Unidam is a sea urchin restaurant in Hamdeok that serves sea urchin rice bowls and sea urchin seaweed soup. It sits on the fourth floor near Hamdeok Beach, and the meal includes a full tray of sea urchin, sea urchin bibimbap, and crisp grilled tilefish (okdom). The dining room looks down over Hamdeok Beach, with a large parking lot behind the building. Sea urchin dishes are on the higher end of the price range.