He along with his brothers generally look quite 'lumberman-like', and they are obviously very stubborn. As brothers, also, they do get angry at each other for simple things like losing. Both the younger brothers look up to Kumasuke.
Beyblade: Metal Fusion
Kumaji along with his brothers, are often referred to as the Orso Brothers, they all own the same beyblade with only slight variations of colors and work for Dark Nebula. Together though, they complete each other in their brutality and do not hesitate to stamp on the opponent with all their strength. Later, they become snacks for Ryuga. Kumaji is a minor character.
Like his brothers, Kumaji has a Rock Orso D125B but in a different color. His has a smokey grey Orso energy ring and pure white D125 spin track and pure white B tip.
- Their names are basically full of 'kuma', which is Japanese for 'bear'.
- He is listed as one of Japan's top 20 bladers.
- His character and Beyblade are references to the constellation Ursa Minor.