Keunjip Sundaeguk near Naebang Station is a sundae-guk restaurant. Its broth is made in-house and served with sundae and offal, and the abai-gukbap comes with chapsal sundae. It is a 2-3 minute walk from Naebang Station Exit 5, and kimchi and kkakdugi are served for diners to take as they like. The interior is small, so it is inconvenient for groups to visit together.