As coach Tomohiro "Johnny" Kuroki (黒木 知宏, born December 13, 1973, in Hyūga, Miyazaki, Japan) is a former Nippon Professional Baseball pitcher.

Kuroki's debut in the NPB marked the beginning of a distinguished career, characterized by his right-handed throws and strategic gameplay.

Beyond his domestic success, Kuroki also represented Japan on the international stage, notably at the 2000 Summer Olympics in Sydney, where the Japanese national baseball team finished fourth.

Kuroki's influence in baseball extended beyond his playing days as he transitioned into coaching, sharing his expertise with the Hokkaido Nippon-Ham Fighters from 2013 to 2017, and later returning to the Chiba Lotte Marines in 2023.

Renowned for his sportsmanship and leadership, Kuroki's legacy in the NPB is not solely defined by his statistics but also by the inspiration he provided to teammates and opponents alike.