Korean Won can be applied at most online s providing their services in the nation. https://eilly.us/%EC%8B%A0%EB%A2%B0%ED%95%A0-%EC%88%98-%EC%9E%88%EB%8A%94-%EC%B9%B4%EC%A7%80%EB%85%B8%EC%82%AC%EC%9D%B4%ED%8A%B8-%EC%B6%94%EC%B2%9C-%EC%95%88%EC%A0%84%ED%95%9C-%EA%B2%8C%EC%9E%84-%ED%99%98%EA%B2%BD/