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

Other days

blanket fort

Blanket Fort Day
artists

Artists Day
comfy

Comfy Day
stud

Stud Day
kale

Kale Day
tulip

Tulip Day
carpenters

Carpenters Day
hoodie

Hoodie Day
my little pony

My Little Pony Day
boy friend

Boy Friend Day