Alcohol is an essential part of daily life for many, with South Koreans drinking more hard liquor than anyone else in the world, according to the research firm Euromonitor. In South Korea, it is perfectly legal to drink alcohol in public. People can carry open containers of their favorite alcoholic beverage and even take a drink or two.

Source: https://www.factretriever.com/south-korea-facts, http://www.aljazeera.com/indepth/features/2016/02/country-world-worst-drink-problem-160202120308308.html