Oops, it doesn't look like 'award we won day' is a national day..

Other days

pampering

Pampering Day
singles

Singles Day
tulip

Tulip Day
camera

Camera Day
martini

Martini Day
kale

Kale Day
frozen yogurt

Frozen Yogurt Day
ruby

Ruby Day
kiss a ginger

Kiss A Ginger Day
brow

Brow Day