He wasn't as strong and skilled as Riki but the narrator mentions that he was just as fearless as his father.
Ginga Nagareboshi GinEdit
In the beginning of the story, Aka follows his owner to the mountains with Riki and Don on an expedition. However, the hunting party gets ambushed by the terrifying bear Akakabuto and Aka was killed during a fight.
See more pictures in Aka (Photo Gallery).