Kazuo Nagayama

Delinquent Girl Boss: Worthless to Confess

Melody of Rebellion

やくざ番外地　抹殺

Japan Organized Crime Boss

Trapped, the Crimson Bat

Good Evening Dear Husband: A Duel

Secret Information

A History of the Japanese Underworld

Code Between Brothers 6

Hawk of the Harbour

Organized Violence II

A History of the Japanese Underworld - The Bloody Resistance

Rub Out the Past

Prince Planet

We Never Let You Go