Yakuza: Crime Library.com
Japan Inc. The Yakuza
Yakuza Japanese
The Japanese Mafia
Tokyo Underworld: The Fast Times and Hard Life of an American Gangster in Japan, by Robert Whiting
Yakuza: Japan's Criminal Underworld, by David E. Kaplan and Alec Dubro
Sanctuary: Written by Sho Fumimura, Art by Ryoichi Ikegami
Brother: Starring & Directed by Beat Takashi
