
| NSF | 08/23/2000 | D (19-10-1) | Antonio Nogueira (6-1-0) | Draw ([(20-20), (20-20), (20-19)]) Rings: Millennium Combine 3 | 2 | 05:00 | ||
| NSF | 07/15/2000 | W (17-10-1) | Greg Wiken (1-3-0) | Submission (Toe Hold) Rings USA: Rising Stars Block A | 1 | 02:53 | ||
| NSF | 07/15/2000 | W (17-10-1) | Travis Fulton (75-24-6) | Decision (Unanimous Decision) Rings USA: Rising Stars Block A | 3 | 05:00 | ||
| NSF | 12/22/1999 | L (16-9-1) | Gilbert Yvel (16-3-0) | TKO/RSC ( Doctor Stoppage from a Cut) Rings: King of Kings 1999 Block B | 1 | 01:17 | ||
| NSF | 12/22/1999 | W (16-9-1) | Christopher Haseman (8-5-0) | Decision (Split Decision) Rings: King of Kings 1999 Block B | 3 | 05:00 | ||
| NSF | 11/19/1999 | L (16-8-1) | Pedro Rizzo (8-0-0) | TKO/RSC (Referee Stoppage from Punches) UFC 23: Ultimate Japan 2 | 3 | 01:16 | ||
| NSF | 08/19/1999 | W (15-8-1) | Gilbert Yvel (14-2-0) | TKO/RSC (Injury) Rings: Rise 5th | 1 | 08:17 | ||
| NSF | 07/16/1999 | W (14-8-1) | Tim Lajcik (4-0-0) | TKO/RSC (Corner Threw in the Towel) UFC 21: Return of the Champions | 2 | 05:00 | ||
| NSF | 05/22/1999 | L (14-7-1) | Yoshihisa Yamamoto (9-8-0) | KO Rings: Rise 3rd | 3 | 00:41 | ||
| NSF | 04/23/1999 | L (14-6-1) | Gilbert Yvel (12-2-0) | TKO/RSC (Doctor Stoppage from a Cut) Rings: Rise 2nd | 3 | 04:58 | ||
| NSF | 01/08/1999 | L (14-5-1) | Bas Rutten (25-4-1) | TKO/RSC (Referee Stoppage from Strikes) UFC 18: Road to the Heavyweight Title | 1 | 14:13 | ||
| NSF | 10/16/1998 | W (13-5-1) | Pete Williams (8-1-0) | Decision (Unanimous Decision) UFC: Ultimate Brazil | 1 | 15:00 | ||
| NSF | 06/27/1998 | D (13-5-0) | Kiyoshi Tamura (12-3-0) | Draw Rings: Fourth Fighting Integration | 1 | 30:00 | ||
| NSF | 05/29/1998 | W (12-5-0) | Volk Han (13-6-0) | Submission Rings: Third Fighting Integration | 1 | 10:10 | ||
| NSF | 03/13/1998 | W (11-5-0) | Kimo Leopoldo (7-2-1) | Decision (Unanimous Decision) UFC 16: Battle in the Bayou | 1 | 15:00 | ||
| NSF | 02/08/1998 | W (10-5-0) | Rob van Esdonk (1-0-0) | Submission (Heel Hook) Rings Holland: The King of Rings | 2 | 00:57 | ||
| NSF | 01/21/1998 | L (10-4-0) | Mikhail Illoukhine (11-5-0) | Unknown Rings: Battle Dimensions Tournament 1997 Final | 00:00 | |||
| NSF | 10/25/1997 | W (9-4-0) | Borislav Jeliazkov (0-0-0) | Decision (Lost Points) Rings: Mega Battle Tournament 1997 Semifinal 1 | 1 | 05:00 | ||
| NSF | 09/26/1997 | L (9-3-0) | Frank Shamrock (11-7-1) | Decision Rings: Extension Fighting 7 | 1 | 30:00 | ||
| NSF | 04/22/1997 | L (9-2-0) | Kiyoshi Tamura (6-2-0) | Submission (Toe Hold) Rings: Extension Fighting 2 | 1 | 13:57 | ||
| NSF | 01/22/1997 | W (8-2-0) | Mikhail Illoukhine (10-4-0) | Unknown Rings: Budokan Hall 97 | 05:00 | |||
| NSF | 01/01/1997 | L (8-1-0) | Volk Han (6-3-0) | Unknown Rings: Battle Dimensions Tournament 1996 Final | 00:00 | |||
| NSF | 10/25/1996 | W (7-1-0) | Dick Vrij (8-4-0) | Unknown Rings: Battle Dimensions Tournament 1996 Opening Round | 00:00 | |||
| NSF | 08/24/1996 | L (7-0-0) | Volk Han (4-3-0) | Submission (Arm Bar) Rings: Maelstrom 6 | 1 | 13:52 | ||
| NSF | 06/06/1996 | W (6-0-0) | Scott Sollivan (0-2-0) | Submission (Arm Triangle Choke) Various Fights | 1 | 02:58 | ||
| NSF | 02/18/1996 | W (5-0-0) | Willie Peeters (2-3-0) | Submission Rings Holland: Kings of Martial Arts | 00:00 | |||
| NSF | 01/24/1996 | W (4-0-0) | Maurice Smith (3-4-0) | Unknown Rings: Budokan Hall 96' | 05:00 | |||
| NSF | 10/13/1995 | W (1-0-0) | Egan Inoue (0-0-0) | Decision (Unanimous Decision) Lumax Cup: Tournament of J' 95 | 3 | 03:00 | ||
| NSF | 10/13/1995 | W (1-0-0) | Susumu Yamasaki (0-0-0) | Submission (Heel Hook) Lumax Cup: Tournament of J' 95 | 1 | 00:52 | ||
| NSF | 10/13/1995 | W (1-0-0) | Hiroyuki Yoshioka (0-0-0) | TKO/RSC (Referee Stoppage from Punches) Lumax Cup: Tournament of J' 95 | 1 | 03:40 | ||
| NSF | 01/25/1995 | W (0-0-0) | Wataru Sakata (0-0-0) | Unknown Rings: Budokan Hall 95' | 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 |