Yamong Yamong Seongsu is a hop house in Seongsu, Seoul, selling pizza and craft beer. It serves pizza, onion rings, and fried dumplings as anju, and beer is chosen from several kinds. It is the Seongsu branch of a craft beer bar that ran for 10 years in Jeongja, Bundang. The indoor restrooms are separated for men and women and are well maintained.