Place the rice in a bowl.
Open the can of spicy tuna, drain some of the liquid, and put the tuna on top of the rice.
Julienne the cucumber, carrot, and perilla leaves, then place them on top of the rice.
Add a fried egg on top.
Drizzle with sesame oil and sprinkle with sesame seeds.
Mix well with gochujang (Korean red chili paste) and enjoy.