Lay a sheet of toasted nori on a clean cutting board. Scoop a quarter of the rice and spread it evenly over the bottom third of the nori, leaving a small border at the edges.
Arrange slices of raw fish and vegetables in a line along the center of the rice-covered nori. Use about a quarter of each ingredient per sheet.
Using your fingers or a spatula, gently lift the edge of the nori closest to you and begin rolling it over the fillings, applying gentle pressure to shape it into a tight wrap. Continue rolling until the seam is sealed.
Place a large skillet over medium heat and warm it for 2 minutes. Carefully transfer the wrapped nori to the skillet and toast for about 1-2 minutes on each side until the nori is lightly crispy and golden.
Remove the wrap from the skillet and let it rest for a minute. Slice diagonally with a sharp knife if desired, showing the colorful fillings inside.
Serve the sushi wraps with soy sauce for dipping, and enjoy immediately for the best flavor and texture.