Hadonggwan Yeouido Station Branch is a Korean restaurant specializing in gomtang, located on the first floor below ground in the Gyojikwon Gongjehoe Building near Yeouido Station. The gomtang contains beef and intestines, is served with rice in the bowl, and is seasoned with scallions, kimchi, and kkakdugi. At the entrance, you state the number of people, pay in advance, and receive a ticket before sitting down, after which the food comes out quickly. Takeout is available for parties of two or more, and the amount of meat in the regular gomtang is on the small side.