Foreign nationals entering Korea are required to have a valid passport and a Korean visa issued by the Korean embassy or consular offices in their country. However, citizens from many countries are now permitted visa-free entry for a limited period under certain conditions. In order to check whether you are allowed to enter Korea without visa issuance and for other requirements, please contact a Korean embassy or consular office in your country or visit the following websites to confirm.
Ministry of Foreign Affairs www.mofa.go.kr (Korean, English)
Korea Immigration Service www.immigration.go.kr (Korean, English)
The 107 countries listed on the website linked below are under a Visa Waiver Agreement with Korea. Depending on nationality and passport type, citizens from these countries can visit Korea with the purpose of tourism without a visa for 30 to 90 days.
Hi Korea www.hikorea.go.kr (Korean, English, Chinese)