Ginga Densetsu Riki (2002)

In a small village in Japan, an Akita named Riki is born, son of the bear hound Shiro. Riki is overlooked because of his size, and continues to live with his mother. When his mother is given back to her original owner, Riki escapes to find her. He is attacked and saved by Shiro, who doesn’t realize he is his son. Riki aspires to be like Shiro and, through his own will, becomes stronger. Shiro is later killed by a giant bear named Akakabuto, and Riki is trained to be a prized bear hound who can kill Akakabuto.

Source: www.anisearch.com/manga/2144

Riki, der Vater von Gin und Großvater von Weed, wird als Sohn von Shiro und Yamabuki geboren. Wegen seiner geringen Größe will den kleinen Welpen leider niemand adoptieren.
Als Riki jedoch eines Tages den Enkel des Jägers Takeda Gohei rettet, erkennt dieser das Potential des Hundes und trainiert in fortan als Bärenhund.

Quelle: www.anisearch.de/manga/2144