153 Gupo Guksu is a Korean fast-food restaurant selling noodles and gimbap, located near hanbok rental shops and Gyeongbokgung. The menu includes bibim guksu and bibimbap, and the janchi guksu contains eomuk, spinach, and danmuji. Ordered food comes out in about five minutes, and the noodle portions are large. It suits a quick meal, and the noodles taste ordinary.