Sekaro Steak is a restaurant near Ogeum Station in Songpa, Seoul, that serves unlimited refills of Korean beef steaks including tongue, tenderloin, and chuck flap tail. The unlimited format also covers pasta, risotto, and salad along with drinks such as highballs, wine, and sake. Dinner runs for two hours, and staff grill each cut to order as soon as you choose it. Using a room requires a reservation in advance.