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

Other days

artists

Artists Day
my little pony

My Little Pony Day
lumpy rug

Lumpy Rug Day
cat girl

Cat Girl Day
bow tie

Bow Tie Day
offer

Offer Day
aloxolt

Aloxolt Day
mean girls

Mean Girls Day
ruby

Ruby Day
comfy

Comfy Day