Kenshiro Teraji, also known as Ken Shiro, is a Japanese professional boxer. He is a two weight world champion, having held the WBC flyweight title since October 2024, and He is a two-time and unified light flyweight champion, having held the World Boxing Council light flyweight title from 2017 to 2021, and the unified World Boxing Association, WBC, and The Ring light flyweight titles since 2022 to 2024.