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According to The Ring, Naoya Inoue is the best bantamweight boxer in the world in 2023. He is a Japanese professional boxer who has held the WBA (Super), IBF, and The Ring bantamweight titles since 2019, and the WBC bantamweight title since 2022. He is also the former WBO junior bantamweight champion. Inoue is a three-division world champion, having previously held the WBO junior flyweight and IBF flyweight titles.