How much of Tokyo does the Yakuza control?

There are fifteen Yakuza organizations in Tokyo, and four of these have made it to the government's list of prohibited gangster organizations. These four have about 9,000 known members. So it is hard to say that they"control" large parts of Tokyo which has a population of over 13 million people. read more

For example, if you look at the many scandals of the"Marubeni" trade corporation regarding Yakuza involvement, and you know that"Marubeni" owns many building and businesses in Europe's third biggest Japanese colony in Dusseldorf Germany, then it is pretty safe to say that the"Yakuza" operates in Germany. read more