ARASHI will be doing their own standalone online year end countdown
This is ARASHI LIVE 2020.12.31 was announced today via their fanclub site
Oricon also wrote that if not for COVID-19 , not only ARAFES 2020 would take place physically but a final Dome tour would have been done before they go on hiatus year end
https://www.oricon.co.jp/news/2176628/full/