Jeju Eungalchi is a fish restaurant next to the Gwanak-gu Office near Seoul National University, serving grilled hairtail, braised hairtail, and grilled mackerel. The braised hairtail, its signature dish, comes with radish cooked through in a spicy, sweet, and salty sauce, along with perilla leaves and rice. The grilled mackerel is moist and chewy, with plump flesh. The meal also includes seaweed soup and side dishes.