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

Other days

fiancee

Fiancee Day
frozen yogurt

Frozen Yogurt Day
one

One Day
martini

Martini Day
nae nae

Nae Nae Day
kiss a ginger

Kiss A Ginger Day
brow

Brow Day
blanket fort

Blanket Fort Day
comfy

Comfy Day
camera

Camera Day