How to prevent the novel coronavirus? The basic measures against infectious disease, as well as the novel coronavirus, are washing hands and "coughing manners" including wearing a mask. Please click here for further information. Related articles Coronavirus advisory information Any restriction on entering Japan? We requested a cancellation to the hotel that I booked, but the hotel is refusing to provide refund. What should I do when I get injured or sick while I am in Japan? Are there restrictions on bringing my medications to Japan?