Pat the pork dry with paper towels to remove excess blood and odor.

Mix 2 tbsp sugar, 3 tbsp soy sauce, and 3 tbsp gochujang to create the base seasoning.

Add 1 can of pear juice to the seasoning mixture.

Add 2 tbsp minced garlic and mix well to complete the marinade.

Massage the pork with the marinade until fully coated.

Add 2 tbsp vinegar and 1 tbsp sesame oil to the marinated pork.

Top the pork with sliced onion and green onion, then sprinkle with a pinch of salt.

Preheat a pan and cook the pork without stirring until the bottom turns golden brown.

Add the vegetables and stir-fry until evenly cooked.

Serve the stir-fried pork over rice, drizzle with mayonnaise, and top with pollock roe for the rice bowl.