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FightersRIZIN Bantamweight

Seigo Yamamoto

"Rock Lee"
7-15-1JapanJapanLast 5
Amateur MMA 4-3

Last fight: Loss vs Alan Yamaniha · Submission · Oct 3, 2026

LAST FIGHT
LOSSvs Alan YamanihaSUB · R1 3:00
RIZINRIZIN LANDMARK 16 in NAGASAKI·October 3, 2026

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CAREER SUMMARY

Seigo Yamamoto holds a professional MMA record of 7-15-1. Yamamoto has won 7 fights: 4 by KO/TKO, 0 by submission, 3 by decision. Of 15 career losses, 8 came by KO/TKO and 5 by submission. Most recent fight: October 3, 2026. Tracked organizations: RIZIN.

Profile

Height
5'8"173 cm
Weight
136 lbs62 kg
Reach
71"180 cm
DOB
Oct 11, 1995
Age
31
Nationality
Japan
Birthplace
Ichinomiya, Aichi, Japan

Career stats

Pro MMARecord: 7-15-1 · Source: UFCalendar
Striking
Strikes landed1.33per min
Strikes absorbed1.67per min
Grappling
Takedowns landed0.00per 15 min
Submission attempts0.0per 15 min

Related fighters

Recent & upcoming opponents

Career history

  1. LOSS
    vs Alan Yamaniha
    RIZIN LANDMARK 16 in NAGASAKI· Oct 3, 2026· Bantamweight· 7-15-1 vs 24-11-4
    SUB
    R1 · 3:00
  2. LOSS
    vs Sung Bin Kim
    Black Combat Champions League 24-25: 11th Week· Apr 12, 2025· Bantamweight· 7-14-1 vs 4-2
    TKO
  3. LOSS
    vs Kim Jae Woong
    Black Combat 13· Dec 28, 2024· Bantamweight· 7-13-1 vs 15-8
    TKO
    R1 · 3:08
  4. LOSS
    vs Alan Yamaniha
    RIZIN LANDMARK 10 in NAGOYA· Nov 17, 2024· Bantamweight· 7-12-1 vs 23-11-4
    SUB
    R2 · 3:07
  5. WIN
    vs Sung Jun Park
    Black Combat 11· Jul 13, 2024· 7-11-1 vs 6-3-1
    TKO
    R1 · 3:30
  6. WIN
    vs Sung Chul Lee
    Black Combat Rise 02· Apr 20, 2024· Bantamweight· 6-11-1 vs 3-2
    TKO
    R1 · 0:06
  7. WIN
    vs Sung Won Lee
    Black Combat 10· Jan 20, 2024· Bantamweight· 5-11-1 vs 0-2
    UD
  8. LOSS
    vs Jong Hoon Kim
    Black Combat 5· Feb 4, 2023· Bantamweight· 4-11-1 vs 5-0
    TKO
    R2 · 0:39
  9. LOSS
    vs Koichi Ishizuka
    DEEP 109 Impact· Aug 21, 2022· Bantamweight· 4-10-1 vs 18-5-1
    TKO
    R2 · 2:27
  10. LOSS
    vs Jung Hyun Lee
    Road FC 60· May 13, 2022· Flyweight· 4-9-1 vs 2-0
    TKO
    R1 · 3:12
  11. LOSS
    vs Kota Onojima
    Road to ONE: 5th Sexyama Edition· Oct 5, 2021· Featherweight· 4-8-1 vs 15-5-3
    UD
  12. LOSS
    vs Yamato Fujita
    DEEP 102 Impact· Jul 4, 2021· Flyweight· 4-7-1 vs 7-3
    TKO
    R3 · 2:43
  13. LOSS
    vs Yutaro Muramoto
    RIZIN 27· Mar 21, 2021· Flyweight· 4-6-1 vs 8-5-2
    KO
    R1 · 2:37
  14. WIN
    vs Seok Han Park
    Road FC 56· Nov 9, 2019· Bantamweight· 4-5-1 vs 1-1
    TKO
    R1 · 2:45
  15. WIN
    vs Hiroshi Sasaki
    GRACHAN 37 x GLADIATOR 8· Dec 1, 2018· Flyweight· 3-5-1 vs 6-6-9
    UD
  16. LOSS
    vs Takashi Matsuba
    GRACHAN 36: 10th Anniversary· Sep 9, 2018· Flyweight· 2-5-1 vs 11-3-1
    TKO
    R3 · 3:53
  17. DRAW
    vs Arata Ueki
    GRACHAN 35· May 27, 2018· Flyweight· 2-4-1 vs 8-6-1
    DEC
  18. LOSS
    vs Claudio Lucas
    HEAT 41· Dec 23, 2017· Flyweight· 2-4 vs 1-1
    SUB
    R1 · 4:09
  19. LOSS
    vs Charlie Alaniz
    PXC 56· Mar 25, 2017· Flyweight· 2-3 vs 10-2
    SUB
  20. LOSS
    vs Kirihito Kodama
    GRACHAN 26: 8th Anniversary· Dec 10, 2016· Flyweight· 2-2 vs 11-6-1
    SUB
    R1 · 3:23
  21. LOSS
    vs Naoyuki Tsumura
    GRACHAN 24· Aug 7, 2016· Flyweight· 2-1 vs 7-7
    DQ
    R2 · 4:23
  22. WIN
    vs Arata Ueki
    GRACHAN 23· May 22, 2016· Flyweight· 2-0 vs 5-5
    TKO
    R1 · 2:14
  23. WIN
    vs Shoryu Date
    DEEP Nagoya Impact· Mar 27, 2016· Flyweight· 1-0 vs 0-1-1
    UD

UFCalendar Power Index rating

Current
1457▼8
Peak
1569May 22, 2016
Rated fights
22
1400150020172019202120232025Mar 27, 2016 · 1533May 22, 2016 · 1569Aug 7, 2016 · 1532Dec 10, 2016 · 1497Mar 25, 2017 · 1469Dec 23, 2017 · 1432Sep 9, 2018 · 1420Dec 1, 2018 · 1440Nov 9, 2019 · 1477Mar 21, 2021 · 1455Jul 4, 2021 · 1439Oct 5, 2021 · 1430May 13, 2022 · 1417Aug 21, 2022 · 1407Feb 4, 2023 · 1392Jan 20, 2024 · 1414Apr 20, 2024 · 1444Jul 13, 2024 · 1480Nov 17, 2024 · 1473Dec 28, 2024 · 1468Apr 12, 2025 · 1459Oct 3, 2026 · 14571457

See the full Power Index →

Frequently asked questions

When does Seigo Yamamoto fight next?

Seigo Yamamoto has no confirmed upcoming fight.

What is Seigo Yamamoto's record?

Seigo Yamamoto's professional MMA record is 7-15-1.

Who is Seigo Yamamoto fighting next?

Seigo Yamamoto's next opponent has not been announced.

Who did Seigo Yamamoto fight last?

Seigo Yamamoto most recently fought Alan Yamaniha at RIZIN LANDMARK 16 in NAGASAKI on Saturday, October 3, 2026, LOSS (Submission).

What weight class does Seigo Yamamoto fight in?

Seigo Yamamoto fights at Bantamweight.

How many knockouts does Seigo Yamamoto have?

Seigo Yamamoto has 4 wins by KO/TKO and 0 wins by submission.

How tall is Seigo Yamamoto?

Seigo Yamamoto is 5'8" (173 cm) tall.

How much does Seigo Yamamoto weigh?

Seigo Yamamoto weighs 136 lbs (62 kg).

What is Seigo Yamamoto's reach?

Seigo Yamamoto has a reach of 71" (180 cm).

How old is Seigo Yamamoto?

Seigo Yamamoto is 31 years old (born Oct 11, 1995).

Where is Seigo Yamamoto from?

Seigo Yamamoto is from Japan.

Get Seigo Yamamoto's fight history and stats as JSON with the MMA Fight Data API →