Foreign technical trainees or Chinese who wish to visit relatives in Korea should get the permission from the Minister of Justice before being issued a visa. For easy and quick procedure of that permission system, we have introduced a "certificate for confirmation of visa issuance".
Procedure
A. Foreign invitees can obtain visas by submitting the certificate received from Korean invitors.
B. Invitors residing in Korea can obtain the certificate by submitting an application form and required documents at the Korean Immigration Bureau.
C. Foreign invitees apply for a visa application form, a recent passport-type color photograph and passport, and visa fee is also required
*g4f(http://www.g4f.go.kr) stands for Government for Foreigners. This site provides comprehensive information for foreigners who want to visit or live in Korea, including guide on immigration to the Republic of Korea.)