Fighter search (name or nickname)
Tsuyoshi Kosaka
“TK”
Age: 54 | Mar 6, 1970
Nationality: Japan
Weight Class: Heavyweight
Height: 5'11"
Weight: 214 lbs
Professional Record
| 51 fights | 28 wins | 21 losses |
|---|---|---|
| KO/TKOs | 9 | 10 |
| Submissions | 6 | 2 |
| Decisions | 9 | 7 |
| Draws | 2 | |
Fight Details
| Result | Record | Opponent | Event | Date | Method | Referee | Round | Time |
|---|---|---|---|---|---|---|---|---|
| WIN | 28 - 21 - 2 | Mikio Ueda | Rizin FF - Rizin 35 | April 17, 2022 | KO (Punches) | Tomoki Matsumiya | 1 | 2:05 |
| LOSS | 27 - 21 - 2 | Sasa Milinkovic | Heat - Heat 46 | January 19, 2020 | TKO (Doctor Stoppage) | 1 | 3:23 | |
| LOSS | 27 - 20 - 2 | Mirko Filipovic | Rizin Fighting World Grand Prix 2017 - Bantamweight Tournament: Final Round | December 31, 2017 | TKO (Corner Stoppage) | Jason Herzog | 1 | 1:02 |
| LOSS | 27 - 19 - 2 | Kaido Hoovelson | Rizin 3 - Rizin Fighting World Grand Prix 2016: 2nd Round | December 29, 2016 | Decision (Unanimous) | Ryogaku Wada | 2 | 5:00 |
| WIN | 27 - 18 - 2 | James Thompson | Rizin Fighting Federation - Saraba no Utake | December 29, 2015 | TKO (Punches) | Yuji Shimada | 2 | 1:58 |
| LOSS | 26 - 18 - 2 | Mark Hunt | Pride FC - Total Elimination Absolute | May 05, 2006 | TKO (Punch) | Minoru Toyonaga | 2 | 4:15 |
| WIN | 26 - 17 - 2 | Mario Sperry | Pride 31 - Dreamers | February 26, 2006 | KO (Punches) | Minoru Toyonaga | 1 | 1:20 |
| LOSS | 25 - 17 - 2 | Mike Kyle | Pancrase - Spiral 8 | October 02, 2005 | Technical Decision (Unanimous) | Hiromi Okamoto | 3 | 1:17 |
| WIN | 25 - 16 - 2 | David Shvelidze | Rings Russia - CIS vs. The World | August 20, 2005 | Submission (Armbar) | 1 | 0:00 | |
| LOSS | 24 - 16 - 2 | Fedor Emelianenko | Pride - Bushido 6 | April 03, 2005 | TKO (Doctor Stoppage) | Yuji Shimada | 1 | 10:00 |
| WIN | 24 - 15 - 2 | Ron Waterman | Pancrase - Brave 10 | November 07, 2004 | Decision (Unanimous) | Soichi Hiroto | 3 | 5:00 |
| WIN | 23 - 15 - 2 | Ricardo Morais | NJPW - Ultimate Crush | October 13, 2003 | Decision (Unanimous) | 3 | 5:00 | |
| WIN | 22 - 15 - 2 | Sumiyabazar Dolgorsuren | NJPW - Ultimate Crush | May 02, 2003 | TKO (Doctor Stoppage) | 1 | 2:58 | |
| LOSS | 21 - 15 - 2 | Antonio Rogerio Nogueira | Deep - 6th Impact | September 07, 2002 | Decision (Unanimous) | Keiji Shiozaki | 3 | 5:00 |
| LOSS | 21 - 14 - 2 | Ricco Rodriguez | UFC 37 - High Impact | May 10, 2002 | TKO (Punches) | John McCarthy | 2 | 3:25 |
| LOSS | 21 - 13 - 2 | Bozigit Ataev | Rings - World Title Series 5 | December 21, 2001 | Decision (Majority) | 3 | 5:00 | |
| WIN | 21 - 12 - 2 | Koba Tkeshelashvili | Rings - 10th Anniversary | August 11, 2001 | KO (Knee) | 1 | 2:17 | |
| LOSS | 20 - 12 - 2 | Renato Sobral | Rings - World Title Series 2 | June 15, 2001 | Decision (Majority) | 2 | 5:00 | |
| LOSS | 20 - 11 - 2 | Randy Couture | Rings - King of Kings 2000 Final | February 24, 2001 | Decision (Unanimous) | 2 | 5:00 | |
| WIN | 20 - 10 - 2 | Fedor Emelianenko | Rings - King of Kings 2000 Block B | December 22, 2000 | TKO (Doctor Stoppage) | 1 | 0:17 | |
| WIN | 19 - 10 - 2 | Mikhail Ilyukhin | Rings - King of Kings 2000 Block B | December 22, 2000 | KO (Punches) | 2 | 1:53 | |
| DRAW | 18 - 10 - 2 | Antonio Rodrigo Nogueira | Rings - Millennium Combine 3 | August 23, 2000 | Draw | 2 | 5:00 | |
| WIN | 18 - 10 - 1 | Greg Wikan | Rings USA - Rising Stars Block A | July 15, 2000 | Submission (Toe Hold) | Lonnie Foster | 1 | 2:53 |
| WIN | 17 - 10 - 1 | Travis Fulton | Rings USA - Rising Stars Block A | July 15, 2000 | Decision (Unanimous) | Lonnie Foster | 3 | 5:00 |
| LOSS | 16 - 10 - 1 | Gilbert Yvel | Rings - King of Kings 1999 Block B | December 22, 1999 | TKO (Cut) | 1 | 1:17 | |
| WIN | 16 - 9 - 1 | Chris Haseman | Rings - King of Kings 1999 Block B | December 22, 1999 | Decision (Split) | 3 | 5:00 | |
| LOSS | 15 - 9 - 1 | Pedro Rizzo | UFC 23 - Ultimate Japan 2 | November 19, 1999 | TKO (Punches) | John McCarthy | 3 | 1:12 |
| WIN | 15 - 8 - 1 | Gilbert Yvel | Rings - Rise 5th | August 19, 1999 | Technical Decision (Points) | Ryogaku Wada | 1 | 8:17 |
| WIN | 14 - 8 - 1 | Tim Lajcik | UFC 21 - Return of the Champions | July 16, 1999 | TKO (Corner Stoppage) | John McCarthy | 2 | 5:00 |
| LOSS | 13 - 8 - 1 | Yoshihisa Yamamoto | Rings - Rise 3rd | May 22, 1999 | TKO (Palm Strikes) | Ryogaku Wada | 3 | 0:41 |
| LOSS | 13 - 7 - 1 | Gilbert Yvel | Rings - Rise 2nd | April 23, 1999 | TKO (Doctor Stoppage) | Ryogaku Wada | 1 | 14:58 |
| LOSS | 13 - 6 - 1 | Bas Rutten | UFC 18 - Road to the Heavyweight Title | January 08, 1999 | TKO (Punches) | John McCarthy | 1 | 14:15 |
| WIN | 13 - 5 - 1 | Pete Williams | UFC 17.5 - Ultimate Brazil | October 16, 1998 | Decision (Unanimous) | John McCarthy | 1 | 15:00 |
| DRAW | 12 - 5 - 1 | Kiyoshi Tamura | Rings - Fourth Fighting Integration | June 27, 1998 | Draw | 1 | 30:00 | |
| WIN | 12 - 5 | Magomedkhan Gamzatkhanov | Rings - Third Fighting Integration | May 29, 1998 | Submission | 1 | 10:10 | |
| WIN | 11 - 5 | Kimo Leopoldo | UFC 16 - Battle in the Bayou | March 13, 1998 | Decision (Unanimous) | John McCarthy | 1 | 15:00 |
| WIN | 10 - 5 | Rob van Esdonk | Rings Holland - The King of Rings | February 08, 1998 | Submission (Heel Hook) | 2 | 0:57 | |
| LOSS | 9 - 5 | Mikhail Ilyukhin | Rings - Battle Dimensions Tournament 1997 Final | January 21, 1998 | N/A | 0 | 0:00 | |
| WIN | 9 - 4 | Borislav Jeliazkov | Rings - Mega Battle Tournament 1997 Semifinal 1 | October 25, 1997 | Decision (Points) | 1 | 0:00 | |
| LOSS | 8 - 4 | Frank Shamrock | Rings - Extension Fighting 7 | September 26, 1997 | Decision | 1 | 30:00 | |
| LOSS | 8 - 3 | Kiyoshi Tamura | Rings - Extension Fighting 2 | April 22, 1997 | Submission (Toe Hold) | 1 | 13:57 | |
| WIN | 8 - 2 | Mikhail Ilyukhin | Rings - Budokan Hall 1997 | January 22, 1997 | N/A | 0 | 0:00 | |
| LOSS | 7 - 2 | Magomedkhan Gamzatkhanov | Rings - Battle Dimensions Tournament 1996 Final | January 01, 1997 | N/A | 0 | 0:00 | |
| WIN | 7 - 1 | Dick Vrij | Rings - Battle Dimensions Tournament 1996 Opening Round | October 25, 1996 | N/A | 0 | 0:00 | |
| LOSS | 6 - 1 | Magomedkhan Gamzatkhanov | Rings - Maelstrom 6 | August 24, 1996 | Submission (Armbar) | 1 | 13:52 | |
| WIN | 6 - 0 | Willie Peeters | Rings Holland - Kings of Martial Arts | February 18, 1996 | Submission (Rear-Naked Choke) | 2 | 0:12 | |
| WIN | 5 - 0 | Maurice Smith | Rings - Budokan Hall 1996 | January 24, 1996 | N/A | 0 | 0:00 | |
| WIN | 4 - 0 | Egan Inoue | Lumax Cup - Tournament of J '95 | October 13, 1995 | Decision (Unanimous) | 3 | 3:00 | |
| WIN | 3 - 0 | Susumu Yamasaki | Lumax Cup - Tournament of J '95 | October 13, 1995 | Submission (Heel Hook) | 1 | 0:52 | |
| WIN | 2 - 0 | Hiroyuki Yoshioka | Lumax Cup - Tournament of J '95 | October 13, 1995 | TKO (Punches) | 1 | 3:40 | |
| WIN | 1 - 0 | Wataru Sakata | Rings - Budokan Hall 1995 | January 25, 1995 | N/A | 0 | 0:00 |
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