Prepare shrimp by removing shell and vein.

Coat shrimp with salt, pepper, sake, and katakuriko.

Beat eggs and chop kimchi and shallots (if using).

Heat sesame oil in a pan.

Add eggs and cook until soft-set, then remove from pan.

Add more sesame oil and fry the shrimp until crispy.

Add kimchi, sake, and oyster sauce to the shrimp and stir-fry briefly.

Add the cooked eggs back to the pan.

Season with salt and pepper to taste.

Garnish with scallions and drizzle with mayonnaise.

Serve immediately.

Consider serving with broccoli.