noun
isomaki-zushi; mackerel roll sushi with kombu
A type of makizushi where a salted, vinegared mackerel fillet is rolled with rice and covered with shredded kombu (kelp).
磯巻き鮨は、サバの酢締めとコンブの旨みが特徴です。
Isomaki-zushi is characterized by the vinegared mackerel and the savory flavor of kombu.
磯 (iso, 'rocky shore') + 巻き (maki, 'roll') + 鮨 (sushi). The name likely refers to the use of kombu, a seaweed associated with the shore, wrapped around the roll.