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

Other days

hannah

Hannah Day
hot chocolate

Hot Chocolate Day
slime

Slime Day
offer

Offer Day
pumpkin

Pumpkin Day
eat what you want

Eat What You Want Day
lash

Lash Day
kiss a ginger

Kiss A Ginger Day
bow tie

Bow Tie Day
camera

Camera Day