Foreign nationals from over 100 countries are eligible to apply online for the South Korea K-ETA through the K-ETA portal or K-ETA mobile application.     If you are not eligible to apply for a K-ETA, you must apply for a South Korea sticker visa by filling out and printing the South Korea visa application from the Korea Visa Portal, after which you will continue the process by submitting the required documents and making payment at your nearest South Korean embassy or representation office abroad.