1. Center for Emergency Preparedness and Response, National Institute of Infectious Diseases, Japan
2. Department of Microbiology, Ehime Prefectural Institute of Public Health and Environmental Science, Japan
3. Division of Virology, Ibaraki Prefectural Institute of Public Health, Japan
4. Department of Microbiology, Virology Section, Osaka Prefectural Institute of Public Health, Japan
5. Department of Microbiology, Kanagawa Prefectural Institute of Public Health, Japan
6. Division of Virology, Kawasaki City Institute for Public Health, Japan
7. Public Health Research Division, Hiroshima Prefectural Technology Research Institute, Public Health and Environment Center, Japan
8. Department of Microbiology, Kumamoto Prefectural Institute of Public Health and Environmental Science, Japan
9. Virus Group, Saitama Prefectural Institute of Public Health, Japan
10. Department of Microbiology, Miyagi Prefectural Institute of Public Health and Environment, Japan
11. Division of Virology, Department of Infectious Diseases, Hokkaido Institute of Public Health, Japan
12. Microbiology Department, Aomori Prefectural Public Health and Environment Center, Japan
13. Division of Virology, Yamaguchi Prefectural Institute of Public Health and Environment, Japan
14. Department of Microbiology, Tochigi Prefectural Institute of Public Health and Environmental Science, Japan
15. Department of Microbiology, Shizuoka Institute of Environment and Hygiene, Japan
16. Laboratory of Viral Infection, Department of Infection Control and Immunology, Ōmura Satoshi Memorial Institute & Graduate School of Infection Control Sciences, Kitasato University, Japan
17. Department of Health Science, Graduate School of Health Science, Gunma Paz University, Japan
18. Department of Virology II, National Institute of Infectious Diseases, Japan