Seongsan Ilchulbong Haesong is a hairtail restaurant near Seongsan Ilchulbong in Seogwipo that serves grilled hairtail and braised hairtail. The whole grilled hairtail comes with the large bones removed for easier eating, and sea urchin seaweed soup, abalone porridge, and seafood ttukbaegi are ordered alongside it. The grilled hairtail is served prepped, and the braised hairtail comes in a portion large enough to eat with several bowls of rice. The restaurant does not accept single diners.