No Brand Burger Songpa Sageori is a fast-food restaurant in Songpa Sageori, Seoul, selling beef patty burgers and french fries. The menu includes a cheeseburger, a bulgogi burger, the NBB burger, and a teriyaki mayo set. The store is spacious and clean, and burgers and fries are ordered together. When orders pile up, food can take more than 15 minutes to come out.