Oops, it doesn't look like 'Cyber day' is a national day..

Other days

lash

Lash Day
unicorn

Unicorn Day
slime

Slime Day
promposal

Promposal Day
my little pony

My Little Pony Day
tell a fairytale

Tell A Fairytale Day
martini

Martini Day
aloxolt

Aloxolt Day
cuddle up

Cuddle Up Day
fiancee

Fiancee Day