Gupo Guksu is a noodle shop and drinking spot in Seoul, next to Gui Gui. It serves noodles made with medium-thick wheat noodles in a warm broth simmered from anchovies, along with dishes such as jeon and bossam. At lunch, a set comes with bossam and janchi guksu, and jeon can also be ordered. The special-size noodles are small in portion.