Photo of Seiji Otsuka
Team Paraestra Omiya
Age 40
Gender Male
Height 5' 3"
Weight Class Flyweight

Seiji Otsuka is a MMA fighter with a professional fight record of 9 wins, 8 losses and 3 draws

Professional Career Statistics

Pro Record 9-8-3 (Win-Loss-Draw)
Career Length 8 years, 10 months, 20 days
Rounds Fought 37.0
Avg. Fights/Year 2.3
Longest Layoff 1 year, 9 months, 21 days
Quickest Turnaround 1 month, 3 days

Record BreakDown

- KO/TKO SUB DEC
Wins 2 1 6
Losses 1 0 7
Finish Rate 33.3%
Finished Rate 12.5%
Win by Decision Rate 66.7%
Loss by Decision Rate 87.5%
Win by KO Rate 22.2%
Loss by KO Rate 12.5%
Win by SUB Rate 11.1%
Loss by SUB Rate 0.0%
Win Method
Loss Method

Current Streak

2 Wins

Quick Hits

Fastest Win 01:40
Fastest KO 05:59
Fastest SUB 01:40
Ave. Rounds (Ws) 1.8
Ave. Length of Fight (Ws) 08:50
Ave. Rounds (Ls) 1.9
Ave. Length of Fight (Ls) 09:25
Finish Rounds
Finished Rounds

Official Professional Fight Record

Date Opponent Weightclass Method Round Time
NSF 04/11/2010 W
(8-8-3)
Kazuki Itaya
(0-0-2)
FLY TKO/RSC
Greatest Common Multiple - Cage Force 16
3 1:59
NSF 06/21/2008 W
(7-8-3)
Ayumu Shioda
(3-5-0)
KO (Knee)
Shooto: Shooting Disco 5
2 0:59
NSF 12/01/2007 L
(7-7-3)
Takeya Mizugaki
(7-2-2)
Decision (Unanimous Decision)
Greatest Common Multiple: Cage Force 5
2 5:00
NSF 09/23/2007 L
(7-6-3)
Toru Harai
(0-0-0)
Decision (Unanimous Decision)
DEEP: Club DEEP - Yamaguchi
2 5:00
NSF 07/20/2007 D
(7-6-2)
Junya Kudo
(3-0-0)
FTW Draw (Majority Draw)
Shooto: Battle Mix Tokyo 04
2 0:00
NSF 06/16/2007 W
(6-6-2)
Taro Shimazaki
(0-0-1)
Decision (Split Decision)
DEEP: DEEP X
2 5:00
NSF 10/04/2006 L
(6-5-2)
Tomohiko Hori
(2-3-3)
Decision (Unanimous Decision)
Greatest Common Multiple: Mars - Bodog Fight
2 5:00
NSF 08/15/2006 L
(6-4-2)
Zach Rapadas
(0-0-0)
Decision (Unanimous Decision)
Kokoro: Kill or be Killed
2 5:00
NSF 07/08/2006 D
(6-4-1)
Motomare Takahashi
(2-1-0)
Draw
Deep: Club Deep
2 5:00
NSF 03/24/2006 W
(5-4-1)
Takamaro Watari
(1-1-2)
WW Decision (Unanimous Decision)
Professional Shooto JAPAN 2006
2 5:00
NSF 07/14/2005 L
(5-3-1)
Takahiro Hosoi
(1-2-0)
FTW Decision (Unanimous Decision)
Shooto: Shooter's Summer
2 5:00
NSF 02/06/2005 L
(5-2-1)
So Tazawa
(4-1-0)
FTW TKO/RSC
Professional Shooto JAPAN 2005
2 0:20
NSF 11/12/2004 L
(5-1-1)
Kenji Osawa
(7-3-0)
FTW Decision (Unanimous Decision)
Shooto : Wanna Shooto 2004
2 5:00
NSF 12/27/2003 W
(4-1-1)
Yoshinobu Ohta
(4-5-3)
Submission (Arm Bar)
Greatest Common Multiple: Demolition 12
1 1:40
NSF 07/13/2003 W
(3-1-1)
Luciano Azevedo
(0-0-0)
FTW Decision (Unanimous Decision)
Shooto: Professional Shooto JAPAN 2003
2 5:00
NSF 05/01/2003 W
(2-1-1)
Takahiro Sanehara
(2-1-1)
Decision (Majority Decision)
Greatest Common Multiple: Demolition 7
2 5:00
NSF 03/15/2002 L
(2-0-1)
Noriyuki Yokoyama
(0-0-1)
FTW Decision (Unanimous Decision)
Shooto: Professional Shooto JAPAN 2002
2 5:00
NSF 11/26/2001 D
(2-0-0)
Hiroshi Umemura
(2-5-1)
FTW Draw
Shooto: Gig East Vol.7
2 5:00
NSF 06/30/2001 W
(1-0-0)
Katsuhisa Akasaki
(0-6-1)
FTW Decision (Split Decision)
Shooto: To The Top Vol. 5
2 5:00
NSF 05/22/2001 W
(0-0-0)
Yoshihiro Fujita
(2-4-1)
Decision (Unanimous Decision)
Shooto: GIG East 2
2 5:00
* 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