Donggukseong is a neighborhood Chinese restaurant in Seoul that serves jjajangmyeon, jjamppong, bokkeumbap, and tangsuyuk. Its ganjjajang uses only shrimp, and its jjamppong comes with whole squid, chadol, and nakji, with noodles cooked soft and chewy. Course meals are brought out on a cart and divided according to the number of people, and the large hall has many seats. At weekend lunch, hall seating is not handled smoothly.