The condition of COVID-19 pandemic in Japan can be checked in
the web page of Japanese Ministry of Health, Labour and Welfare.
Cosmic Masers: Proper Motion toward the Next-Generation Large Projects
International Astronomical Union Symposium 380 | 2023 March 20-24, Kagoshima
The condition of COVID-19 pandemic in Japan can be checked in
the web page of Japanese Ministry of Health, Labour and Welfare.