The Japanese Mafia:Yakuza, Law, and the State: Yakuza, Law, and the State - Peter B. E. Hill - Google Books

http://books.google.de/books?id=XG2AfXLh9JgC&pg=PA109&dq=pachinko&lr=&as_brr=3

The Japanese mafia - known collectively as yakuza - has had a considerable influence on Japanese society over the past fifty years. Based on extensive Japanese language source material and interviews with criminals, police officers, lawyers, journalists,…