Featherweight · Men

Tetsuya Seki

Japan SONIC SQUAD debut 2013
Held by Kaito Yoshimura
Form L W L W L
Elo 1,388 peak 1,561 · 9 Aug 2020 173 below it
Tapology Sherdog
18-11-1pro record
1L current streak
1,484best win, Elo
1,261average opponent
-- born 8 Feb 1994
70.0" / 70.7" height / reach

Elo history

Hover for the fight at that point; dots are wins and losses; the band is the typical prime for men at featherweight, ages 26–34

Record

-- – --
Rating by method KO1,136 Sub1,125 Dec1,166

Style profile

Each axis is a percentile of featherweight fighters with five pro bouts (6,363 of them); further out is better. Hover a point for the number.
KO Submission Decision Finishes Durability Win rate Opposition Activity
From the record and the method ratings

Similar careers

Who looked like this after 30 pro bouts, and what happened next

After 30 bouts (2026): 1,388 Elo, 18-11, aged 32, average opponent 1,261.

  1. Anthony Morrison then 1,429, 19-10, aged 31 1-2 after peaked 1,483 ▲
  2. Artur Sowiński then 1,422, 18-10, aged 31 8-5 after peaked 1,614 ▲
  3. Johnny Frachey then 1,423, 19-11, aged 33 1-2 after peaked 1,412 ▼
  4. Suguru Nii then 1,468, 19-11, aged 32 2-4 after peaked 1,608 ▲
  5. Josh Huber then 1,482, 18-11, aged 31 5-3 after peaked 1,613 ▲
  6. Zhumabek Tursyn then 1,393, 21-8, aged 32 3-3 after peaked 1,405

Best wins

By the opponent's Elo on the night
  1. Yutaka Shimamura KO/TKO R2 · 10 Sep 2017 · Fighting Network ZST 1,484
  2. Hiroki Kitsukawa Submission R2 · 27 Nov 2016 · Fighting Network ZST 1,409
  3. Kouya Kanda KO/TKO R2 · 9 Aug 2020 · RIZIN Fighting Federation 1,401
  4. Akira Haraguchi Decision R3 · 5 May 2022 · RIZIN Fighting Federation 1,391
  5. Ayumu Yamamoto Submission R1 · 12 Dec 2021 · DEEP 1,364

Losses

The latest 5 of 11
  1. Kaito Yoshimura Decision R3 · 22 Feb 2026 · DEEP 1,376
  2. Karshyga Dautbek KO/TKO R1 · 9 Jun 2024 · RIZIN Fighting Federation 1,741
  3. Yoshiki Nakahara Decision R3 · 31 Jul 2022 · RIZIN Fighting Federation 1,609
  4. Daiki Hata Decision R3 · 23 Sep 2021 · DEEP 1,425
  5. Yoshinori Horie KO/TKO R3 · 21 Mar 2021 · RIZIN Fighting Federation 1,524

Rivalries

Opponents met more than once; the series from this side All rivalries →
  1. Hiroki Kitsukawa 2 meetings · 2016, 2017 2–0

Fight history

30 bouts, newest first. Hover a heading for what it means.
# Date Result Opponent Weight class Method Round Score Elo ± Opp Elo Odds Event
30 22 Feb 202632.0 yrs L18-11-1 Kaito Yoshimura 9-6 · 26.9 yrs Featherweight DecisionUnanimous R315:00 0.16 1,472→1,388 -83 1,376 – Deep - Nagoya Impact 2026: Kobudo Fight 1st Round DEEP
29 15 Sep 202531.6 yrs W18-10-1 Hiroto Gomyo 8-5 · 29.8 yrs Featherweight DecisionUnanimous R315:00 0.84 1,447→1,472 +25 1,300 – Deep - 127 Impact DEEP
28 9 Jun 202430.3 yrs L17-10-1 Karshyga Dautbek 14-3 · 30.5 yrs Featherweight KO/TKOLeft Body Shot R13:11 0.00 1,486→1,453 -33 1,741 +300→+325 Rizin FF - Rizin 47 RIZIN Fighting Federation
27 23 Jun 202329.4 yrs W17-9-1 Raiki Endo 15-11-5 · 31.6 yrs Featherweight DecisionUnanimous R315:00 0.84 1,478→1,486 +8 1,243 -300→-300 Rizin FF - Rizin 43 RIZIN Fighting Federation
26 31 Jul 202228.5 yrs L16-9-1 Yoshiki Nakahara 15-5 · 29.8 yrs Featherweight DecisionUnanimous R315:00 0.16 1,514→1,478 -36 1,609 +240→+240 Rizin FF - Rizin 37 RIZIN Fighting Federation
25 5 May 202228.2 yrs W16-8-1 Akira Haraguchi 6-2 (1) · 27.0 yrs Featherweight DecisionUnanimous R315:00 0.84 1,475→1,514 +39 1,391 – Rizin FF - Landmark Vol. 3 RIZIN Fighting Federation
24 12 Dec 202127.8 yrs W15-8-1 Ayumu Yamamoto 3-0 · 23.7 yrs Featherweight SubArmbar R12:50 1.00 1,395→1,475 +80 1,364 – Deep - 105 Impact DEEP
23 23 Sep 202127.6 yrs L14-8-1 Daiki Hata 21-15-6 · 39.1 yrs Featherweight DecisionUnanimous R315:00 0.16 1,464→1,395 -70 1,425 – Deep - 103 Impact DEEP
22 21 Mar 202127.1 yrs L14-7-1 Yoshinori Horie 9-3 · 25.9 yrs Featherweight KO/TKOKO/TKO R311:16 0.00 1,561→1,464 -97 1,524 – Rizin FF - Rizin 27 RIZIN Fighting Federation
21 9 Aug 202026.5 yrs W14-6-1 Kouya Kanda 6-2 · 24.6 yrs Featherweight KO/TKORight Straight R28:47 1.00 1,497→1,561 +64 1,401 – Rizin FF - Rizin 22 RIZIN Fighting Federation
20 13 Aug 201925.5 yrs W13-6-1 Yamato Hamamatsu 8-8-1 · 26.2 yrs Featherweight DecisionUnanimous R210:00 0.95 1,454→1,497 +43 1,304 – Zst - Swat! 170 Fighting Network ZST
19 27 Jan 201925.0 yrs W12-6-1 Takumi Suzuki 7-2 · 23.3 yrs Featherweight KO/TKOGround & Pound R312:05 1.00 1,370→1,454 +84 1,358 – ZST 63 Fighting Network ZST
18 13 Aug 201824.5 yrs D11-6-1 Callum Lewis 7-7 Featherweight DecisionMajority R210:00 0.50 1,444→1,370 -74 1,010 – Zst 61 / Swat! 166 Fighting Network ZST
17 17 Mar 201824.1 yrs W11-6 Tomomitsu Hinuma 7-7-4 · 31.9 yrs Featherweight DecisionUnanimous R210:00 0.95 1,419→1,444 +25 1,171 – Zst 59 / Swat! 164 Fighting Network ZST
16 25 Nov 201723.8 yrs W10-6 Hiroki Kitsukawa 7-2-1 · 19.8 yrs Featherweighttitle DecisionSplit + Injury From Falling From Ring R26:56 0.56 1,445→1,419 -26 1,291 – Zst 58: 15th Anniversary Fighting Network ZST
15 10 Sep 201723.6 yrs W9-6 Yutaka Shimamura 10-5-2 · 30.8 yrs Featherweight KO/TKOKO/TKO R26:45 1.00 1,319→1,445 +126 1,484 – Zst 57 / Swat! 161 Fighting Network ZST
14 15 Apr 201723.2 yrs W8-6 Nikos Trepca 3-2-1 Featherweight KO/TKOKO/TKO R310:00 1.00 1,232→1,319 +87 1,231 – Australian Fighting Championship 19 Australian FC
13 24 Feb 201723.0 yrs W7-6 Naoto Nasi Goreng 5-5 · 21.0 yrs Featherweight KO/TKOPunch R29:07 1.00 1,197→1,232 +35 958 – ZST 55 Fighting Network ZST
12 27 Nov 201622.8 yrs W6-6 Hiroki Kitsukawa 5-1-1 · 18.8 yrs Featherweight SubArmbar R28:28 1.00 1,040→1,197 +156 1,409 – ZST 54: 14th Anniversary Fighting Network ZST
11 19 Sep 201622.6 yrs L5-6 Tetsuya Yamamoto 3-3 · 30.0 yrs Featherweight DecisionUnanimous R39:00 0.16 1,102→1,040 -62 1,094 – Vale Tudo Japan - VTJ 8th Vale Tudo Japan
10 7 Aug 201622.5 yrs W5-5 Ken Kawamura 5-7-4 · 37.9 yrs Featherweight KO/TKOKO/TKO R27:24 1.00 1,013→1,102 +89 1,019 – Zst 53 / Swat! 155 Fighting Network ZST
9 28 May 201622.3 yrs L4-5 Musu Nuertiebieke 7-2 · 21.7 yrs Featherweight KO/TKOKO/TKO R12:30 0.00 1,031→1,013 -18 1,411 – WLF - E.P.I.C.: Elevation Power in Cage 4 Wu Lin Feng
8 18 Oct 201521.7 yrs L4-4 Hitoshi Ogasawara 9-5-3 · 28.2 yrs Featherweight KO/TKODoctor Stoppage R27:53 0.00 1,109→1,031 -78 1,146 – Zst 48 / Zst Challenge 148 Fighting Network ZST
7 1 Aug 201521.5 yrs L4-3 Nobuyuki Kanaizuka 5-6-9 · 25.3 yrs Featherweight SubRear Naked Choke R25:52 0.00 1,238→1,109 -130 1,056 – ZST in Yokosuka Vol. 2 Fighting Network ZST
6 24 May 201521.3 yrs W4-2 Tomoyuki Manabe 3-2-3 · 33.2 yrs Featherweight KO/TKOKnee R12:30 1.00 1,175→1,238 +63 1,075 – Zst Challenge 141 Fighting Network ZST
5 23 Nov 201420.8 yrs L3-2 Yuto Hiyama 1-0-4 · 20.3 yrs Featherweight DecisionMajority R210:00 0.37 1,211→1,175 -35 1,163 – ZST 43: 12th Anniversary Fighting Network ZST
4 31 Aug 201420.6 yrs W3-1 Ryota Kobayashi 2-2-5 · 30.6 yrs Featherweight KO/TKOKO/TKO R24:16 1.00 1,141→1,211 +70 1,071 – ZST 42: SWAT! Fighting Network ZST
3 29 Jun 201420.4 yrs W2-1 Koji Suzuki 5-7-1 · 36.2 yrs Featherweight KO/TKODoctor Stoppage R29:51 1.00 1,080→1,141 +60 969 – ZST in Yokosuka Vol. 1 Fighting Network ZST
2 22 Dec 201319.9 yrs L1-1 Go Kashiwazaki 6-0-1 · 17.7 yrs Featherweight KO/TKOCorner Stoppage R29:19 0.00 1,130→1,080 -50 1,290 – SWAT! 53 Fighting Network ZST
1 12 Oct 201319.7 yrs W1-0 Donkey Kong Nobu 0-2-1 Catchweight SubGuillotine Choke R12:11 1.00 1,070→1,130 +60 956 – Zst in Yokosuka Fighting Network ZST