Donbei is a seafood rice bowl restaurant inside Nijo Market in Sapporo. It serves kaisendon topped with salmon, squid, uni, crab meat, and salmon roe, and customers choose between a uni type and a crab type depending on the menu item. Staff take orders when names are written on the waiting list, and food comes out as soon as a table is ready. The restaurant opens at 7 a.m., and the portions of rice are large.