Bistro 406 is a restaurant in Mok 1-dong, Yangcheon-gu, Seoul, near Omokgyo in Mokdong, serving Italian pasta, pizza, and steak with wine. The menu includes Punggi pizza, crab pasta, Caesar salad, a cheese plate, and Peroni draft beer. The first-floor space is decorated like a small cave, so visiting after making a reservation is better. Seats are narrow and the interior is on the dark side.