Koetsu Okazaki (10-4-1, 4) was born in Osaka, Osaka, Japan on July 3, 1979. At the age of 24 years on April 11, 2004, he made his professional MMA debut against Takao Tamura, winning the fight via 2-round unanimous decision.
Okazaki's last fight was a 3-round unanimous decision loss to Kevin Belingon at ONE FC: Warrior's Way at age 35 on December 5, 2014. He retired from the sport of MMA following this loss.
Some of Koetsu Okazaki's best fights have been against Hiromasa Ougikubo and Shuichiro Katsumura.
Okazaki has 4 losses on his MMA record.
| # | Date | Opponent | Promotion | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|---|
15  | Dec 5, 2014 35 years, 5 months 10-4-1 (4) | 27 years, 1 months 12-4 (8) | ONE | BT | 3 | UD | LOSS |
14 | Jul 11, 2014 35 years 10-3-1 (4) | Yusup Saadulaev | ONE | BT | 2 | TKO | WIN Punches |
13 | Dec 6, 2013 34 years, 5 months 9-3-1 (3) | Joshua Alvarez | ONE | BT | 2 | SUB | WIN Rear-naked choke |
12  | May 31, 2013 33 years, 10 months 8-3-1 (2) | 33 years, 2 months 13-3 (4) | ONE | BT | 5 | UD | LOSS For ONE FC bantamweight title Interim |
11  | May 18, 2012 32 years, 10 months 8-2-1 (2) | 25 years, 1 months 9-2-2 (3) | 3 | SUB | LOSS Rear-naked choke | ||
10  | Apr 29, 2011 31 years, 9 months 8-1-1 (2) | 34 years, 10 months 11-8-3 (7) | 2 | TKO | WIN Punches | ||
9 | Jul 19, 2010 31 years 7-1-1 (1) | Tetsu Suzuki | 3 | UD | WIN | ||
8 | Oct 18, 2009 30 years, 3 months 6-1-1 (1) | 22 years, 6 months 6-0-2 (3) | 2 | TKO | WIN Punches | ||
7  | Mar 28, 2008 28 years, 8 months 5-1-1 (0) | 30 years, 3 months 7-0-1 (3) | 3 | UD | LOSS | ||
6 | May 18, 2007 27 years, 10 months 5-0-1 (0) | Atsushi Yamamoto | 3 | MD | WIN | ||
5 | Nov 4, 2006 27 years, 4 months 4-0-1 (0) | So Tazawa | 3 | UD | WIN | ||
4 | Jun 3, 2006 26 years, 11 months 3-0-1 (0) | Hiroyuki Tanaka | 3 | MD | WIN | ||
3 | Nov 25, 2004 25 years, 4 months 2-0-1 (0) | So Tazawa | 2 | UD | DRAW | ||
2 | Sep 12, 2004 25 years, 2 months 2-0 (0) | Takahiro Hosoi | 2 | MD | WIN | ||
1 | Apr 11, 2004 24 years, 9 months 1-0 (0) | Takao Tamura | 2 | UD | WIN |
