Tsuyoshi "TK" Kosaka
| First Name : | Tsuyoshi |
| Last name : | Kosaka |
| Nickname : | TK |
| Height : | 5'9" (181cm) |
| Weight : | 225 lbs (102 kg) |
| Birth Date : | 1970-03-06 |
| Country : | Japan |
| Record : | 28 - 18 - 0 (Wins - Losses - Draws) |
| Wins : |
2 TKO (Punches) (7.14%) 2 Submission (Heel Hook) (7.14%) 4 Decision (Unanimous) (14.29%) 2 TKO (Doctor Stoppage) (7.14%) 1 KO (Knee) (3.57%) 4 N/A (14.29%) 2 Draw (7.14%) 1 Submission (Rear-Naked Choke) (3.57%) |
| Losses : |
2 Decision (Unanimous) (11.11%) 2 TKO (Doctor Stoppage) (11.11%) 2 TKO (Punches) (11.11%) 1 Technical Decision (Unanimous) (5.56%) 2 N/A (11.11%) 1 Submission (Toe Hold) (5.56%) 1 Decision (5.56%) 1 TKO (Cut) (5.56% |
| Association : | Alliance-Square |
| Match Stats | ||||||
| Result | Opponent | Method | Event Title | Date | Round | Time |
| Lost | Mark Hunt | TKO (Punches) | PRIDE - Total Elimination Absolute | May 5, 2006 | 2 | 4:15 Sec |
| Win | Mario Sperry | TKO (Punches) | PRIDE 31 - Dreamers | Feb 26, 2006 | 1 | 1:20 Sec |
| Lost | Mike Kyle | Technical Decision (Unanimous) | Pancrase - Spiral 8 | Oct 2, 2005 | 3 | 1:17 Sec |
| Win | David Shvelidze | Submission (Armbar) | Rings Russia - CIS vs. The World | Aug 20, 2005 | 1 | |
| Lost | Fedor Emelianenko | TKO (Doctor Stoppage) | PRIDE - Bushido 6 | Apr 3, 2005 | 1 | 10:00 Sec |
| Win | Ron Waterman | Decision (Unanimous) | Pancrase - Brave 10 | Nov 7, 2004 | 3 | 5:00 Sec |
| Win | Ricardo Morais | Decision (Unanimous) | NJPW - Ultimate Crush | Oct 13, 2003 | 3 | 5:00 Sec |
| Win | Sumiyabazar Dolgorsuren | TKO (Doctor Stoppage) | NJPW - Ultimate Crush | May 2, 2003 | 1 | 2:58 Sec |
| Lost | Antonio Rogerio Nogueira | Decision (Unanimous) | DEEP - 6th Impact | Sep 7, 2002 | 3 | 5:00 Sec |
| Lost | Ricco Rodriguez | TKO (Punches) | UFC 37 - High Impact | May 10, 2002 | 2 | 3:25 Sec |
| Lost | Bazigit Atajev | Decision (Majority) | Rings - World Title Series 5 | Dec 21, 2001 | 3 | 5:00 Sec |
| Win | Koba Tkeshelashvili | KO (Knee) | Rings - 10th Anniversary | Aug 11, 2001 | 1 | 2:17 Sec |
| Lost | Renato Sobral | Decision (Majority) | Rings - World Title Series 2 | Jun 15, 2001 | 2 | 5:00 Sec |
| Lost | Randy Couture | Decision (Unanimous) | Rings - King of Kings 2000 Final | Feb 24, 2001 | 2 | 5:00 Sec |
| Win | Mikhail Illoukhine | KO (Punches) | Rings - King of Kings 2000 Block B | Dec 22, 2000 | 2 | 1:53 Sec |
| Win | Fedor Emelianenko | TKO (Doctor Stoppage) | Rings - King of Kings 2000 Block B | Dec 22, 2000 | 1 | 0:17 Sec |
| Win | Antonio Rodrigo Nogueira | Draw | Rings - Millennium Combine 3 | Aug 23, 2000 | 2 | 5:00 Sec |
| Win | Greg Wikan | Submission (Toe Hold) | Rings USA - Rising Stars Block A | Jul 15, 2000 | 1 | 2:53 Sec |
| Win | Travis Fulton | Decision (Unanimous) | Rings USA - Rising Stars Block A | Jul 15, 2000 | 3 | 5:00 Sec |
| Lost | Gilbert Yvel | TKO (Cut) | Rings - King of Kings 1999 Block B | Dec 22, 1999 | 1 | 1:17 Sec |
| Win | Chris Haseman | Decision (Split) | Rings - King of Kings 1999 Block B | Dec 22, 1999 | 3 | 5:00 Sec |
| Lost | Pedro Rizzo | TKO (Strikes) | UFC 23 - Ultimate Japan 2 | Nov 19, 1999 | 3 | 1:12 Sec |
| Win | Gilbert Yvel | Technical Decision (Lost Points) | Rings - Rise 5th | Aug 19, 1999 | 1 | 8:17 Sec |
| Win | Tim Lajcik | TKO (Corner Stoppage) | UFC 21 - Return of the Champions | Jul 16, 1999 | 2 | 5:00 Sec |
| Lost | Yoshihisa Yamamoto | TKO (Palm Strikes) | Rings - Rise 3rd | May 22, 1999 | 3 | 0:41 Sec |
| Lost | Gilbert Yvel | TKO (Doctor Stoppage) | Rings - Rise 2nd | Apr 23, 1999 | 1 | 14:58 Sec |
| Lost | Bas Rutten | KO | UFC 18 - Road to the Heavyweight Title | Jan 8, 1999 | 1 | 14:15 Sec |
| Win | Pete Williams | Decision | UFC Brazil - Ultimate Brazil | Oct 16, 1998 | 1 | 15:00 Sec |
| Win | Kiyoshi Tamura | Draw | Rings - Fourth Fighting Integration | Jun 27, 1998 | 1 | 30:00 Sec |
| Win | Volk Han | Submission | Rings - Third Fighting Integration | May 29, 1998 | 1 | 10:10 Sec |
| Win | Kimo Leopoldo | Decision | UFC 16 - Battle in the Bayou | Mar 13, 1998 | 1 | 15:00 Sec |
| Win | Rob van Esdonk | Submission (Heel Hook) | Rings Holland - The King of Rings | Feb 8, 1998 | 2 | 0:57 Sec |
| Lost | Mikhail Illoukhine | N/A | Rings - Battle Dimensions Tournament 1997 Final | Jan 21, 1998 | 0 | |
| Win | Borislav Jeliazkov | Decision (Lost Points) | Rings - Mega Battle Tournament 1997 Semifinal 1 | Oct 25, 1997 | 1 | 0:00 Sec |
| Lost | Frank Shamrock | Decision | Rings - Extension Fighting 7 | Sep 26, 1997 | 1 | 30:00 Sec |
| Lost | Kiyoshi Tamura | Submission (Toe Hold) | Rings - Extension Fighting 2 | Apr 22, 1997 | 1 | 13:57 Sec |
| Win | Mikhail Illoukhine | N/A | Rings - Budokan Hall 1997 | Jan 22, 1997 | 0 | |
| Lost | Volk Han | N/A | Rings - Battle Dimensions Tournament 1996 Final | Jan 1, 1997 | 0 | |
| Win | Dick Vrij | N/A | Rings - Battle Dimensions Tournament 1996 Opening Round | Oct 25, 1996 | 0 | |
| Lost | Volk Han | Submission (Arm Bar) | Rings - Maelstrom 6 | Aug 24, 1996 | 1 | 13:52 Sec |
| Win | Willie Peeters | Submission (Rear-Naked Choke) | Rings Holland - Kings of Martial Arts | Feb 18, 1996 | 2 | 0:12 Sec |
| Win | Maurice Smith | N/A | Rings - Budokan Hall 1996 | Jan 24, 1996 | 0 | |
| Win | Wataru Sakata | N/A | Rings - Budokan Hall 1995 | Jan 25, 1995 | 0 | |