As the largest seaport in Korea, Busan has an abundance of seafood. Seriously, if you like your fish then Busan will likely be a playground to suit your needs, every handful of metres can be a seafood cafe with huge tanks bursting with species like Crab, Hagfish and Flounder. Check https://emilio0repz.canariblogs.com/summer-holiday-haeundae-no-further-a-mystery-51520372