naoko yamaguchi

Naoko Fujioka (藤岡奈穂子, Fujioka Naoko, born 18 August 1975) is a Japanese former professional boxer. She is Japan's first ever five-division world champion, having held the WBA female flyweight title between 2017 and 2022. She also previously held the WBC female minimumweight; WBO female junior-flyweight; WBA female super-flyweight; and WBO female bantamweight titles between 2012 and 2017.

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