|First appearance||Bakugan Idol|
|Voiced by|| Masaharu Satou (Japanese)|
Ron Pardo (English)
Kato is an old man with gray facial hair (his thick moustache to be accurate),round glasses and is always seen wearing a suit and circular glasses.
Kato also appears many times in Bakugan: New Vestroia, assisting the Brawlers once again (even when Marucho is not there).
In Arc 1, he is shown that he is now working with Shuuko Marukura, revealing that he has technological capabilities.
In Arc 2, he is now living in Bakugan City.