Igamyeonok is a restaurant near Gyeongbokgung in Seoul that serves Hamhung naengmyeon, mandu, and kalguksu. The naengmyeon comes in a light buckwheat broth, and the menu also includes gunmandu, jinmandu, and mandu jeongol. The kimchi and kkakdugi are flavorful from the start, and the mandu have generous fillings, so eating them with naengmyeon fills you up. The naengmyeon broth is on the bland side.