?Hi! Korean? is a series of integrated Korean coursebooks created for foreign learners who have started studying Korean because they like Korean culture. The contents of these textbooks include the latest trends in Korean culture, and various activities are presented so that learners can master the 4 areas of language; speaking, listening, reading, and writing. \"Hi! Korean 3A\" is a first intermediate level textbook for learners who have completed beginner-level courses. It consists of topics centered around social life and communication in Korea. To expand vocabulary, \"Today's Expression\" and lessons on idioms have been included, and for learners preparing for the TOPIK exam, each unit can be completed with practical writing activities.