Seiji Ozuka
UFC DebutNickname“Oz”
Record
Streak
L1
Age
Date of birth
- Fighting out of
- Mito, Ibaraki
- Born
- Japan
- Camp
- Freedom@Oz
- Weight class
- Strawweight
- Height
- 5'4" · 163 cm
Before the UFC
Seiji Ozuka makes their UFC debut
Our striking, grappling, and schedule metrics are measured from UFC fights, so they come online after this bout. Here is the career they bring in — and how live the opposition has been.
Pre-UFC opposition
ModerateOpponents' combined record
235-188-42
.556 win rate
Winning-record opponents
12 of 18
carried winning pro records
Pro bouts faced
34
18 opponents with records on file
A descriptive read of the non-UFC slate from opponents’ full career pro records — not a UFC-grade Schedule Score.
UFC fight history
No UFC bouts on record yet.
Outside the UFC
across 34 bouts · 8 promotions · wins by 7 KO · 1 sub · 8 decShooto · Pancrase · GCM · Deep · Fight Nights +3
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| L | Shinya Murofushi | Decision | Split | R3 | 5:00 | Pancrase | Aug 20, 2017 |
| W | Yuya Kodama16-14-2 | KO/TKO | Punches | R2 | 1:34 | Pancrase | Dec 18, 2016 |
| W | Takuya Eizumi | KO/TKO | Punch | R1 | 0:25 | Pancrase | Oct 2, 2016 |
| L | Mitsuhisa Sunabe | KO/TKO | Head Kick | R2 | 1:39 | Pancrase | Mar 15, 2015 |
| W | Yu Suda | KO/TKO | Punches | R2 | 1:54 | Pancrase | Dec 6, 2014 |
| L | Ali Bagautinov22-7 | KO/TKO | Punches | R1 | 0:25 | Fight Nights | Apr 20, 2013 |
| L | Daichi Kitakata | Decision | Majority | R3 | 5:00 | Pancrase | Nov 25, 2012 |
| W | Yuki Uejima14-12-4 | Decision | Unanimous | R2 | 5:00 | Pancrase | Jun 2, 2012 |
| D | Kiyotaka Shimizu25-16-3 | Draw | Majority | R3 | 5:00 | Pancrase | Jan 28, 2012 |
| W | Isao Hirose | KO/TKO | Punches | R2 | 0:57 | Pancrase | Aug 7, 2011 |
| D | Isao Hirose | Draw | Majority | R2 | 5:00 | Pancrase | Jun 5, 2011 |
| W | Daniel Lima8-4-2 | Decision | Majority | R3 | 5:00 | Nitro MMA | Aug 27, 2010 |
| W | Daisuke Tsujita | KO/TKO | Elbow | R3 | 0:14 | GCM | Jul 25, 2010 |
| W | Kazuki Itaya | KO/TKO | Punches | R3 | 1:59 | GCM | Apr 11, 2010 |
| L | Yuta Nezu23-12-2 | KO/TKO | Head Kick | R1 | 2:39 | GCM | Feb 28, 2009 |
| D | Daiji Takahashi8-11-4 | Draw | Unanimous | R2 | 5:00 | Shooto | Oct 5, 2008 |
| W | Ayumu Shioda | KO/TKO | Knee | R2 | 0:59 | Shooto | Jun 21, 2008 |
| L | Takeya Mizugaki23-14-2 | Decision | Unanimous | R2 | 5:00 | GCM | Dec 1, 2007 |
| L | Toru Harai | Decision | Unanimous | R2 | 5:00 | Deep | Sep 23, 2007 |
| D | Junya Kodo8-7-2 | Draw | Majority | R2 | 5:00 | Shooto | Jul 20, 2007 |
| W | Taro Shimazaki | Decision | Split | R2 | 5:00 | Deep | Jun 16, 2007 |
| L | Tomohiko Hori19-16-5 | Decision | Unanimous | R2 | 5:00 | MARS | Oct 4, 2006 |
| L | Zach Rapadas | Decision | Unanimous | R2 | 5:00 | Kokoro | Aug 15, 2006 |
| W | Takamaro Watari3-5-2 | Decision | Unanimous | R2 | 5:00 | Shooto | Mar 24, 2006 |
| L | Takahiro Hosoi6-9-3 | Decision | Unanimous | R2 | 5:00 | Shooto | Jul 14, 2005 |
| L | So Tazawa | KO/TKO | Doctor Stoppage | R2 | 0:20 | Shooto | Feb 6, 2005 |
| L | Kenji Osawa20-11-2 | Decision | Unanimous | R2 | 5:00 | Shooto | Nov 12, 2004 |
| W | Yoshinobu Ota4-6-3 | Submission | Straight Armbar | R1 | 1:40 | GCM | Dec 27, 2003 |
| W | Luciano Azevedo17-9-1 | Decision | Unanimous | R2 | 5:00 | Shooto | Jul 13, 2003 |
| W | Takahiro Sanehara | Decision | Majority | R2 | 5:00 | GCM | May 1, 2003 |
| L | Noriyuki Yokoyama | Decision | Unanimous | R2 | 5:00 | Shooto | Mar 15, 2002 |
| D | Hiroshi Umemura11-8-3 | Draw | — | R2 | 5:00 | Shooto | Nov 26, 2001 |
| W | Katsuhisa Akasaki6-21-1 | Decision | Split | R2 | 5:00 | Shooto | Jun 30, 2001 |
| W | Yoshihiro Fujita2-6-1 | Decision | Unanimous | R2 | 5:00 | Shooto | May 22, 2001 |
Non-UFC bouts (regional/other promotions) and Dana White’s Contender Series — shown for context only, excluded from Schedule Score, striking/grappling rates, and every UFC-scoped metric.
Amateur
0-0-2across 2 amateur bouts · 1 promotionDeep
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| D | Takafumi Otsuka30-18-1 | Draw | Time Limit | R2 | 5:00 | Deep | Aug 5, 2007 |
| D | Motoki Takahashi | Draw | Time Limit | R2 | 5:00 | Deep | Jul 8, 2006 |
Amateur (pre-professional) bouts — shown for context only and excluded from the professional record and every UFC-scoped metric.