Hyeon Sushi is a sushi restaurant in the central food alley near Exit 4 of Hyehwa Station in Jongno-gu, Seoul, serving sushi and hoe-deopbap. Ordering a set brings udon and sashimi together with sushi. The slices of raw fish are on the thick side, but waits are long during meal times. The raw fish on the sushi is fishy.