Mapo Kalguksu 마포칼국수

Mapo Kalguksu is a lunch-focused noodle restaurant in units 24 through 26-1 on basement level one of Samchang Plaza, 63-8 Mapo-daero, Seoul. Located between Gongdeok and Mapo, it operates during a short daytime window. Oyster kalguksu is the main dish, with plentiful plump oysters, soft noodles, and seasoned broth. The oysters shape both the aroma and texture, making this a clear seafood choice. Anyone with an oyster or shellfish allergy should ask whether other dishes share broth or preparation space. Napa cabbage kimchi and cubed radish kimchi provide two textures beside the noodles. Waiting can develop during the main lunch period, so time-limited diners may benefit from avoiding peak noon. The restaurant is inside the basement; entering Samchang Plaza and checking unit numbers is more reliable than looking for a street-facing shop. Paid parking is listed, and wheelchair access is reported for the entrance and seats. Parking fees, validation, and the elevator route should still be confirmed. Weekday and Saturday schedules differ, with Sunday closure listed, so current last-order times matter for late lunch or weekend visits.