Sushiya Maruishi
A conveyor-belt sushi restaurant directly operated by Ishihara Suisan fish company. Opened in 2006 by a fishmonger established in 1954. Uses Sado-grown Koshihikari rice and fish landed fresh each morning, offering 80+ varieties from 170 yen per plate. Motto is 'fresh, delicious, affordable' — locals visit monthly or more. During Obon, waits can exceed 1 hour for returnees.
Repeat visitors never stop: 'A must-visit when in Sado,' 'Getting blackthroat seaperch at this price is miraculous,' 'Always crowded with locals.' TripAdvisor #1 in Sado, 4.3/39 reviews. Tabelog 203 reviews.