Seigo Yamamoto “Speeder”

Photo of Seigo Yamamoto
Gender Male
Height 5' 8"
Weight Class Bantamweight

Seigo Yamamoto is a MMA fighter with a professional fight record of 5 wins, 11 losses and 0 draws

Professional Career Statistics

Pro Record 5-11-0 (Win-Loss-Draw)
Career Length 9 months, 29 days
Rounds Fought 19.7
Avg. Fights/Year 1.6
Longest Layoff 1 year, 7 months, 30 days
Quickest Turnaround 1 month, 25 days

Record BreakDown

- KO/TKO SUB DEC
Wins 3 0 1
Losses 6 3 1
Finish Rate 60.0%
Finished Rate 81.8%
Win by Decision Rate 20.0%
Loss by Decision Rate 9.1%
Win by KO Rate 60.0%
Loss by KO Rate 54.5%
Win by SUB Rate 0.0%
Loss by SUB Rate 27.3%
Win Method
Loss Method

Quick Hits

Fastest Win 06
Fastest KO 06
Fastest SUB -
Ave. Rounds (Ws) 1.1
Ave. Length of Fight (Ws) 05:34
Ave. Rounds (Ls) 1.3
Ave. Length of Fight (Ls) 06:25
Finish Rounds
Finished Rounds

Official Professional MMA Fight Record

Date Opponent Weightclass Method Round Time
NRB 04/20/2024 W
(4-11-0)
Sung Chul Lee
(1-2-0)
BW KO (Knee)
Black Combat - Rise 2
1 00:06
NRB 08/21/2022 L
(4-10-0)
Koichi Ishizuka
(18-6-1)
BW TKO/RSC (Referee Stoppage from Punches)
Deep - 109th Impact
2 05:00
NRB 05/14/2022 L
(4-9-0)
Jung Hyun Lee
(8-2-0)
FLY KO (Punch)
Road Fighting Championship 60
1 03:12
NRB 10/05/2021 L
(4-8-0)
Kota Onojima
(16-6-3)
FTW Decision (Unanimous Decision)
Shooto - Road to One: 5th Sexyama Edition
3 05:00
NRB 07/04/2021 L
(4-7-0)
Yamato Fujita
(10-5-0)
FLY TKO/RSC (Referee Stoppage from Punches)
Deep - 102nd Impact
3 02:43
NRB 03/21/2021 L
(4-6-0)
Yutaro Muramoto
(11-8-1)
KO (Punch)
Rizin Fighting Federation 27
1 02:37
NRB 11/09/2019 W
(3-6-0)
Seok Han Park
(1-1-0)
TKO/RSC (Referee Stoppage from Strikes)
Road Fighting Championship 56
1 02:45
NRB 09/09/2018 L
(3-5-0)
Takashi Matsuba
(14-5-1)
TKO/RSC
Grachan 36 - 10th Anniversary
3 03:53
NRB 12/23/2017 L
(3-4-0)
Claudio Lucas
(1-1-0)
Submission (Rear Naked Choke)
Heat 41
1 04:09
NRB 03/25/2017 L
(3-3-0)
Charlie Alaniz
(8-4-0)
FLY Submission (Rear Naked Choke)
Pacific X-treme Combat 56
2 05:00
NRB 12/11/2016 L
(3-2-0)
Kirihito Kodama
(13-8-1)
Submission (Triangle Choke)
Grachan 26
1 03:23
NRB 08/07/2016 L
(3-1-0)
Naoyuki Magisa
(15-10-0)
Disqualification
Grachan 24
2 04:23
NRB 05/22/2016 W
(2-1-0)
Arata Ueki
(8-9-0)
KO
Grachan 23
1 05:00
NRB 03/27/2016 W
(1-1-0)
Kenta Date
(0-2-1)
Decision (Unanimous Decision)
Deep - Nagoya Impact 2016
2 05:00
NRB 09/07/2014 Unknown
(0-1-0)
Yusuke Arai
(0-4-0)
Unknown
Rings - The Outsider 32
2 05:00
NRB 06/22/2014 L
(0-0-0)
Takeshi Oshiro
(1-1-0)
TKO/RSC
Rings - The Outsider 31
1 01:24

* Bouts marked with 'OFF' denote results which have been verified by an ABC-recognized athletic commission. Bouts marked with an SB denote bouts overseen by a duly-recognized sanctioning organization. Bouts marked NRB denote non-regulated bouts.

* 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