Dora-rinho is one of the holders of Bestfriend Telecard and a genius soccer athlete. His lack of facial expression, somehow makes him looked simple-minded. Though that seems to be the case; his keen instinct has saved his friends numerously from perilous situations.

Thanks to his personality; he uplifts the atmosphere which frequently turned intense, especially when pressured by the enemies. He serves as the mood-maker of The Doraemons.