Originally Posted by LapLap

"Not all sushi bar fare is off limits. For example, you could go to a conveyer-belt sushi place for a midday snack and eat the sliced omelet pieces and the cucumber rolls (kappa maki)."

This is not good advice for a vegetarian as the sliced omelet pieces are invariably laced with the same fish based dashi that miso shiru is (and any number of other Japanese staples are).