Nigiri: Pinched sushi, a kind of food in which sushi rice is held in a ball or oval shape and ingredients are added.
Roll: a kind of boat roll and sushi roll, which usually includes one or more layers of vinegar rice and various fish or other ingredients.
Sushi roll, a kind of food with vinegar rice and ingredients rolled together.
* TEMAKI: Hand-Hand sushi, a kind of food in which vinegar rice is held in a ball or oval shape with both hands and ingredients are added.
Besides these, there are many other Japanese dishes and menu options, but these are the most common ones you see when you go to Japanese restaurants.