As the largest seaport in Korea, Busan has an abundance of seafood. Severely, if you prefer your fish then Busan will be a playground to suit your needs, just about every couple of metres is often a seafood cafe with substantial tanks bursting with species like Crab, Hagfish and Flounder. https://knox6530e.bloguetechno.com/busan-haeundae-roomsaloon-guide-can-be-fun-for-anyone-66245205