Preparing for Complex Emergencies While Combating COVID-19: The Role of Public Health Nurses in Japan.

A combination of natural calamities and coronavirus disease 2019 (COVID-19) would cause a complex emergency. Modifying a disaster prevention plan to combat COVID-19, by developing an evacuation and monitoring system for the COVID-19 cases and their contacts who stay at their homes, is urgently needed in the public sector. This short communication presents a preparation for the complex disaster by public health nurses who could contribute to preventing risks and death of community-dwelling people.