Part I: Pre-Service Programs for Elementary Mathematics Teachers; Pre-Service Programs for Secondary Mathematics Teachers; In-Service Programs Provided by Office of Education; In-Service Teacher Efforts for Professional Development; In-Service Teacher Education by Advanced-Skilled Teacher; Part II: Gifted Education for Elementary Students; Gifted Education for Secondary Students; Mathematics Camp for Math Olympiad; Mathematics Education for Disabilities; Mathematics Education for Specialities; Mathematics Education for North Korean Defectors; Part III: The Whole Trend of Researches in Korea; Research Trends in the Realm of Teaching and Learning; Research Trends in the Realm of Mathematics Education Philosophy; Research Trends in the Realm of Assessment Tools; Research Trends in the Realm of Problem Solving; Research Trends in the Realm of Mathematics Education Using ICT; Brain-Based Mathematics Education in Korea; Part IV: Some Perspectives Towards Future Mathematics Education in Korea; Some Insider Advice from a Mathematics Educator; Some Outsider Advice from a Mathematics Educator.