Wonsan Milmyeon Somunnan Son Kalguksu is a kalguksu (knife-cut noodles) restaurant in Gupo-dong, Busan. It serves hand-cut kalguksu, milmyeon, and sujebi (hand-torn dough soup) with kimchi made in-house. Parking is available for about three cars, and the restaurant operates in an old building. The noodle bowls have recently become smaller.