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

Other days

cat girl

Cat Girl Day
get funky

Get Funky Day
pick me

Pick Me Day
gum

Gum Day
law

Law Day
self care

Self Care Day
cursing

Cursing Day
eat what you want

Eat What You Want Day
promposal

Promposal Day
one

One Day