Oz Academy Openweight Championship#Title history

Aja Kong was the first champion in the title's history. She also holds the records for most reigns, with three. Akino holds the record for the longest reign, at 537 days, achieved on her first reign. Mio Shirai's only reign of four hours and two minutes is the shortest in the title's history. Overall, there have been twenty-nine reigns shared among eighteen different wrestlers. Mio Momono is the current champion in her first reign.

{{Professional wrestling title history top|active=yes|defenses=yes}}

{{PWtitlereign

|number = 1

|champion = {{sortname|Aja|Kong}}

|reign = 1

|date = {{dts|March 10, 2007}}

|days = {{age in days nts|March 10, 2007|January 13, 2008}}

|defenses = 1

|location = Tokyo, Japan

|event = Queen Rebirth

|notes = Kong defeated Chikayo Nagashima in the finals of a five-woman tournament to become the inaugural champion.

|ref = {{cite web | url = http://www.oz-a.com/result/2007-03.html | archive-url = https://web.archive.org/web/20070518042631/http://www.oz-a.com/result/2007-03.html | title = 2007/03/10（土） 第25回Oz興行「 女王誕生 」 新宿Face 19:00～ | archive-date=May 18, 2007 | access-date=July 1, 2012 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 2

|champion = {{sortname|Carlos|Amano}}

|reign = 1

|date = {{dts|January 13, 2008}}

|days = {{age in days nts|January 13, 2008|January 11, 2009}}

|defenses = 2

|location = Tokyo, Japan

|event = The Wizard of OZ 2008

|notes =

|ref = {{cite web | url = http://www.oz-a.com/result/2008-01.html | archive-url = https://web.archive.org/web/20080907234135/http://www.oz-a.com/result/2008-01.html | title = 2008/1/13（日） Oz新宿大会 12：30～ 「 The Wizard of Oz 2008 」 | archive-date=September 7, 2008 | access-date=July 1, 2012 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 3

|champion = {{sortname|Mayumi|Ozaki}}

|reign = 1

|date = {{dts|January 11, 2009}}

|days = {{age in days nts|January 11, 2009|February 22, 2009}}

|defenses = 2{{cite web | url = http://www.oz-a.com/result/2009-02-05.html | archive-url = https://web.archive.org/web/20090211110218/http://oz-a.com/result/2009-02-05.html | title = 2009/02/05（木） Oz新宿大会 19:00～ 「Oz-The Perfect Taboo!!」 | archive-date=February 11, 2009 | access-date=July 1, 2012 | work=Oz Academy | language=ja}}

|location = Tokyo, Japan

|event = The Wizard of OZ 2009

|notes =

|ref = {{cite web | url = http://www.oz-a.com/result/2009-01-11.html | archive-url = https://web.archive.org/web/20090122222033/http://oz-a.com/result/2009-01-11.html | title = 2009/01/11（日） Oz新宿大会 12:30～ 「The Wizard of Oz 2009」 | archive-date=January 22, 2009 | access-date=July 1, 2012 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 4

|champion = {{sortname|Dynamite|Kansai}}

|reign = 1

|date = {{dts|February 22, 2009}}

|days = {{age in days nts|February 22, 2009|August 16, 2009}}

|defenses = 0

|location = Tokyo, Japan

|event = The Country of OZ 2009

|notes =

|ref = {{cite web | url = http://www.oz-a.com/result/2009-02-22.html | archive-url = https://web.archive.org/web/20090226211456/http://www.oz-a.com/result/2009-02-22.html | title = 2009/2/22（日） Oz後楽園大会 12：00～ 「魔性の花咲くOzの国」 | archive-date=February 26, 2009 | access-date=July 1, 2012 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 5

|champion = {{sortname|Aja|Kong}}

|reign = 2

|date = {{dts|August 16, 2009}}

|days = {{age in days nts|August 16, 2009|September 21, 2009}}

|defenses = 0

|location = Tokyo, Japan

|event = Plum Hanasaku ~ Country of OZ 2009

|notes =

|ref = {{cite web | url = http://www.oz-a.com/result/2009-08-16.html | archive-url = https://web.archive.org/web/20090821101722/http://www.oz-a.com/result/2009-08-16.html | title = 2009/8/16（日） Oz後楽園大会 12:00～「 プラムの花咲くOzの国 2009 」 | archive-date=August 21, 2009 | access-date=July 1, 2012 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 6

|champion = {{sortname|Manami|Toyota}}

|reign = 1

|date = {{dts|September 21, 2009}}

|days = {{age in days nts|September 21, 2009|December 23, 2009}}

|defenses = 0

|location = Sapporo, Hokkaido, Japan

|event = OZ-Power is Everything - night 1

|notes =

|ref = {{cite web | url = http://www.oz-a.com/result/2009-09-21.html | archive-url = https://web.archive.org/web/20091113090015/http://www.oz-a.com/result/2009-09-21.html | title = 2009/9/21（月） Oz札幌大会 13:00～「 BJ Shop 札幌 プレゼンツ 」 | archive-date=November 13, 2009 | access-date=July 1, 2012 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 7

|champion = {{sortname|Carlos|Amano}}

|reign = 2

|date = {{dts|December 23, 2009}}

|days = {{age in days nts|December 23, 2009|July 11, 2010}}

|defenses = 1

|location = Tokyo, Japan

|event = here is No Christmas in the Country of OZ!

|notes =

|ref = {{cite web | url = http://www.oz-a.com/result/2009-12-23.html | archive-url = https://web.archive.org/web/20091227034725/http://www.oz-a.com/result/2009-12-23.html | title = 2009/12/23（水） Oz後楽園大会 12:00～「 Ozの国にクリスマスは無い！ 」 | archive-date=December 27, 2009 | access-date=July 1, 2012 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 8

|champion = {{sortname||Kaoru|dab=wrestler}}

|reign = 1

|date = {{dts|July 11, 2010}}

|days = {{age in days nts|July 11, 2010|April 10, 2011}}

|defenses = 4

|location = Tokyo, Japan

|event = Summer Factor

|notes =

|ref = {{cite web | url = http://www.oz-a.com/result/2010-07-11.html | archive-url = https://web.archive.org/web/20101128033205/http://oz-a.com/result/2010-07-11.html | title = 2010/07/11（日） Oz新宿大会 12:30～ 「 Summer Factor 」 | archive-date=November 28, 2010 | access-date=July 1, 2012 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|sort number = 8.5

|type = vacated

|date = {{dts|April 10, 2011}}

|defenses = yes

|notes = The championship was vacated, when Kaoru suffered an injury and was unable to continue a three-way street fight against Aja Kong and Mayumi Ozaki, forcing the match to be ended in a no contest.

|ref =

}}{{PWtitlereign

|number = 9

|champion = {{sortname|Aja|Kong}}

|reign = 3

|date = {{dts|April 10, 2011}}

|days = {{age in days nts|April 10, 2011|April 29, 2011}}

|defenses = 0

|location = Tokyo, Japan

|event = One Night in Heaven

|notes = Kong defeated Mayumi Ozaki to win the vacant championship.

|ref = {{cite web | url = http://www.oz-a.com/result/2011-04-10.html | archive-url = https://web.archive.org/web/20120508035836/http://www.oz-a.com/result/2011-04-10.html | title = 2011/04/10（日） Oz新宿大会 18:00～ 「One Night In Heaven」 | archive-date=May 8, 2012 | access-date=July 1, 2012 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 10

|champion = {{sortname|Ran|Yu-Yu}}

|reign = 1

|date = {{dts|April 29, 2011}}

|days = {{age in days nts|April 29, 2011|July 24, 2011}}

|defenses = 0

|location = Osaka, Japan

|event = Heavenly Days in Osaka

|notes =

|ref = {{cite web | url = http://blog.livedoor.jp/ozacademy/archives/65559135.html | script-title=ja:試合結果 | date=April 30, 2011 | access-date=February 7, 2013 | work=Oz Academy | publisher=Livedoor | language=ja}}

}}{{PWtitlereign

|number = 11

|champion = {{sortname|Dynamite|Kansai}}

|reign = 2

|date = {{dts|July 24, 2011}}

|days = {{age in days nts|July 24, 2011|August 21, 2011}}

|defenses = 0

|location = Tokyo, Japan

|event = Gravity

|notes =

|ref = {{cite web | url = http://www.oz-a.com/result/2011-07-24.html | archive-url = https://web.archive.org/web/20110806074159/http://www.oz-a.com/result/2011-07-24.html | title = 2011/07/24（日） Oz新宿大会 12:00～ 「Gravity」 | archive-date=August 6, 2011 | access-date=July 1, 2012 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 12

|champion = {{sortname|Mayumi|Ozaki}}

|reign = 2

|date = {{dts|August 21, 2011}}

|days = {{age in days nts|August 21, 2011|March 25, 2012}}

|defenses = 0

|location = Yokohama, Kanagawa, Japan

|event = Plum Hanasaku ~ Country of OZ 2011 - night 2: 15th Anniversary ~ Yokohama Dreams Park

|notes = This was a four-way elimination match, also involving Aja Kong and Shinobu Kandori.

|ref = {{cite web | url = http://www.oz-a.com/result/2011-08-21.html | archive-url = https://web.archive.org/web/20110831085032/http://oz-a.com/result/2011-08-21.html | title = 2011/08/21(日) 16:00～「ﾌﾟﾗﾑの花咲くOzの国2011 Yokohama Dreams Park」 | archive-date=August 31, 2011 | access-date=July 1, 2012 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 13

|champion = {{sortname|Chikayo|Nagashima}}

|reign = 1

|date = {{dts|March 25, 2012}}

|days = {{age in days nts|March 25, 2012|April 24, 2013}}

|defenses = 2

|location = Tokyo, Japan

|event = A Kingdom of the Chaos

|notes = This was a Dress Up Wild Fight 30-minute Time of the Trial match.

|ref = {{cite web | url = http://blog.livedoor.jp/ozacademy/archives/65652654.html | script-title=ja:試合結果 | date=March 25, 2012 | access-date=August 14, 2013 | work=Oz Academy | publisher=Livedoor | language=ja}}

}}{{PWtitlereign

|number = 14

|champion = {{sortname||Akino|Mika Akino}}

|reign = 1

|date = {{dts|April 24, 2013}}

|days = {{age in days nts|April 24, 2013|October 13, 2014}}

|defenses = 7{{cite web | url = http://ameblo.jp/ringstars/entry-11939320946.html | title = 【結果】Ozアカデミー10・13後楽園 | date=October 15, 2014 | access-date=October 18, 2014 | work=Ringstars | publisher=Ameba | language=ja}}

|location = Tokyo, Japan

|event = Wednesdays Showdown

|notes =

|ref = {{cite web | url=http://www.oz-a.com/result/2013-04-24.html | script-title=ja:2013/04/24(水) 18:30～ 「決戦は水曜日!!」 | access-date=April 30, 2013 | work=Oz Academy | language=ja | archive-url=https://web.archive.org/web/20130612093448/http://www.oz-a.com/result/2013-04-24.html | archive-date=June 12, 2013 | url-status=dead }}

}}{{PWtitlereign

|number = 15

|champion = {{sortname|Tsubasa|Kuragaki}}

|reign = 1

|date = {{dts|October 13, 2014}}

|days = {{age in days nts|October 13, 2014|May 17, 2015}}

|defenses = 2

|location = Tokyo, Japan

|event = No Answer

|notes =

|ref = {{cite web | url = http://oz-a.com/result/2014-10-13.html | title = 2014/10/13(月) 12:00～ 「 No Answer 」 | access-date=October 18, 2014 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 16

|champion = {{sortname||Akino|Mika Akino}}

|reign = 2

|date = {{dts|May 17, 2015}}

|days = {{age in days nts|May 17, 2015|June 7, 2015}}

|defenses = 0

|location = Tokyo, Japan

|event = Reincarnation - night 2

|notes =

|ref = {{cite web | url = http://oz-a.com/result/2015-05-17.html | title = 2015/05/17(日) 18:00～ 「 Reincarnation 」 | access-date=May 18, 2015 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 17

|champion = {{sortname|Mio|Shirai}}

|reign = 1

|date = {{dts|June 7, 2015}}

|days = <1

|defenses = 0

|location = Tokyo, Japan

|event = Focus - night 1

|notes =

|ref = {{cite web | url = http://oz-a.com/result/2015-06-07.html | title = 2015/06/07(日) 12:00～ 「 Focus 」 | access-date = June 17, 2015 | work = Oz Academy | language = ja | archive-url = https://web.archive.org/web/20150620001927/http://oz-a.com/result/2015-06-07.html | archive-date = June 20, 2015 | url-status = dead }}

}}{{PWtitlereign

|sort number = 17.5

|type = vacated

|date = {{dts|June 7, 2015}}

|defenses = yes

|location = Tokyo, Japan

|event = Ozabun Spin-off

|notes = Mio Shirai vacated the championship due to losing to Kaho Kobayashi in a non-title match.

|ref = {{cite web | url = http://ameblo.jp/n-ozacademy/entry-12037291307.html | script-title=ja:クチは災いのもと | date=June 10, 2015 | access-date=June 10, 2015 | work=Oz Academy | publisher=Ameba | language=ja}}{{cite web | url = http://pro-w-wave.com/2015_battle/0607/over.html | script-title=ja:Ozabun Spin-off～中川ともか、最後の1カウントを打ちに来たよ～ | access-date=June 8, 2015 | work=Pro Wrestling Wave | language=ja}}

}}{{PWtitlereign

|number = 18

|champion = {{sortname|Sonoko|Kato}}

|reign = 1

|date = {{dts|August 23, 2015}}

|days = {{age in days nts|August 23, 2015|April 24, 2016}}

|defenses = 5

|location = Yokohama, Kanagawa, Japan

|event = Plum Hanasaku ~ Country Of OZ 2015: Yokohama Dreams Park #3

|notes = Kato defeated Hiroyo Matsumoto in a Last Woman Standing match to win the vacant championship. The match started off as a six-woman elimination tag team match, where Kato, Akino and Tsubasa Kuragaki faced Matsumoto, Arisa Nakajima and Hikaru Shida.

|ref = {{cite web | url = http://oz-a.com/result/2015-06-07.html | title = 2015/06/07(日) 12:00～ 「 Focus 」 | access-date = June 17, 2015 | work = Oz Academy | language = ja | archive-url = https://web.archive.org/web/20150620001927/http://oz-a.com/result/2015-06-07.html | archive-date = June 20, 2015 | url-status = dead }}

}}{{PWtitlereign

|sort number = 18.5

|type = vacated

|date = {{dts|April 24, 2016}}

|defenses = yes

|location = Tokyo, Japan

|event = The Artist

|notes = Kato was stripped of the championship after her title defense against Hiroyo Matsumoto ended in a no contest.

|ref = {{cite web | url = http://oz-a.com/result/2016-04-24.html | script-title=ja:2016/04/24(日) 12:00～ Oz新宿大会 「 ～The Artist～ 」 | access-date=April 27, 2016 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 19

|champion = {{sortname|Sonoko|Kato}}

|reign = 2

|date = {{dts|July 18, 2016}}

|days = {{age in days nts|July 18, 2016|November 13, 2016}}

|defenses = 1

|location = Tokyo, Japan

|event = Aja Kong 30th Anniversary ~ Summer Jumbo Kotobuki

|notes = Kato defeated Mayumi Ozaki in a No Holds Barred Hardcore match to win the vacant championship.

|ref = {{cite web | url = http://oz-a.com/result/2016-07-18.html | script-title=ja:2016/07/18(月) 12:00～ 「アジャ・コングデビュー30周年記念興行 ～Summer Jumbo 寿～」 | access-date=July 19, 2016 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 20

|champion = {{sortname|Hiroyo|Matsumoto}}

|reign = 1

|date = {{dts|November 13, 2016}}

|days = {{age in days nts|November 13, 2016|October 29, 2017}}

|defenses = 3

|location = Yokohama, Kanagawa, Japan

|event = OZ Academy 20th Anniversary ~ Yokohama Dreams Park DK

|notes =

|ref = {{cite web | url = http://oz-a.com/result/2016-11-13.html | script-title=ja:「Ozアカデミー結成20周年記念興行～Yokohama Drams Park DK～」 | access-date=November 15, 2016 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 21

|champion = {{sortname||Yoshiko|Yoshiko (wrestler)}}

|reign = 1

|date = {{dts|October 29, 2017}}

|days = {{age in days nts|October 29, 2017|June 3, 2018}}

|defenses = 4

|location = Yokohama, Kanagawa, Japan

|event = Yokohama Undersea Unexplored Expedition

|notes =

|ref = {{cite web | url = http://oz-a.com/result/2017-10-29.html | script-title=ja:2017/10/29(日) 16:00～ 「 ～横浜海底秘境探検～ 」 | access-date=October 31, 2017 | work=Oz Academy | language=ja}}

}}{{PWtitlereign

|number = 22

|champion = {{sortname|Hikaru|Shida}}

|reign = 1

|date = {{dts|June 3, 2018}}

|days = {{age in days nts|June 3, 2018|April 14, 2019}}

|defenses = 2

|location = Tokyo, Japan

|event = Rude in June

|notes =

|ref = {{cite web|url =http://squaredcirclesirens.com/hikaru-shida-wins-oz-academy-openweight-title/ |title=Hikaru Shida Wins Oz Academy Openweight Title|access-date=June 3, 2018|work=Squared Circle Sirens|language=en}}

}}{{PWtitlereign

|number = 23

|champion = {{sortname|Mayumi|Ozaki}}

|reign = 3

|date = {{dts|April 14, 2019}}

|days = {{age in days nts|April 14, 2019|April 4, 2021}}

|defenses = 4

|location = Tokyo, Japan

|event = It is the Dawn of the Era

|notes =

|ref = {{cite web|url=https://superluchas.com/oz-academy-it-is-the-dawn-of-the-era-mayumi-ozaki-se-corona/|title=Oz Academy: "It is the Dawn of the Era" Mayumi Ozaki se corona|access-date=April 25, 2019|work=Superluchas|date=25 April 2019 |language=es}}

}}{{PWtitlereign

|number = 24

|champion = {{sortname|Sonoko|Kato}}

|reign = 3

|date = {{dts|April 4, 2021}}

|days = {{age in days nts|April 4, 2021|June 13, 2021}}

|defenses = 1{{cite web | url = https://getnews.jp/archives/3034467 | script-title=ja:【OZアカデミー】米山香織が加藤園子を破りOZアカデミー認定無差別王座を戴冠！6.13 新宿FACE『OZ25th～春嵐強襲～』＜全試合結果＞|date=June 13, 2021| accessdate=June 14, 2021 | work=ガジェット通信 | language=Japanese}}

|location = Tokyo, Japan

|event = OZ Academy Silver Bullet

|notes =

|ref = {{cite web|url=https://lastwordonsports.com/prowrestling/2021/04/04/titles-change-hands-oz-academy-silver-bullet/|title=#AndNEW: Titles Change Hands at OZ Academy Silver Bullet|access-date=April 5, 2021|work=lastwordonsports.com|date=April 5, 2021|first=Alex|last=Richards}}

}}{{PWtitlereign

|number = 25

|champion = {{sortname|Kaori|Yoneyama}}

|reign = 1

|date = {{dts|June 13, 2021}}

|days = {{age in days nts|June 13, 2021|July 18, 2021}}

|defenses = 1

|location = Tokyo, Japan

|event = OZ Academy The End Of Bright

|notes =

|ref = {{cite web|url=https://www.wrestling-news.net/oz-academy-the-end-of-bright-results/168771/|title=OZ Academy Results: The End Of Bright – Tokyo, Japan (6/13)|work=wrestling-news.net|first=Wayne|last=Daly|date=June 13, 2021|access-date=June 16, 2021}}

}}{{PWtitlereign

|number = 26

|champion = {{sortname|Maya|Yukihi}}

|reign = 1

|date = {{dts|July 18, 2021}}

|days = <1

|defenses = 0

|location = Nagoya, Japan

|event = OZ Academy Tournament 25th Fortress

|notes =

|ref = {{cite web|url=https://oz-academy.com/archives/21869|script-title=ja:OZアカデミー女子プロレス名古屋大会 OZ 25th～Fortress＠名古屋～|work=oz-academy.com|author=Oz Academy|language=Japanese|date=July 18, 2021|access-date=July 18, 2021}}

}}{{PWtitlereign

|sort number = 26.5

|type = vacated

|date = {{dts|July 18, 2021}}

|defenses = yes

|location =

|event =

|notes =

|ref =

}}{{PWtitlereign

|number = 27

|champion = {{sortname|Maya|Yukihi}}

|reign = 2

|date = {{dts|August 18, 2021}}

|days = {{age in days nts|August 18, 2021|April 3, 2022}}

|defenses = 1

|location = Tokyo, Japan

|event = OZ Academy Plum No Hanasaku OZ No Kuni ~ Mayumi Ozaki Debut 35th Anniversary

|notes = This was a four-way match, also involving Mayumi Ozaki, Saori Anou and Yumi Ohka.

|ref = {{cite web|url=https://oz-academy.com/archives/22006|script-title=ja:OZアカデミー女子プロレス後楽園ホール大会 尾崎魔弓35周年記念 プラムの花咲くOZの国～正危軍興行～|work=oz-academy.com|author=Oz Academy|language=Japanese|date=August 18, 2021|access-date=August 18, 2021}}

}}{{PWtitlereign

|number = 28

|champion = Akino

|reign = 3

|date = {{dts|April 3, 2022}}

|days = {{age in days nts|April 3, 2022|January 7, 2024}}

|defenses = 6

|location = Tokyo, Japan

|event = OZ Academy Battle Big Bonus In Korakuen

|notes =

|ref = {{cite web|url=https://www.cagematch.net/?id=1&nr=339491|title=OZ Academy Battle Big Bonus In Korakuen|work=cagematch.net|first=Philip|last=Kreikenbohm|date=April 3, 2022|access-date=April 3, 2022}}

}}{{PWtitlereign

|number = 29

|champion = Mio Momono

|reign = 1

|date = {{dts|January 7, 2024}}

|days = {{age in days nts|January 7, 2024|April 28, 2024}}

|defenses = 0

|location = Tokyo, Japan

|event = OZ Academy The Wizard Of OZ 2024

|notes =

|ref = {{cite web|url=https://www.cagematch.net/?id=1&nr=384803|title=OZ Academy The Wizard Of OZ 2024|work=cagematch.net|first=Philip|last=Kreikenbohm|date=January 7, 2024|access-date=January 7, 2024}}

}}{{PWtitlereign

|number = 30

|champion = Mayumi Ozaki

|reign = 4

|date = {{dts|April 28, 2024}}

|days = {{age in days nts|April 28, 2024|October 27,2024}}

|defenses = 3

|location = Tokyo, Japan

|event = OZ Academy Battle Big Bonus 2024

|notes = This was a winner takes all match which was also contested for Ozaki's AAAW Single Championship.

|ref = {{cite web|url=https://www.cagematch.net/?id=1&nr=393823|title=OZ Academy Battle Big Bonus 2024|work=cagematch.net|first=Philip|last=Kreikenbohm|date=April 28, 2024|access-date=April 28, 2024}}

}}{{PWtitlereign

|number = 31

|champion = Ryo Mizunami

|reign = 1

|date = {{dts|October 27, 2024}}

|days = {{age in days nts|October 27, 2024|April 13, 2025}}

|defenses = 1

|location = Tokyo, Japan

|event = OZ Academy at Yokohama Budokan 2024

|notes = The winner of the Yokohama Budokan Tournament Kyoto Ranbu got to challenge for the title.

|ref = {{cite web|url=https://www.cagematch.net/?id=1&nr=409996|title=OZ Academy Kyohi Ranbu 2024|work=cagematch.net|first=Philip|last=Kreikenbohm|date=October 27, 2024|access-date=October 27, 2024}}

}}{{PWtitlereign

|number = 32

|champion = Saori Anou

|reign = 1

|date = {{dts|April 13, 2025}}

|days = {{age in days nts|April 13, 2025}}+

|defenses = 0

|location = Tokyo, Japan

|event = OZ Academy Battle Big Bonus 2025

|notes =

|ref = {{cite web|url=https://www.cagematch.net/?id=1&nr=423470|title=OZ Academy Battle Big Bonus 2025|work=cagematch.net|first=Philip|last=Kreikenbohm|date=April 13, 2025|access-date=April 13, 2025}}

}}

{{BundleEnd}}

File:AKINO 2016.JPG, who is the longest combined-reigning champion at 1,202 days.]]

As of {{CURRENTMONTHNAME}} {{CURRENTDAY}}, {{CURRENTYEAR}}.

{{Reflist}}

• [http://www.oz-a.com/ Oz Academy's official website]
• [http://www.wrestling-titles.com/japan/oz/oz-s.html OZ Academy Openweight Championship history at Wrestling-Titles.com]

{{Oz Academy}}

{{Oz Academy Openweight Championship}}

Category:Oz Academy championships

Category:Openweight wrestling championships

Category:Women's professional wrestling championships