Rolls with rice is a type of sushi, which is a Japanese dish consisting of cooked vinegared rice combined with other ingredients such as seafood, vegetables, and sometimes tropical fruits. It is often served with pickled ginger, wasabi, and soy sauce. Sushi is typically rolled in seaweed and cut into bite-sized pieces. Rolls with rice are a popular type of sushi, usually filled with raw fish, vegetables, and other ingredients.