Sushi is a traditional Japanese dish that consists of bite-sized portions of vinegared rice that are typically topped with raw or cooked seafood, vegetables, or egg. The rice is often seasoned with a mixture of vinegar, sugar, and salt to enhance its flavor and texture. Sushi can be served in a variety of styles, including nigiri, which is a small ball of rice topped with a single piece of seafood, and maki, which is a roll of rice and filling wrapped in seaweed. Some popular types of sushi include tuna, salmon, shrimp, and eel. Sushi is a beloved dish in Japanese cuisine and has gained popularity around the world.