"Yataizushi" is popular for its high cost performance, starting at 65 yen per piece. It is neither a conveyor belt sushi nor a high-end sushi restaurant, and the reason for its popularity is clear after actually going there.

A new genre of sushi that is neither revolving nor high-end, "izakaya sushi," is quietly booming. The number of stores at "Sugidama," which is in the same group as the revolving sushi chain Sushiro, and "Yadai Sushi," which is run by a Nagoya company, have been steadily increasing in recent years. Also,...