Cook the rice and season it with sesame oil and a little salt.
Prepare the fillings by slicing vegetables into thin strips and lightly cooking them.
Place a sheet of roasted seaweed on a bamboo rolling mat.
Spread a thin layer of seasoned rice over the seaweed.
Arrange the vegetables and other fillings in the center.
Roll tightly using the bamboo mat and seal the edge with a little water.
Brush with sesame oil, slice into bite-sized pieces, and serve.