Han was originally from Busan, Korea, and she obtained Bachelor of Science in Architecture in Hanyang University in Seoul. After she worked on numerous projects in Kunwon Architects in Seoul, she continued her studies and obtained Master of Architecture in Urban Design from Harvard University Graduate School of Design (GSD). Before joining MMK+, she also practiced in Perkins Eastman Architecture in New York, responsible for project management for various types of projects in New York.