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

Other days

coffee

Coffee Day
first love

First Love Day
carpenters

Carpenters Day
blanket fort

Blanket Fort Day
my little pony

My Little Pony Day
slime

Slime Day
bounce

Bounce Day
polyamory

Polyamory Day
bow tie

Bow Tie Day
bubble bath

Bubble Bath Day