Seongsan Soheuine Ttukbaegi Sikdang is a ttukbaegi restaurant in Ojo-ri, Seongsan, Seogwipo. Its signature item is a two-person set that comes with seafood ttukbaegi, grilled mackerel, and abalone seafood ramen. The broth of the seafood ttukbaegi is spicy and refreshing. Sea urchin seaweed soup is a price burden.