Super Heavyweight · Men

Seigo Mizuguchi

“Mr. Megaton”
Japan AACC debut 2006
Elo 1,113 peak 1,288 · 28 Jun 2009 175 below it
Tapology Sherdog id 2579147
18-28pro record
1W current streak
1,267best win, Elo
1,187average opponent
-- born 28 Oct 1975
70.0" / -- height / reach

Elo history

Hover for the fight at that point; dots are wins and losses

Record

-- – --
Rating by method KO847 Sub1,195 Dec1,008

Best wins

By the opponent's Elo on the night
  1. Ryo Sakai KO/TKO R1 · 22 Mar 2014 · DEEP 1,267
  2. MAX Yoshida Submission R1 · 14 Sep 2026 · DEEP 1,223
  3. Thomas Submission R1 · 21 Aug 2022 · DEEP 1,221
  4. Jong Wang Kim KO/TKO R1 · 24 Nov 2013 · DEEP 1,213
  5. Jong Wang Kim Submission R1 · 24 Jun 2012 · DEEP 1,188

Losses

The latest 5 of 28
  1. Takuya Naito KO/TKO R1 · 4 May 2026 · DEEP 1,150
  2. Naito KO/TKO R1 · 4 May 2026 · DEEP 1,169
  3. Gaye Babacar KO/TKO R1 · 14 Oct 2024 · Roots Of Martial Arts Network 1,002
  4. Hirokazu Yokoyama Decision R2 · 11 Nov 2023 · DEEP 1,016
  5. Hidenori Ebata KO/TKO R1 · 7 May 2023 · DEEP 1,150

Fight history

47 bouts, newest first; amateur bouts are shaded. Hover a heading for what it means.
# Date Result Opponent Weight class Method Round Score Elo ± Opp Elo Odds Event
47 14 Sep 202650.9 yrs W18-28 MAX Yoshida 0-1 · 38.9 yrs Super Heavyweight SubArmbar R13:26 1.00 972→1,113 +142 1,223 – Deep - 133 Impact DEEP
46 4 May 202650.5 yrs L17-28 Takuya Naito debut Heavyweight KO/TKOPunches R10:36 0.00 1,030→972 -59 1,150 – Deep - 131 Impact: 25th Anniversary DEEP
45 4 May 202650.5 yrs L17-27 Naito debut · 35.3 yrs Super Heavyweight KO/TKOKO/TKO R10:36 0.00 1,101→1,030 -70 1,169 – Deep - 131 Impact: 25th Anniversary DEEP
44 2 Nov 202550.0 yrs W17-26 Buffalo debut · 24.8 yrs Super Heavyweight SubArmlock R11:23 1.00 1,023→1,101 +78 983 – Deep - 128 Impact DEEP
43 14 Oct 202449.0 yrs L16-26 Gaye Babacar debut · 27.1 yrs Heavyweight KO/TKOCorner Stoppage R10:18 0.00 1,145→1,023 -121 1,002 – Roots of Martial Arts Network 1 Roots Of Martial Arts Network
42 14 Jul 202448.7 yrs W16-25 Chota Sakai 0-1 · 38.5 yrs Super Heavyweight SubArmlock R12:45 1.00 1,043→1,145 +102 1,100 – Deep - 120 Impact DEEP
41 11 Nov 202348.0 yrs L15-25 Hirokazu Yokoyama 4-4 · 28.3 yrs Super Heavyweight DecisionSplit R210:00 0.44 1,066→1,043 -23 1,016 – Deep - 116 Impact DEEP
40 7 May 202347.5 yrs L15-24 Hidenori Ebata debut · 30.7 yrs Open Weight KO/TKOKO/TKO R12:28 0.00 1,154→1,066 -89 1,150 – Deep - 113 Impact DEEP
39 11 Dec 202247.1 yrs W15-23 Kirihito Ando 0-1 · 30.3 yrs Open Weight KO/TKOReferee Stoppage R29:46 1.00 1,086→1,154 +68 1,007 – Deep - 111 Impact DEEP
38 21 Aug 202246.8 yrs W14-23 Thomas 0-1 · 35.6 yrs Open Weight SubScarf Hold Choke R13:53 1.00 940→1,086 +146 1,221 – Deep - 109 Impact DEEP
37 8 May 202246.5 yrs L13-23 Masashi Inada debut · 32.9 yrs Super Heavyweight KO/TKOKO/TKO R14:58 0.00 986→940 -45 1,168 – Deep - 107 Impact DEEP
36 12 Dec 202146.1 yrs L13-22 Tatsuya Mizuno 22-14-1 · 40.5 yrs Super Heavyweight KO/TKOSoccer Kick R11:15 0.00 1,001→986 -15 1,408 – Deep - 105 Impact DEEP
35 23 Sep 202145.9 yrs L13-21 Lawdlain Saint Ilme 1-0 · 28.8 yrs Super Heavyweight DecisionUnanimous R210:00 0.05 1,026→1,001 -24 1,277 – Deep - 103 Impact DEEP
34 24 Apr 202145.5 yrs L13-20 Hidetaka Arato 2-0 · 33.0 yrs Super Heavyweight DecisionUnanimous R210:00 0.05 1,060→1,026 -35 1,252 – Grachan / Brave - Grachan 47 / Brave Fight 23 GRACHAN
33 21 Feb 202145.3 yrs L13-19 Hideki Sekine 8-5 · 47.5 yrs Super Heavyweight KO/TKOPunch R10:16 0.00 1,160→1,060 -100 1,110 – Deep - 100 Impact: 20th Anniversary DEEP
32 15 Dec 201944.1 yrs L13-18 Roque Martinez 13-5-2 · 33.8 yrs Heavyweighttitle KO/TKORight Straight R27:09 0.00 1,188→1,162 -26 1,493 – Deep - 93 Impact DEEP
31 16 Mar 201943.4 yrs W1-0 Kiyoshi Kuwabara 1-0 · 37.1 yrs Open Weight SubHeadlock R11:23 1.00 1,137→1,188 +51 1,057 – DEEP Tokyo Impact 2019: DEEP Future King Tournament 2018 DEEP am
30 27 Oct 201843.0 yrs L13-17 Ryo Sakai 7-7 · 31.6 yrs Open Weight DecisionUnanimous R210:00 0.05 1,205→1,137 -68 1,247 – Deep - 86 Impact DEEP
29 21 Jul 201438.7 yrs L13-16 Kazuhiro Nakamura 20-12 · 35.0 yrs Open Weight KO/TKOPunches R28:25 0.00 1,266→1,245 -21 1,611 – Deep - Cage Impact 2014 DEEP
28 22 Mar 201438.4 yrs W13-15 Ryo Sakai 2-1 · 27.0 yrs Open Weight KO/TKOReferee Stoppage R12:31 1.00 1,150→1,266 +116 1,267 – Deep - 65 Impact DEEP
27 24 Nov 201338.1 yrs W12-15 Jong Wang Kim 13-22 · 39.6 yrs Open Weight KO/TKOPunches R11:31 1.00 1,018→1,150 +132 1,213 – Deep - Cage Impact 2013 DEEP
26 15 Jun 201337.6 yrs L11-15 Jong Wang Kim 12-22 · 39.2 yrs Heavyweight KO/TKOKO/TKO R10:37 0.00 1,096→1,018 -78 1,135 – Deep - Cage Impact 2013 DEEP
25 16 Feb 201337.3 yrs L11-14 Ken Hasegawa 7-0 · 26.0 yrs Open Weighttitle DecisionUnanimous R210:00 0.05 1,117→1,096 -22 1,388 – Deep - 61 Impact DEEP
24 8 Dec 201237.1 yrs L11-13 Hirohide Fujinuma 11-4-2 · 37.6 yrs Heavyweight KO/TKODoctor Stoppage R29:15 0.00 1,149→1,117 -32 1,410 – Deep - Cage Impact 2012 in Tokyo: 2nd Round DEEP
23 29 Sep 201236.9 yrs L11-12 Jae Woong Yoon debut · 20.9 yrs Heavyweight DecisionUnanimous R210:00 0.05 1,266→1,149 -116 1,106 – Deep - Osaka Impact 2012 DEEP
22 18 Aug 201236.8 yrs W11-11 Atsushi Yamada 1-1 · 32.2 yrs Open Weight DecisionUnanimous R210:00 0.95 1,203→1,266 +63 1,140 – Deep - 59 Impact DEEP
21 24 Jun 201236.7 yrs W10-11 Jong Wang Kim 11-21 · 38.2 yrs – SubArmbar R10:46 1.00 1,091→1,203 +111 1,188 – Deep - clubDeep Toyama: Barbarian Festival 10 DEEP
20 18 Feb 201236.3 yrs L9-11 Hirohide Fujinuma 10-4-2 · 36.8 yrs Open Weight KO/TKOPunches R11:20 0.00 1,125→1,091 -33 1,377 – Deep - 57 Impact DEEP
19 16 Dec 201136.1 yrs W9-10 Chang Hee Kim 0-2 · 27.2 yrs Open Weight KO/TKOPunch R11:38 1.00 1,033→1,125 +92 1,051 – Deep - 56 Impact DEEP
18 29 Oct 201136.0 yrs L8-10 Ken Hasegawa 4-0 · 24.7 yrs – DecisionUnanimous R210:00 0.05 1,063→1,033 -30 1,280 – Deep - Cage Impact 2011 in Tokyo, 2nd Round DEEP
17 24 Jun 201135.7 yrs L8-9 Levan Razmadze 2-0 · 25.6 yrs Open Weight KO/TKOPunches R13:21 0.00 1,122→1,063 -59 1,240 – Deep - 54 Impact DEEP
16 21 Apr 201135.5 yrs W8-8 Mamoru Nakamura 1-5 · 30.2 yrs Open Weight KO/TKOPunches R10:53 1.00 1,072→1,122 +50 911 – Deep - 53 Impact DEEP
15 11 Dec 201035.1 yrs L7-8 Hideki Sekine 2-0 · 37.3 yrs Open Weight KO/TKOPunches R27:38 0.00 1,141→1,072 -69 1,214 – Deep - 51 Impact DEEP
14 3 Jul 201034.7 yrs L7-7 Kazuhisa Tazawa 5-1-1 · 30.6 yrs Open Weight KO/TKOPunches R10:49 0.00 1,177→1,141 -36 1,413 – Deep - 48 Impact DEEP
13 25 Apr 201034.5 yrs L7-6 Baru Harn 0-1 · 32.5 yrs Heavyweight DecisionUnanimous R210:00 0.05 1,288→1,177 -110 1,156 – Astra: Yoshida's Farewell ASTRA
12 24 Jan 201034.2 yrs W7-5 Ryota Kitamura debut Open Weight SubArmbar R12:08 1.00 1,217→1,288 +70 1,149 – Deep - 45 Impact DEEP
11 10 Oct 200934.0 yrs L6-5 Yusuke Kawaguchi 9-1 · 29.2 yrs Open Weight KO/TKOLeg Kicks R311:27 0.00 1,288→1,217 -71 1,354 – Deep - 44 Impact DEEP
10 28 Jun 200933.7 yrs W6-4 Tokuzo Tokuzo debut – SubScarf Hold R11:04 1.00 1,230→1,288 +58 1,109 – Deep - Toyama Impact DEEP
9 16 Apr 200933.5 yrs W5-4 Katsumi Yamada 2-2-1 · 31.9 yrs Open Weight SubScarf Hold R10:19 1.00 1,155→1,230 +75 1,106 – Deep - 41 Impact DEEP
8 22 Dec 200833.2 yrs W4-4 Ken Orihashi 8-6-4 (1) · 27.8 yrs Heavyweight KO/TKOPunch R13:13 1.00 1,033→1,155 +121 1,175 – Deep: Protect Impact 2008 DEEP
7 23 Oct 200833.0 yrs L3-4 Shunji Kosaka 2-1 · 23.5 yrs Open Weight KO/TKOPunches R13:30 0.00 1,098→1,033 -64 1,192 – Deep - 38 Impact DEEP
6 27 Jul 200832.7 yrs W3-3 Nobuyoshi Takahara 1-1 Open Weight SubArmbar R11:41 1.00 972→1,098 +126 1,135 – Deep - 36 Impact DEEP
5 10 Oct 200732.0 yrs L2-3 Yusuke Kawaguchi 2-0 · 27.2 yrs Open Weight KO/TKOPunches R12:07 0.00 1,018→972 -46 1,197 – Deep - 32 Impact DEEP
4 8 Jul 200731.7 yrs L2-2 Yusuke Sakashita 2-1 · 32.1 yrs Open Weight DecisionUnanimous R210:00 0.05 1,091→1,018 -74 1,111 – Deep - 30 Impact DEEP
3 20 Dec 200631.1 yrs L2-1 Minoru Kato 0-3 · 26.1 yrs Open Weight KO/TKOHead Kick R12:00 0.00 1,239→1,091 -148 945 – Deep - 27 Impact DEEP
2 10 Oct 200631.0 yrs W2-0 Takanori Kuno 0-1 · 39.6 yrs Open Weight KO/TKOPunches R10:57 1.00 1,156→1,239 +83 1,138 – Deep - 26 Impact DEEP
1 18 Jun 200630.6 yrs W1-0 Soichi Nishida 3-7-1 · 39.3 yrs – KO/TKOPunches R11:14 1.00 1,077→1,156 +79 1,043 – Deep - clubDeep Toyama: Barbarian Festival 4 DEEP