Food Safety Report: SAKURA SUSHI COBOURG, King Street West, Cobourg, Ontario, Canada 9 months ago • details 13 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Stomach Pain, Cramps, other: Burping Suspected source: I had sushi about an hour and a half ago Onset: Less than 4 hours Duration: 4 to 12 hours Sick: Me