Hakuro is a leader of wild dogs pack in Hokkaido. He is know as fierce fighter who had killed many bears before. He leaves Hokkaido by himself to Join Ou army against Akakabuto.
In the manga, Hakuro loses his leg due to wolf attack.
He does not appear in Ginga Densetsu Weed anime, but there is a long story arc that takes place in Hakuro's pack in Hokkaido when Russian army dog Victor and his pack invade the island and Hakuro's teritories. Hakuro tries to protect his lands, but he eventaully dies killed by Victor.
Hakuro's fur is brown in Ginga nagareboshi Gin anime, but his original manga design is black and white.