Kazuto Ioka

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Kazuto Ioka.jpeg

Name: Kazuto Ioka
Birth Name: 井岡一翔
Hometown: Tokyo, Japan
Birthplace: Sakai, Osaka, Japan
Stance: Orthodox
Height: 164cm
Reach: 164cm
Pro Boxer: Record
Amateur Boxer: Record

Amateur Career

  • A former eight-time national amateur champion who amassed a claimed record of 95-10 (64).
  • 2008 King´s Cup Tournament Bronze medalist in Bangkok, Thailand at 48 kg.

Career Factoids

Regional & Minor Titles

  • Japanese Light Flyweight Title (October 2010)

World Titles

  • WBC World Minimumweight Title (def. Jaigrajang)
  • WBA World Minimumweight Title (def. Yaegashi in the first all-Japanese unification fight in history)
  • WBA World Light Flyweight Title (secondary title, won vacant. Later elevated to 'Super Champion')
  • WBA World Flyweight Title (secondary title, def. Reveco. Later elevated to 'Super Champion')
  • WBO World Super Flyweight Title (won vacant, def. Palicte)


Preceded by:
Oleydong Sithsamerchai
WBC Minimumweight Champion
2011 Feb 11 – 2012 Jul 1
Succeeded by:
Xiong Zhao Zhong
Preceded by:
Akira Yaegashi
WBA Minimumweight Champion
2012 Jun 20 – 2012 Oct 3
Succeeded by:
Ryo Miyazaki
Preceded by:
Roman Gonzalez
Upgraded to Super Champion
WBA Light Flyweight Champion
2012 Dec 31 – 2014 Feb 28
Regular Champion
Succeeded by:
Alberto Rossel
Preceded by:
Juan Carlos Reveco
Regular Champion
WBA Flyweight Champion
2015 Apr 22 – 2017 Nov 9
Regular Champion
Succeeded by:
Artem Dalakian
Preceded by:
Donnie Nietes
WBO Super Flyweight Champion
2019 Jun 19 – present
Succeeded by: