Cook the Rice: Rinse 1 cup of sushi rice under cold water until clear; cook according to package instructions. Mix in 2 tbsp rice wine vinegar, 1 tsp sesame oil, and 1 tsp sugar while warm. Let it cool slightly.

Prepare Toppings: Drain canned tuna and mix with ¼ cup bang bang sauce. Slice 1 ripe avocado and chop 2 scallions. Prepare fresh veggies like radishes or carrots if desired.

Pan-Fry Rice: Heat a non-stick skillet over medium-high heat, add 1 tbsp olive oil. Add sushi rice, pressing down lightly; cook for 3-5 min until golden brown. Flip and cook for 1 more minute.

Assemble Bowl: Spoon pan-fried rice into bowls. Top with bang bang tuna, avocado, and scallions. Sprinkle furikake and drizzle with Sriracha. Serve immediately.