Sushi Sumire is a sushi restaurant in Cheongdam-dong, Seoul, that serves sushi and sashimi as omakase. Each piece of sushi is served one at a time, balancing the looseness of the shari with the neta, and the chef explains the ingredients. The restaurant offers lunch and dinner omakase and has a private room. The sign and entrance are not easy to spot, so the restaurant is hard to find.