Clean the cucumber sprout, shrimp, and squid thoroughly.
Blanch the cucumber sprout briefly in boiling water and drain well.
Blanch the shrimp and squid in boiling water, then cut them into bite-sized pieces.
Heat perilla oil in a pan, add the cucumber sprout, shrimp, and squid, and stir-fry.
Season with salt and soy sauce to taste.
Sprinkle with sesame seeds and serve on a plate.