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

Other days

slime

Slime Day
healing

Healing Day
hoodie

Hoodie Day
boy friend

Boy Friend Day
self care

Self Care Day
ormille

Ormille Day
comfy

Comfy Day
eat what you want

Eat What You Want Day
cuddle up

Cuddle Up Day
bubble bath

Bubble Bath Day