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

Other days

one

One Day
my little pony

My Little Pony Day
pampering

Pampering Day
offer

Offer Day
reading

Reading Day
kale

Kale Day
girl friend

Girl Friend Day
mean girls

Mean Girls Day
boy friend

Boy Friend Day
boba

Boba Day