Dice the tomato and onion into small pieces.
Chop the kimchi finely.
Heat olive oil in a pan and sauté the onion.
Add the kimchi and continue to sauté together.
Add the tomatoes and cook until softened.
Add the rice and stir-fry together with the ingredients.
Pour in water or vegetable broth, cover, and bring to a boil.
Once the rice is cooked, season with salt and pepper to taste.
Serve in a bowl and sprinkle with Parmesan cheese.