Seon Sushi is a sushi restaurant located underground near Seonjeongneung in Seoul. It serves fish sushi and hoe-deopbap, along with hoe jeongsik and special hoe jeongsik courses, and is also used for family gatherings and company dinners. At lunch, office workers from the area come for the lunch jeongsik and sushi. The underground space has an old-fashioned interior.