"Japan's Largest Private Equity Firm? The Mob"

"Police investigations suggest that the yakuza have become voracious traders and manipulators of listed Japanese shares, and, via a network of about a thousand apparently legitimate front companies, occupy big positions on the shareholder registers of many companies that may not even be aware of the connection.

According to one veteran expert on the yakuza, the new activities of the nation's largest crime syndicates have effectively turned the mob into the biggest private equity firm in Japan."

Rest of this crazy article here