Yakuza battle Chinese gangs for control of Japan's criminal underworld : r/japan
Japanese Yakuza vs Chinese Triad - Which is the Deadlier Mafia?
Overview of Organized Crime in East Asia, by Tony Cheuk
Which are most organized and most dangerous, the Mafia, the Yakuza, or the Triads? - Quora
Who would win in a street fight: Chinese Triads or Japanese Yakuza? Why? - Quora
How are the Yakuza and Triad gangs still around when they're so well known and referenced in many movies? - Quora
The Yakuza and the Triads: The History of Asia's Most Notorious Transnational Criminal Organizations: Charles River Editors: 9798630626356: : Books
Yakuza - TV Tropes
Gangsters: Triads Des Nnochiri's Write to Speak
Reviews: Shinjuku Triad Society - IMDb
TRIADS AND ORGANIZED CRIME IN CHINA
The rise and fall of the yakuza, Japan's ruthless mafia gangs