20 Biggest Gambling Countries in Asia

5. South Korea 

Number of Casinos: 32

Number of Casino Hotels: 31

South Korea legalized gambling for foreigners and opened its first casino, Incheon Olympos Hotel Casino in 1967. South Korea’s gambling market is well-developed and has 32 casinos and 31 casino hotels primarily located in major cities and tourist areas. Casinos in South Korea offer a range of gaming options and attract both local and international visitors.