Isu Hamheung Myeonok is a Korean restaurant in Seoul serving naengmyeon (cold noodles), seafood kalguksu (knife-cut noodles), and dumplings. Its hoe (raw fish) naengmyeon (cold noodles) and naengmyeon (cold noodles) have chewy noodles and a rich broth. The naengmyeon portions are generous, and dumplings are served with the seafood kalguksu (knife-cut noodles). The restaurant makes its traditional naengmyeon (cold noodles) by hand.