You can enjoy their own tastes at fish shops and seafood processing companies!
In Yugawara and Manazuru area which are close to ocean with good ports, there are many fish stores and seafood processing companies and they have their own Shiokara or delicacies to sell. Squid Shiokara especially depends on the freshness of the guts, so expert skills to cut and prepare squids is necessary/crucial. This is why you can see so many differences between restaurants or shops in color, texture and taste. You can enjoy strolling amongst Shiokara shops.