Japan is preparing for a possible “twindemic” scenario this winter in which up to 750,000 people per day could be infected with either the coronavirus or the flu, once again resulting in strain on the health care system.

The government has already begun urging people with a fever who are deemed to be at a higher risk of suffering from severe symptoms to get a self-test kit and stay at home to recover, instead of going to a nearby clinic.

This winter, the cause of flu-like symptoms could be the coronavirus, the flu or the respiratory syncytial virus (RSV). What is the government’s guidance for the season if you have a fever or other symptoms? Here is what you need to know.