Usol Haejangguk is a hangover soup restaurant in a residential area of Donghong-dong, Seogwipo, and serves only two dishes: a red haejangguk and a clear naejangtang. Both are built on a broth made with internal organs, with the haejangguk served spicy and the naejangtang served clear. It is open from 6:30 a.m. to 3 p.m., side dishes are self-served, and there are many tables. The soup portion is on the small side and the seasoning is a little strong.