COVID-19 infection increase https://koputokiryo.com/%e3%80%90%e8%8b%b1%e5%ad%97%e6%96%b0%e8%81%9e%e3%82%92%e8%aa%ad%e3%82%80%e3%80%91%e6%97%a5%e6%9c%ac%e3%81%afcovid-19%e3%81%ae%e7%ac%ac8%e6%b3%a2%e3%81%ab%e7%aa%81%e5%85%a5%e3%81%97%e3%81%9f%e3%81%a8/covid-19-infection-increase/