This study aims to preparing a systematic program relating to overseas dissemination of Korean. The purpose of this study is two-folded. One is to examine the exemplary cases of overseas organizations concerned in an attempt to find a effective way of disseminating Korean. The other is to suggest a curriculum design of Sejong School based upon this study. The outcomes from this study can be summarized as follows: First, a systematic and continuing efforts by home country should be made for management of curriculum. Second, a construction of instruction environment is needed for efficient learning. Third, a systematic management is needed in terms of supply of instructers and their re-training. Fourth, education should be practical. Fifth, language education should naturally lead to understanding of culture. (Yonsei University)