Located in the arcade that connects Gyeongbokgung Station's underground area with Jeokseon Hyundai Building, Tongyeong Gulbap is a well-known restaurant among nearby office workers. Its signature dishes include Tongyeong Gulbap (oyster rice), Maesaengi Oyster Soup, Jeongsik, and Oyster Pancakes. The restaurant also offers a variety of seafood dishes, such as octopus, cockles, and abalone. People return frequently for the fresh oysters and the mild, clean flavors that aren’t overpowering. The oysters are sourced directly from Tongyeong, allowing diners to experience a taste of fresh oysters that are hard to find in Seoul. Through flash freezing, the restaurant maintains the freshness of the oysters, allowing customers to enjoy them in winter and summer.