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FightersRIZIN Bantamweight

Koichi Ishizuka

"Domestic Prince"
22-6-1JapanJapanLast 5
Amateur MMA 2-1

Last fight: Win vs Yasuhiro Kawamura · Unanimous Decision · Dec 14, 2025

LAST FIGHT
WINvs Yuto HokamuraSD · R3 5:00
RIZINRIZIN 41·April 1, 2023

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CAREER SUMMARY

Koichi Ishizuka holds a professional MMA record of 22-6-1. Ishizuka has won 22 fights: 8 by KO/TKO, 5 by submission, 9 by decision. Of 6 career losses, 3 came by KO/TKO and 0 by submission. Most recent fight: April 1, 2023. Tracked organizations: RIZIN.

Profile

Height
5'9"175 cm
Weight
135 lbs61 kg
DOB
Feb 26, 1987
Age
39
Nationality
Japan
Birthplace
Tokyo, Japan

Career stats

Pro MMARecord: 22-6-1 · Source: UFCalendar
Striking
Strikes landed0.87per min
Strikes absorbed1.87per min
Grappling
Takedowns landed1.00per 15 min
100% success
Submission attempts1.0per 15 min

Where they rank

All-time boards where Koichi Ishizuka sits in the top 25.

Related fighters

Recent & upcoming opponents

Career history

  1. WIN
    vs Yasuhiro Kawamura
    DEEP 129 Impact· Dec 14, 2025· Bantamweight· 22-6-1 vs 16-10-1
    UD
  2. WIN
    vs Akira Haraguchi
    DEEP Tokyo Impact 2024 3rd Round· May 26, 2024· 21-6-1 vs 9-6
    SD
  3. LOSS
    vs SuYoung You
    DEEP 115 Impact· Sep 18, 2023· Bantamweight· 20-6-1 vs 11-2
    TKO
    R1 · 4:28
  4. WIN
    vs Yuto Hokamura
    RIZIN 41· Apr 1, 2023· Bantamweight· 20-5-1 vs 14-13-2
    SD
    R3 · 5:00
  5. WIN
    vs Kosuke Terashima
    DEEP 110 Impact· Nov 12, 2022· Bantamweight· 19-5-1 vs 19-18-5
    UD
  6. WIN
    vs Seigo Yamamoto
    DEEP 109 Impact· Aug 21, 2022· Bantamweight· 18-5-1 vs 4-10-1
    TKO
    R2 · 2:27
  7. WIN
    vs Wataru Mimura
    DEEP Tokyo Impact 2022 ~1st Round~· Mar 11, 2022· Bantamweight· 17-5-1 vs 13-4-2
    TKO
    R1 · 1:23
  8. WIN
    vs Kunihisa Sasa
    DEEP 105 Impact· Dec 12, 2021· Bantamweight· 16-5-1 vs 7-2
    SUB
    R3 · 1:46
  9. WIN
    vs Kosuke Terashima
    DEEP 101 Impact· Jun 20, 2021· Bantamweight· 15-5-1 vs 15-17-5
    SD
  10. LOSS
    vs Chihaya Yoneyama
    DEEP 92 Impact· Oct 22, 2019· Bantamweight· 14-5-1 vs 9-1-1
    TKO
    R1 · 4:15
  11. LOSS
    vs Rikuto Shirakawa
    DEEP 90 Impact· Jun 29, 2019· 14-4-1 vs 7-6-1
    SD
  12. WIN
    vs Shoji Maruyama
    DEEP 88 Impact· Mar 9, 2019· Bantamweight· 14-3-1 vs 16-11-1
    TKO
    R2 · 4:59
  13. LOSS
    vs Daiki Hata
    DEEP 87 Impact· Dec 22, 2018· 13-3-1 vs 19-12-6
    UD
  14. WIN
    vs Fuhito Hasegawa
    DEEP 86 Impact· Oct 27, 2018· Bantamweight· 13-2-1 vs 16-12-5
    UD
  15. WIN
    vs Kazuhide Shirota
    DEEP 82 Impact· Feb 24, 2018· Bantamweight· 12-2-1 vs 7-8-4
    TKO
    R1 · 3:19
  16. WIN
    vs Nak Joong Sung
    DEEP 81 Impact· Dec 23, 2017· Bantamweight· 11-2-1 vs 0-1
    SUB
    R1 · 1:26
  17. LOSS
    vs Hiroto Uesako
    DEEP Cage Impact 2017· Jul 15, 2017· Featherweight· 10-2-1 vs 11-6
    TKO
    R3 · 2:29
  18. LOSS
    vs Takafumi Otsuka
    DEEP Cage Impact 2017· May 13, 2017· Bantamweight· 10-1-1 vs 23-12-1
    SD
  19. WIN
    vs Toshiaki Kitada
    DEEP Cage Impact 2016· Dec 17, 2016· Bantamweight· 10-0-1 vs 17-9-4
    MD
  20. WIN
    vs Makoto Kamaya
    DEEP Cage Impact 2015· Jul 20, 2015· Bantamweight· 9-0-1 vs 22-13-3
    TKO
    R1 · 3:34
  21. WIN
    vs Daisuke Endo
    DEEP 70 Impact· Dec 20, 2014· Bantamweight· 8-0-1 vs 12-8-2
    UD
  22. WIN
    vs Hiroyuki Kobayashi
    DEEP Cage Impact 2014· Jul 21, 2014· Bantamweight· 7-0-1 vs 5-4-2
    SUB
    R2 · 1:33
  23. DRAW
    vs Seiji Akao
    DEEP 65 Impact· Mar 22, 2014· Bantamweight· 6-0-1 vs 14-8-3
    DEC
  24. WIN
    vs Yoshiki Harada
    DEEP Cage Impact 2013· Jun 15, 2013· Bantamweight· 6-0 vs 6-4-1
    SUB
    R1 · 3:54
  25. WIN
    vs Katsuya Ishida
    DEEP 60 Impact· Oct 19, 2012· Bantamweight· 5-0 vs 2-5-2
    SUB
    R1 · 4:51
  26. WIN
    vs Yasufumi Suzaki
    DEEP Tokyo Impact 2012· Jul 21, 2012· Bantamweight· 4-0 vs 3-1-3
    TKO
    R1 · 2:58
  27. WIN
    vs Minotauro Hutt
    DEEP Cage Impact 2012· Apr 7, 2012· Bantamweight· 3-0 vs 0-1
    TKO
    R2 · 3:15
  28. WIN
    vs Motoki Konno
    DEEP· Mar 3, 2012· 2-0 vs 1-1
    TKO
  29. WIN
    vs Taiyo Hayashi
    DEEP· Oct 8, 2011· 1-0 vs 0-1
    DEC

UFCalendar Power Index rating

Current
1671▲9
Peak
1764Jul 20, 2015
Rated fights
28
15001600170020122015201820212024Oct 8, 2011 · 1533Mar 3, 2012 · 1577Apr 7, 2012 · 1614Jul 21, 2012 · 1664Oct 19, 2012 · 1685Jun 15, 2013 · 1722Jul 21, 2014 · 1733Dec 20, 2014 · 1746Jul 20, 2015 · 1764Dec 17, 2016 · 1748May 13, 2017 · 1733Jul 15, 2017 · 1697Dec 23, 2017 · 1711Feb 24, 2018 · 1726Oct 27, 2018 · 1738Dec 22, 2018 · 1715Mar 9, 2019 · 1733Jun 29, 2019 · 1718Oct 22, 2019 · 1703Jun 20, 2021 · 1666Dec 12, 2021 · 1679Mar 11, 2022 · 1691Aug 21, 2022 · 1696Nov 12, 2022 · 1702Apr 1, 2023 · 1706Sep 18, 2023 · 1691May 26, 2024 · 1694Dec 14, 2025 · 16711671

See the full Power Index →

Frequently asked questions

When does Koichi Ishizuka fight next?

Koichi Ishizuka has no confirmed upcoming fight.

What is Koichi Ishizuka's record?

Koichi Ishizuka's professional MMA record is 22-6-1.

Who is Koichi Ishizuka fighting next?

Koichi Ishizuka's next opponent has not been announced.

Who did Koichi Ishizuka fight last?

Koichi Ishizuka most recently fought Yuto Hokamura at RIZIN 41 on Saturday, April 1, 2023, WIN (Split Decision).

What weight class does Koichi Ishizuka fight in?

Koichi Ishizuka fights at Bantamweight.

How many knockouts does Koichi Ishizuka have?

Koichi Ishizuka has 8 wins by KO/TKO and 5 wins by submission.

How tall is Koichi Ishizuka?

Koichi Ishizuka is 5'9" (175 cm) tall.

How much does Koichi Ishizuka weigh?

Koichi Ishizuka weighs 135 lbs (61 kg).

How old is Koichi Ishizuka?

Koichi Ishizuka is 39 years old (born Feb 26, 1987).

Where is Koichi Ishizuka from?

Koichi Ishizuka is from Japan.

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