List of Deep champions

This is a list of Deep champions at each weight class. Deep is a Japan-based mixed martial arts (MMA) promoting and sanctioning organization.

Current champions

Men

DivisionChampionSinceDefenses
MegatonweightGuam Roque MartinezJuly 15, 20173
Light HeavyweightVacantMarch 9, 2019—
MiddleweightBrazil João Batista YoshimuraJuly 4, 20210
WelterweightJapan Yoichiro SatoJuly 14, 20240
LightweightJapan Shunta NomuraSeptember 16, 20240
FeatherweightJapan Jin AoiMarch 9, 20240
BantamweightJapan Ryuya FukudaSeptember 16, 20240
FlyweightJapan Ryuya FukudaMarch 29, 20240
StrawweightJapan Haruo OchiMay 26, 20240

Women

DivisionChampionSinceDefenses
OpenweightUnited States Amanda LucasFebruary 18, 20120
AtomweightVacantMarch 9, 2019—
MicroweightJapan Saori OshimaSeptember 20, 20201

Men's championship history

Megatonweight Championship

Weight limit: Unlimited
No.NameEventDateReign
(total)		Defenses
1Japan Yusuke Kawaguchi
def. Shunsuke Inoue		Deep: Megaton Grand Prix 2008 Finals
Tokyo, Japan		August 2, 2008870 days

1. def Baru Harn at Deep 38 Impact on October 23, 2008
2. def. Seigo Mizuguchi at Deep: 44 Impact on October 10, 2009
3. def. Roque Martinez at Deep: Cage Impact 2009 on December 19, 2009

Kawaguchi vacated the title on December 20, 2010.[1]
2Japan Kazuhisa Tazawa
def. Yuji Sakuragi		Deep 52 Impact
Tokyo, Japan		February 25, 2011182 days
3Georgia (country) Levan RazmadzeDeep 55 Impact
Tokyo, Japan		August 26, 2011327 days

1. def. Ryuta Noji at Deep 57 Impact on February 18, 2012

Razmadze vacated the title in July 4, 2012.
4Japan Ken Hasegawa
def. Seigo Mizuguchi		Deep 61 Impact
Tokyo, Japan		February 16, 2013970 days

1. def. Hirohide Fujinuma at Deep 63 Impact on August 25, 2013
2. def. Kazuhiro Nakamura at Deep 65 Impact on March 22, 2014

Hasegawa vacated the title on October 14, 2015 when he started competing at a lower weight class.[2]
5India Jaideep Singh
def. Carlos Toyota		Deep 73 Impact
Tokyo, Japan		October 17, 2015637 days
6Guam Roque MartinezDeep Cage Impact 2017: At Korakuen Hall
Tokyo, Japan		July 15, 20172,650 days
(incumbent)

1. def. Ryo Sakai at Deep 88 Impact on March 9, 2019
2. def. Seigo Mizuguchi at Deep 93 Impact on December 15, 2019
3. def. interim champion Ryo Sakai at Deep 118 Impact on March 9, 2024

—Japan Ryo Sakai
def. Yukinori Akazawa for interim title		Deep 110 Impact
Tokyo, Japan		November 12, 2022483 days1. def Tatsuya Mizuno at Deep 114 Impact on July 2, 2023.

Light Heavyweight Championship

Weight limit: 93 kg (205 lb)
No.NameEventDateReign
(total)		Defenses
1Japan Yoshiyuki Nakanishi
def. Ryuta Noji		Deep 47 Impact
Tokyo, Japan		April 17, 20103,248 days

1. def. Bernard Ackah at Deep 54 Impact on June 24, 2011
2. def. Yuki Niimura at Deep 60 Impact on October 19, 2012
3. def. Shunsuke Inoue at Deep 66 Impact on April 29, 2014

Nakanishi vacated the title on March 9, 2019 when he retired.[3]

Middleweight Championship

Weight limit: 84 kg (185.2 lb)
No.NameEventDateReign
(total)		Defenses
1Japan Ryuki Ueyama
def. Eiji Ishikawa		Deep 5 Impact
Tokyo, Japan		June 9, 2002914 days

1. drew with Masanori Suda at Deep 12 Impact on September 15, 2003

2Japan Ryuta SakuraiDeep 17 Impact
Tokyo, Japan		December 8, 2004425 days
3Japan Ryo ChonanDeep 23 Impact
Tokyo, Japan		February 5, 2006676 days

1. def. Ryuta Sakurai at Deep 28 Impact on February 16, 2007

Chonan vacated the title on December 12, 2007.[4]
4Japan Yuichi Nakanishi
def. Riki Fukuda		Deep 35 Impact
Tokyo, Japan		May 19, 2008408 days
5Japan Riki FukudaDeep: 42 Impact
Tokyo, Japan		June 30, 2009? days

1. def. Ryuta Sakurai at Deep 49 Impact on August 27, 2010

Fukuda vacated the title in October 2011.[5]
6Japan Kazuhiro Nakamura
def. Choi Young		Deep 61 Impact
Tokyo, Japan		February 16, 2013673 days
7Japan Yoshiyuki NakanishiDeep 70 Impact
Tokyo, Japan		Decision 20, 2014296 days
8South Korea Choi YoungDeep Cage Impact 2015 in Osaka
Osaka, Japan		October 11, 2015? days
Choi vacated the title in 2016 when he signed with Road FC.[6]
9Japan Tatsuya Mizuno
def. Taisuke Okuno		Deep 82 Impact
Tokyo, Japan		February 24, 20181,227 days
10Brazil João-Batista YoshimuraDeep 102 Impact
Tokyo, Japan		July 4, 20211,200 days
(incumbent)

Welterweight Championship

Weight limit: 77 kg (169.7 lb)
No.NameEventDateReign
(total)		Defenses
1Japan Jutaro Nakao
def. Daisuke Nakamura		Deep 16 Impact
Tokyo, Japan		October 30, 2004840 days

1. def. Seichi Ikemoto at RealRhythm 3rd Stage on March 4, 2006

2Japan Hidehiko HasegawaDeep 28 Impact
Tokyo, Japan		February 16, 2007528 days

1. drew with Dong Hyun Kim at Deep 32 Impact on October 10, 2007

3Japan Seichi IkemotoDeep 36 Impact
Osaka, Japan		July 27, 2008547 days

1. def. Hidetaka Monma at Deep: 40 Impact on February 20, 2009

4Japan Yuya ShiraiDeep 45 Impact
Osaka, Japan		January 24, 20101,189 days

1. def. Shigetoshi Iwase at Deep 50 Impact on October 24, 2010
2. def. Taisuke Okuno at Deep 56 Impact on December 16, 2011

5United States Dan HornbuckleDeep 62 Impact
Tokyo, Japan		April 26, 2013178 days
6Japan Ryo ChonanDeep - Tribe Tokyo Night
Tokyo, Japan		October 20, 2013>1 day
Chonan won the title in his retirement fight and retired as champion.[7]
7Japan Yuta Watanabe
def. Taisuke Okuno		Deep 66 Impact
Tokyo, Japan		April 29, 2014438 days

1. def. Yuya Shirai at Deep 70 Impact on December 20, 2014

8Japan Keita NakamuraDeep - Cage Impact 2015
Tokyo, Japan		July 20, 2015? days
Title vacant when Nakamura signed with the UFC.
9Japan Ryuichiro Sumimura
def. Ken Hasegawa		Deep - Cage Impact 2017: at Korakuen Hall
Tokyo, Japan		July 15, 20171775 days

1. def. Yoichiro Sato at Deep 83 Impact on April 28, 2018
2. def. Yuta Watanabe at Deep 94 Impact on March 1, 2020

—Japan Daichi Abe
def. Gota Yamashita for interim title		Deep - 100 Impact - 20th Anniversary
Bunkyo, Tokyo, Japan		February 21, 2021458 days
Sumimura vacated the title in May 25, 2022 following an injury.
10Japan Daichi Abe
promoted to undisputed champion		—May 25, 2022262 days
11Japan Shingo SuzukiDeep 112 Impact
Tokyo, Japan		February 11, 2023519 days
12Japan Yoichiro SatoDeep 120 Impact
Tokyo, Japan		July 14, 202494 days
(incumbent)

Lightweight Championship

Weight limit: 70 kg (154.3 lb)
No.NameEventDateReign
(total)		Defenses
1Japan Dokonjonosuke Mishima
def. Tomomi "Taisho" Iwama		Deep 18 Impact
Tokyo, Japan		February 12, 2005? days
Mishima vacated the title in February 2006, as he was unable to defend in the mandatory time period.[8]
2Japan Nobuhiro Obiya
def. Ryan Bow		Deep 24 Impact
Tokyo, Japan		April 11, 2006312 days
3Japan Kazunori YokotaDeep 28 Impact
Tokyo, Japan		February 16, 2007459 days
4South Korea Bang Seung-hwanDeep 35 Impact
Tokyo, Japan		May 19, 2008? days
Bang vacated the title in October 2008.
5Japan Katsunori Kikuno
def. Koichiro Matsumoto		Deep: 41 Impact
Tokyo, Japan		April 16, 2009863 days

1. def. Nobuhiro Obiya at Deep 50 Impact on October 24, 2010

6Japan Mizuto HirotaDeep 55 Impact
Tokyo, Japan		August 26, 2011? days

1. def. Seichi Ikemoto at Deep 57 Impact on February 18, 2012

Hirota vacated the title in April 2012.[9]
7Japan Daisuke Nakamura
def. Yasuaki Kishimoto		Deep 58 Impact
Tokyo, Japan		June 15, 2012326 days

1. def. Takafumi Ito at Deep 60 Impact on October 19, 2012[citation needed]

8Japan Satoru KitaokaDeep 62 Impact
Tokyo, Japan		April 26, 20132,011 days

1. def. Naoto Miyazaki at Deep 66 Impact on April 29, 2014
2. def. Yoshiyuki Yoshida at Deep Dream Impact: Omisoka Special on December 31, 2014
3. def. Yuki Okano at Deep Cage Impact 2015 on Jul 20, 2015
4. def. Kota Shimoishi at Deep 76 Impact on June 26, 2016

9Japan Koji TakedaDeep 86 Impact
Tokyo, Japan		October 27, 20181,235 days

1. def. Juri Ohara at Deep 82 Impact on October 22, 2019
2. def. Juri Ohara at Deep 93 Impact on December 15, 2019

—Japan Juri Ohara
def. Ryota Oki for interim title		Deep 102 Impact
Tokyo, Japan		July 4, 2021227 days
Takeda vacated the belt on March 15, 2022.[10]
10Japan Juri Ohara
promoted to undisputed champion		—March 15, 2022552 days

1. def. Yuma Ishizuka at Deep 108 Impact on Jul 10, 2022
2. def. Hiroto Uesako at Deep 113 Impact on May 7, 2023

11South Korea Lee Song-haDeep 115 Impact: Deep Vs. Black Combat 2
Tokyo, Japan		September 18, 2023173 days
12Japan Kimihiro EtoDeep 118 Impact
Tokyo, Japan		March 9, 2024191 days
13Japan Shunta NomuraDeep 121 Impact
Tokyo, Japan		September 16, 202430 days
(incumbent)

Featherweight Championship

Weight limit: 65 kg (143.3 lb)
No.NameEventDateReign
(total)		Defenses
1Japan Masakazu Imanari
def. Yoshiro Maeda		Deep 22 Impact
Tokyo, Japan		December 2, 2005900 days

1. def. Tsuyoshi Yamazaki at Deep 26 Impact on Oct 10, 2006

2Japan Dokonjonosuke MishimaDeep 35 Impact
Tokyo, Japan		May 19, 2008462 days
3Japan Takafumi OtsukaDeep: 43 Impact
Tokyo, Japan		August 23, 2009315 days
4Japan Koichiro MatsumotoDeep 48 Impact
Tokyo, Japan		July 3, 2010420 days

1. def. Tatsunao Nagakura at Deep 55 Impact on Aug 26, 2011

Matsumoto retired on August 26, 2011, thereby vacating the title.[11]
5Japan Kazunori Yokota
def. Hideki Kadowaki		Deep 57 Impact
Tokyo, Japan		February 18, 2012? days

1. def. Katsunori Tsuda at Deep 66 Impact on Apr 29, 2014

Yokota vacated the title in May 2016 when he left to compete for ONE Championship.[12]
6Japan Masakazu Imanari (2)
def. Tatsunao Nagakura		Deep Cage Impact 2016: Deep vs. WSOF-GC
Tokyo, Japan		December 17, 2016? days
Imanari vacated the title for unknown reasons.
7Japan Hiroto Uesako
def. Koichi Ishizuka		Deep Cage Impact 2017: At Korakuen Hall
Tokyo, Japan		July 15, 2017162 days
8Japan Takahiro AshidaDeep 81 Impact
Tokyo, Japan		December 23, 2017309 days
9Japan Satoshi YamasuDeep 86 Impact
Tokyo, Japan		October 27, 2018695 days

1. def. Daiki Hata at Deep 89 Impact on May 12, 2019

10Japan Juntaro UshikuDeep 97 Impact
Tokyo, Japan		September 20, 20201189 days

1. def. Daisuke Nakamura at Deep 102 Impact on July 4, 2021
2. def. Kouya Kanda at Deep 105 Impact on December 12, 2021

—Japan Kouya Kanda
def. Hiroto Gomyo for interim title		Deep 112 Impact
Tokyo, Japan		February 11, 2023313 days
Ushiku vacated the title on December 21, 2023, when he started competing at a lower weight class.[13]
11Japan Kouya Kanda
promoted to undisputed champion		—December 21, 202379 days
12Japan Jin AoiDeep 118 Impact
Tokyo, Japan		March 9, 2024221 days
(incumbent)

Bantamweight Championship

Weight limit: 60 kg (132.3 lb)
No.NameEventDateReign
(total)		Defenses
1Japan Masakazu Imanari
def. Hiroshi Umemura		Deep 37 Impact
Tokyo, Japan		August 17, 20081,018 days

1. def. Tomohiko Hori at Deep: 43 Impact on August 23, 2009
2. def. Tomoya Miyashita at Deep 49 Impact on August 27, 2010

Imanari vacated the title on May 31, 2011.
2Japan Takafumi Otsuka
def. Hiroshi Nakamura		Deep 54 Impact
Tokyo, Japan		June 24, 2011240 days
3Japan Yoshiro MaedaDeep 57 Impact
Tokyo, Japan		February 18, 2012434 days

1. def. Tatsumitsu Wada at Deep 59 Impact on August 18, 2012

4Japan Daiki HataDeep 62 Impact
Tokyo, Japan		April 26, 2013? days
Hata vacated the title.
5Japan Takafumi Otsuka (2)
def. Kenji Osawa		Deep 66 Impact
Tokyo, Japan		April 29, 2014? days

1. def. Toshinori Tsunemura at Deep 69 Impact on October 26, 2014
2. def. Toshiaki Kitada at Deep 72 Impact on May 16, 2015
3. def. Koichi Ishizuka at Deep Cage Impact 2017 on May 13, 2017

Otsuka vacated the title for unknown reasons.
6South Korea Son Jin-soo
def. Toshiaki Kitada		Deep 83 Impact
Tokyo, Japan		April 28, 2018? days
Son vacated the title in 2018 when he signed with UFC.
7Japan Yuki Motoya
def. Makoto Kamaya		Deep 86 Impact
Tokyo, Japan		October 27, 2018134 days
8United States Victor HenryDeep 88 Impact
Tokyo, Japan		March 9, 20191,619 days
—Japan Kosuke Terashima
def. Daiki Hata for interim title		Deep 107 Impact
Tokyo, Japan		May 8, 2022215 days
—Japan Koichi Ishizuka
def. Kosuke Terashima for interim title		Deep 110 Impact
Tokyo, Japan		November 12, 2022276 days
Henry vacated the title on August 15, 2023 due to being unable to defend his title while signed with UFC.[14]
9Japan Koichi Ishizuka
promoted to undisputed champion		—August 15, 202334 days
10South Korea Yoo Soo-youngDeep 115 Impact: Deep Vs. Black Combat 2
Tokyo, Japan		September 18, 2023194 days
Soo-young vacated the title on March 30, 2024 to compete in Road to UFC.[15]
11Japan Ryuya Fukuda
def. Kenta Takizawa		Deep 121 Impact
Tokyo, Japan		September 16, 202430 days
(incumbent)

Flyweight Championship

Weight limit: 56 kg (123.4 lb)
No.NameEventDateReign
(total)		Defenses
1Japan Yuki Motoya
def. Akira Kibe		Deep Nagoya Impact
Nagoya, Aichi, Japan		July 22, 2012400 days
2Japan Tatsumitsu WadaDeep 63 Impact
Tokyo, Japan		August 25, 2013364 days
3Japan Yuki Motoya (2)Deep 68 Impact
Tokyo, Japan		August 23, 2014? days

1. def. Kojima Sota at Deep 73 Impact on October 17, 2015

Motoya vacated the title in April 2016.[16]
4Japan Tatsumitsu Wada (2)
def. Yuya Shibata		Deep 76 Impact
Tokyo, Japan		June 26, 20161,342 days

1. def. Makoto Takahashi at Deep 83 Impact on April 28, 2018

—Japan Makoto Takahashi
def. Yuya Shibata for interim title		Deep 90 Impact
Tokyo, Japan		June 29, 2019246 days
Wada vacated the title on February 28, 2020.[17]
5Japan Makoto Takahashi
promoted to undisputed champion.		—February 28, 20201,490 days

1. def. Yamato Fujita in unification bout at Deep 107 Impact on May 8, 2022

—Japan Yamato Fujita
def. Kazuki Shibuya for interim title		Deep 100 Impact - 20th Anniversary
Tokyo, Japan		February 21, 2021441 days

1. def. Yuki Ito at Deep 103 Impact on September 23, 2021

—Japan Ryuya Fukuda
def. Ryosuke Honda for interim title		Deep 113 Impact
Tokyo, Japan		May 7, 2023327 days
Takahashi vacated the title on March 29, 2024 to focus on competing in RIZIN.[18]
6Japan Ryuya Fukuda
promoted to undisputed champion.		—March 29, 2024201 days
(incumbent)

Strawweight Championship

Weight limit: 52 kg (114.6 lb)
No.NameEventDateReign
(total)		Defenses
1Japan Kanta Sato
def. Kojima Sota		Deep Cage Impact 2016: Korakuen Hall
Tokyo, Japan		October 18, 2016334 days
2Japan Haruo OchiDeep 79 Impact
Tokyo, Japan		September 16, 20171,073 days

1. def. Yuya Shibata at Deep Cage Impact in Osaka 2018 on April 8, 2018
2. def. Namiki Kawahara at Deep 88 Impact on March 9, 2019

3Japan Namiki KawaharaDeep 96 Impact
Tokyo, Japan		August 23, 20201,372 days
—Japan Haruo Ochi
def. Yusuke Uehara for interim title		Deep 117 Impact
Tokyo, Japan		December 10, 2023168 days
4Japan Haruo Ochi (2)DEEP Tokyo Impact 2024 3rd Round
Tokyo, Japan		May 26, 2024143 days
(incumbent)

Women's championship history

Women's Openweight Championship

No.NameEventDateReign
(total)		Defenses
1United States Amanda Lucas
def. Yumiko Hotta		Deep 57 Impact
Tokyo, Japan		February 18, 20123,918 days[Note 1]

Women's Atomweight Championship

Weight limit: 48 kg (105.8 lb)
No.NameEventDateReign
(total)		Defenses
1Japan Hisae Watanabe
def. Satoko Shinashi		Deep 25 Impact
Tokyo, Japan		August 4, 2006367 days
2Japan Miku MatsumotoDeep 31 Impact
Tokyo, Japan		August 5, 2007987 days

1. def. Misaki Takimoto at Deep 37 Impact on August 17, 2008
2. def. Lisa Ward at Deep TOYAMA Impact on June 28, 2009

Matsumoto vacated the title on April 17, 2010, following her retirement from the sport.[19]

Women's Microweight Championship

Weight limit: 45 kg (99.2 lb)
No.NameEventDateReign
(total)		Defenses
1Japan Satoko Shinashi
def. Sachiko Yamamoto		Deep 34 Impact
Tokyo, Japan		February 22, 20083,962 days[Note 2]
Shinashi vacated the title in 2018.
2Japan Saori Oshima
def. Mizuki Oshiro		Deep 97 Impact
Tokyo, Japan		September 20, 20201,487 days
(incumbent)

1. def. Mizuki Furuse at Deep 110 Impact on November 12, 2022
2. def. Aya Murakami at Deep Jewels 45 on May 26, 2024

Footnotes

  1. ^ While the title hasn't been active since 2012 and Lucas isn't competing anymore, Deep never announced the vacancy of the title.
  2. ^ While the title hasn't been active since 2018, Deep never announced the vacancy of the title.

See also

References

  1. ^ "【Deep】1・8川口雄介が王座返上、マカオで桜木裕司VS田澤和久の王座決定戦". gbring.com. Retrieved 13 July 2021.
  2. ^ "【Deep】無敗の長谷川賢がミドル級転向「RIZINに出たい」". efight.jp. Retrieved 13 July 2021.
  3. ^ "【Deep】Deep二階級制覇・中西良行が3月9日（土）『Deep 88 IMPACT』後楽園ホール大会で引退の10カウントゴング". gonkaku.jp. Retrieved February 13, 2019.
  4. ^ "【Deep】2・22長南亮の王座返上でミドル級王座決定トーナメント開催！". gbring.com. Retrieved 13 July 2021.
  5. ^ "【Deep】8・26福田力がミドル級王座を返上！王者査定試合で桜井隆多vs柴田勝頼". gbring.com. Retrieved 13 July 2021.
  6. ^ "'돌아온 적당주의' 최영 "차정환이 갖고 있는 로드FC 벨트 원해"". spotvnews.co.kr. Retrieved 13 July 2021.
  7. ^ "長南、引退試合でＤＥＥＰ王座奪取 ホーンバックルを判定で下し有終の美". sports.yahoo.co.jp. Retrieved 13 July 2021.
  8. ^ "【Deep】4・11　雷暗「両目を眼窩底骨折させる」、帯谷も倍返し宣言！". gbring.com. Retrieved 13 July 2021.
  9. ^ "Deep Lightweight Champion vacated the Title"
  10. ^ "【Deep】武田光司と魅津希がベルト返上、大原樹理と伊澤星花が正規王者に「胸を張れる肩書きができました」（大原）". efight.jp. Retrieved 15 March 2022.
  11. ^ "廣田瑞人が菊野克紀を下し新王者 松本晃市郎が王座防衛で引退 Deep55沸騰". miruhon.net. Retrieved 13 July 2021.
  12. ^ "【ONE42】尿酸値と戦う<02>横田一則 「尿酸値だけパスすれば、試合は必ず勝てるので」". mmaplanet.jp. Retrieved 13 July 2021.
  13. ^ "【Deep】フェザー級王者・牛久絢太郎がバンタム級転向でベルト返上、暫定王者・神田コウヤが正規王者に。2024年は3月9日（土）後楽園大会から開幕". gonkaku.jp. Retrieved December 21, 2023.
  14. ^ Takumi Nakamura (2023-08-15). "【DEEP】ビクター・ヘンリーが王座返上。石司晃一がバンタム級正規王者に。ヘンリーはバシャラット戦へ". MMAPlanet. Retrieved 2024-09-17.
  15. ^ 정성욱 (2024-04-01). "유수영 딥2001 밴텀급 타이틀 반납...로드 투 UFC 진출 때문?". rank5.kr. Retrieved 2024-07-16.
  16. ^ "6･26　Deep後楽園ホール　【Deepライト級タイトルマッチ】北岡悟vs下石康太　【第4代Deepフライ級王者決定戦】和田竜光vs柴田"MONKEY"有哉". battle-news.com. Retrieved 13 July 2021.
  17. ^ "DEEP 3.1 後楽園ホール：神龍誠の試合、新型コロナウイルスの影響で韓国の選手が来日できず中止に。試合順発表". Bout Review. 2024-02-28. Retrieved 2024-09-17.
  18. ^ 정성욱 (2024-03-29). "神龍誠がDEEPフライ級王座返上、福田龍彌が暫定王者から正規王者に。神龍「このベルトにたくさん成長させてもらった」、福田「統一戦したかったな」". Bout Review. Retrieved 2024-07-16.
  19. ^ Nelson, Chris. "Miku Matsumoto Announces Retirement". bloodyelbow.com. Retrieved 13 July 2021.
  • Deep current champions
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