Food Safety Report: Hakudanfuku Shin-Yokohama Ramen, 2 Chome-14-21 Shin-Yokohama, Kohoku Ward, Yokohama, Kanagawa, Japan 2 months ago • details Suspected food poisoning. Symptoms: Diarrhea, Fever, Stomach Pain, Cramps, Chills, Headache Suspected source: Ramen Onset: 4 to 12 hours Duration: 12 to 24 hours Sick: Me