Korean mafia is involved in video gambling:

Adult game arcades and distribution of gift certificates were discovered to be dominated by crime organizations, which used the profit to fund illegal activities.

The market for adult only game arcades and commercial computer rooms reaches 88 trillion won annually, with tax evasion rates estimated to be 8.8 trillion won.

The National Intelligence Service (NIS) submitted a report on July 11 to Cheong Wa Dae on Addressing Social Evils – Dismantlement of Commercial Game Arcades Urgently Require

According to the report, Ahn, a middle boss from the Yeonggwang crime family in South Jeolla Province, is in charge of national distribution of H Gift Certificates, the third largest producer of certificates, while Seobang crime family deputy boss Oh is operating two illegal casinos which generate daily profits averaging 100 to 500 million won.

The report stated, Tax evasion rates from illegal money exchange are estimated to amount to 4.5 trillion won for adult-only arcades, and 4.3 trillion for commercial computer rooms.

Who would of thunk it?