It mainly refers to the type made of hand-shaped cooked vinegared rice topped with raw fish and shellfish, marinated spotted shad or mackerel, boiled conger, cooked prawn, or an omelet placed on hand-shaped cooked vinegared rice.
主に魚介の生身やコハダやサバなどを〆たもの、煮マアナゴや蒸しエビなどの火を通したもの、卵焼きなどの「タネ」と酢飯を握り合わせたすし。