Fans of movies and TV shows often explore Ryo Kato because of notable performances, screen presence, and long-term popularity in entertainment media.
In 2000, he debuted in the variety show Appare Sanma Dai Sensei at the age of ten. Later on he played in the film Detroit Metal City and played supporting roles in dramas such as Gakkō no Kaidan, Omoni Naitemasu, and Kaitō Yamaneko.