Osaka police take down Japan's largest gambling den, arrest 10
Local Japanese News In English
Police have arrested a total of 10 men and women on suspicion of illegal gambling at what is believed to be the nation's largest underground casino here.
At around 2 p.m. on Oct. 6, police arrested the 10 -- bookmakers and customers -- on suspicion of violating the professional motorboat racing law and other gambling regulations after they traded unauthorized betting tickets at the gambling house in Osaka's Nishinari Ward. (Mainichi)
Source: cleanup