Cut the tofu, bacon, shiitake mushrooms, and onion into bite-sized pieces.
Heat oil in a pan and stir-fry the bacon.
When the bacon becomes golden, add the shiitake mushrooms and onion and continue frying.
Add the tofu and gently stir-fry, making sure it doesn't break apart.
Add the rice and stir-fry until all ingredients are well mixed.
Season with soy sauce, salt, and pepper to taste.
Transfer the finished fried rice to a bowl.