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Kosei Tanaka

Japanese boxer · Japan · On the map · Athletes · Born 1995 · age 31

Kosei Tanaka is a Japanese former professional boxer who competed from 2013 to 2024.

Kosei Tanaka is read about 134 times a day, in 9 languages.

A typical day, 30 days to 20 September 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

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Awards

WBO World Flyweight Champion
WBO World Junior Flyweight Champion
WBO World Mini Flyweight Champion
WBO World Junior Bantamweight Champion

About this person

He is a four-weight world champion, having held the World Boxing Organization (WBO) mini-flyweight title from 2015 to 2016; the WBO junior-flyweight title from 2016 to 2017; the WBO flyweight title from 2018 to 2020; and the WBO junior-bantamweight title in 2024. Upon winning his first world title in only his fifth bout, he became the fastest Japanese fighter ever to become a world champion. Along with Vasiliy Lomachenko, he is also the fastest ever male fighter to win titles in three weight-classes, having accomplished the feat in only 12 bouts. He also surpassed Oscar De La Hoya to become the fastest male four division champion, setting the bar at 21 fights.

Country
Japan
Category
Athletes
Type
Athlete
Status
Living
Dates
Born 1995 · age 31

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