(REALLY QUICKLY:
I'm not really following the development anymore but I still like the characters and am invested in them)

How they avoid Covid-19, suggested by
OShahad

Stay inside and do school work:
Mei
Asu
Kuroko
Hanako
Megami
Kaga
Geiju
Kiba
Amai
Kuu
Stay inside and DONT do homework
Midori
Gema
Fureddo
Budo
Miyuji

Sleep
Oka
Muja
Mida
Uekiya
Aoi

"5G Towers!" All over the internet to be a troll
Mai
Shiromi
Yui
Beshi
Dora

"5G towers!" Is actually an idiot
Osana
Kizana
Musume

Went?? Off?? The radar?? The frick??
Osoro
Akane
Gita

Tries to spread positivity and it ain't workin
Kokona
Saki
Koharu
Yuna

Caused the virus:
Fun girl

Died from the virus:
Osana (fam why'd you go outside?)