Sushi Dai is a sushi restaurant in Sangam-dong DMC, Seoul, serving sushi, sashimi, and a special assorted sushi set. It also offers aged kimchi flounder sushi, seared salmon sushi, and Nagasaki champon. Customers can order a two-person set or 12-piece and 24-piece sushi, and the udon noodles are chewy. A wait can form depending on the time of day.