Cut fish cake, squid, radish, and pickled radish into bite-sized pieces.
Heat cooking oil in a pan and stir-fry the fish cake and squid.
Mix the radish with seasoning (red pepper powder, sugar, vinegar, salt) to make seasoned radish salad.
Mix rice with salt, sesame oil, and sesame seeds evenly.
Spread rice thinly on top of seaweed, add pickled radish, squid, and fish cake, then roll it up tightly to make gimbap.
Arrange the radish salad, stir-fried squid, and stir-fried fish cake on a plate and serve with the gimbap.