Arc is internationally awarded architects practice based in Seoul, South Korea led by four partners; Kerl Yoo AIA, Insoo Park KIRA, Jeongim Kim and Tesoc Hah RIBA. It creates new topography with its motto, differentiated, credible and knowlÂedge-based design in Korean architectural design scene. Miral School, completed in 1996, was selected one of the best 10 Korean architecture of 20th century by KBS.