Season 1

The Giyu-kai Yakuza syndicate gets embroiled in a great conflict when one of their own is murdered by a member of the Akiyoshi-kai.

The Giyu-dan stands up against Yamadai and the Tanba-gumi. Naruse of the Giyu-dan tries to kill Yamadai in retaliation for the shooting of his boss.

Conflict breaks out as Tanba-gumi splits into two factions between Yamanaka and Takemoto's supporters over who will be Yamadai's successor.