1. Department of Applied Veterinary Sciences, United Graduate School of Veterinary Sciences Gifu University Gifu Japan
2. Crisis Management Unit, Center for Infectious Diseases Epidemiology and Prevention Research Tokyo University of Agriculture and Technology Fuchu‐shi Tokyo Japan
3. Division of Environment Conservation, Institute of Agriculture Tokyo University of Agriculture and Technology Fuchu‐shi Tokyo Japan
4. Department of Human Environmental Science, Graduate School of Human Development and Environment Kobe University Kobe Hyogo Japan