Sushi Ian & Songridan-gil is on the second floor of a building on Seokchonhosu-ro in Songpa-gu, Seoul, in the Songridan-gil alley in Jamsil across from the east lake of Seokchon Lake. It serves conveyor-belt sushi and a range of sushi, with every plate priced the same as it moves past and many types to choose from. Tuna sushi comes out as two or three basic plates. There is no sushi made with premium ingredients.