We kindly ask you to submit the original copy of those missing documents to the KU Graduate School office by postal mail or in person asap. 

★ 주소: (02841) 서울특별시 성북구 안암로 145 고려대학교 대학원행정팀 (중앙도서관(대학원) 126B호) 외국인 전형 담당자 앞 (+82-2-3290-1358)
★ Address: Graduate School Admission Team, Korea University, Room 126B, Graduate School Library, 145 Anam-ro, Seongbuk-gu, Seoul, 02841, Republic of Korea (+82-2-3290-1358)

Regarding the detailed information, please refer to the peronal email and please find the attahced file. 

Thank you.