Cheongnyeon Guksu Yongsan Branch is a noodle restaurant in Yongsan-gu, Seoul, serving janchi guksu, kongguksu, and jjolmyeon. The janchi guksu comes in anchovy broth topped with buchu, yubu, shredded carrot, and gimgaru, while the bibim guksu is served with a spicy and tangy sauce. The noodle portions are as large as the double-size servings at other shops, and delivery orders are frequent. The dining area is small with limited seating.