Katsu 8 Yongsan I'Park Mall is a tonkatsu restaurant in Yongsan I'Park Mall, directly above Yongsan Station, serving hire, rosu, cheese, and fried shrimp. The signature Katsu 8 Set includes hire, rosu, cheese, and fried shrimp, while the whole-fish katsu is made by deep-frying a whole fillet of fish. The cheese katsu has a strong cheese flavor without being heavy. Prices are on the higher side.