Hiromitsu Hamawatari

ハマー, Hammer
A Hip Hop ninja who lives in the attic above Jaguar and Piyohikos room. He wants more than anything to be cool and popular but goes about it in a way that always ends in failure and humiliation. He is known for ending his sentences with YO adding dono to peoples names and referring to himself in the first person as Sessha an archaic word for I?. Despite this he refuses to admit he is a ninja because it would be bad for his trendy image. Source: Wikipedia