Halla Sikdang serves Jeju local dishes near Jeju City Hall, including hairtail soup, tilefish (okdom) soup, and sea urchin seaweed soup. The tilefish (okdom) soup, made with shredded radish, is the representative dish, and a bowl of soup comes with half a grilled mackerel. It is open from 8 a.m. to 7 p.m., with the last order at 6 p.m., and the small dining room fills up during meal times. The hairtail soup is on the expensive side.