Jeil Seongsimdang is a local bakery in the Seongsan area of Seogwipo that sells naturally leavened bread and other baked goods. Its offerings include ibul ppang, walnut bread, daepa cream cheese bagels, and twigim soboro, and most items can be sampled. The shop opens at 7 a.m. and has operated in the Seongsan area for nearly 40 years, with a bus stop directly in front. There is no seating inside the store.