Wangsesudaeya Naengmyeon Donkaseu is a snack shop in Deungchon-dong, Gangseo-gu, Seoul, that sells naengmyeon and donkaseu and stays open late. The mul naengmyeon comes with a spicy bibim seasoning mixed in, and the donkaseu can be ordered as a single piece. It is open around the clock most days, with ordering and payment at a kiosk at the entrance and side dishes refilled from a self-service bar. The shop tends to be crowded and loud.