In Japanese cuisine, sushi is vinegared rice, usually topped with other ingredients, including fish, various meats, and vegetables. Outside of Japan, sushi is sometimes misunderstood to mean the raw fish by itself, or even any fresh fish. Outside of Japan, sushi is sometimes misunderstood to mean the raw fish by itself, or even any fresh raw-seafood dishes. In Japan, sliced raw fish alone is called sashimi and is distinct from sushi. In Japan, sliced raw fish alone is called sashimi and is distinct from sushi, as sashimi is the raw fish component, not the rice component. The word sushi itself comes from an outdated grammatical form of a word that is no longer used. The word sushi itself comes from an outdated grammatical form of a word that is no longer used in other contexts; literally, sushi means "it's sour."

There are various types of sushi: sushi served rolled sushi served rolled inside nori (dried and pressed layer sheets of seaweed or alga) called makizushi or rolls; sushi made with toppings laid with hand formed clumps of rice sushi made with toppings laid with hand formed clumps of rice called nigirizushi; toppings stuffed into a small pouch of fried tofu called inarizushi; and toppings served scattered over a bowl of sushi rice called chirashi-zushi.

In Japanese cuisine, sushi is vinegared rice, usually over other ingredients, including fish, various meats, and vegetables. In Japan, sushi is sometimes misunderstood to mean the original fish itself, or even any fresh raw-seafood dish. In Japan, sashimi is only known as sashimi as distinct from sushi, where the sashimi is used as a component of the sashimi, rather than a component of the rice. The word sushi itself is a grammatically obsolete form of a word that is no longer used in other contexts; in fact, sushi is "that which is sour."

There are various types of sushi sushi seaweed rolls: the inner (dried and pressed layers of flakes of seaweed or seaweed) are called makizushi or rolls; the ingredients made into the sushi are spread out by hand to form clumps of rice called nigirizushi; the toppings are tucked into a small bag of deep-fried tofu called inarizushi; and the toppings are ever strewn in a bowl of sushi rice called chirashi-zushi.

Sushi itself is from an outdated grammatical form that is no longer used otherwise; in fact, sushi "which is sour. zushi.