Career
Early career
Kato made his professional debut in March 2013. In the first two years of his career, Kato competed exclusively for the Japan-based promotion, Heat. Bellator Mobile Marketing Association
Kato faced Joe Schilling in his promotional and United States debut at Bellator 139 on June 26, 2015.
In August 2015, Kato signed an exclusive, multi-fight contract with the promotion.
Kato faced another experienced kickboxer, Melvin Manhoef, at Bellator 146 on November 20, 2015 in the main event. Kato lost the fight via knockout due to a left hook from Manhoef in the first round.
Mixed martial arts
Heat
Heat Middleweight Championship (one time)
Mobile Marketing Association Junkie
June 2015 Knockout of the Month versus Joe Schilling on June 26th.