Ginga Nagareboshi Gin Shin Gaiden

A giant demon bear named Akakabuto has taken over Futago pass. Shortly after, a silver, tiger-striped Akita pup named Gin is born and is trained as a bear-dog. Gin is brought to Riki (the leader of a large pack of dogs and Gin's father) to join the pack. Riki let's him join after proving his strenght and sends his platoons to all parts of Japan to recruit strong males to fight Akakabuto.Gin, the third generation of bear-dogs goes through many hardships for the purpose of stopping the terrifying bear, Akakabuto. (Source: Anime News Network) Note: Chapter count reflects the original serialization in Weekly Shounen Jump. The chapters were later combined into 55 chapters for the tankōbon release.

Note: - 1-2: Included in Ginga Densetsu Weed Gaiden. - 3-4: Included in Ginga Nagareboshi Gin Shin Gaiden. Originally published in Business Jump 2007-01-07 and 2002-01-15.

A spin-off story about the Kai brothers' puppyhood.