Dice the tofu into cubes.
Season the tofu with salt and pepper.
Heat oil in a pan and fry the tofu until golden brown.
Thinly slice cucumber, avocado, and carrot.
Put rice in a bowl, then add the grilled tofu and sliced vegetables on top.
Mix soy sauce, sesame oil, lemon juice, and sugar to make the sauce.
Drizzle the sauce on top to finish.