Undisputed world junior featherweight champion Naoya Inoue stormed to a predictable fourth-round knockout win over late replacement opponent Ye-Joon Kim on Friday, to set up a fight in the United States next.

The Monster' set for Las Vegas showdown after Ye Joon Kim knockout - Undisputed super-bantamweight world champion set for first US bout in almost four years in the spring

Japan's unbeaten Naoya Inoue retained his undisputed world super-bantamweight titles on Friday in style by knocking out South Korean rank outsider Kim Ye-joon in the fourth round in Tokyo. It was Inoue's third title defence since becoming undisputed super-bantamweight world champion in December 2023.