Question: what is the difference between sushi nigiri and sashimi?
Answer: Nigiri is a combination of sushi and sashimi. It is a dish of raw slices of fish (sashimi) served over oblong mounds of pressed vinegar rice (sushi). Because it includes the vinegar rice, nigiri is a type of sushi. Nigiri is always a variety of seafood, like fish, octopus, shrimp, or squid --- but never meat.