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

Other days

unicorn

Unicorn Day
african immigrant and refugee hiv and hep awareness

African Immigrant And Refugee Hiv And Hep Awareness Day
polyamory

Polyamory Day
gum

Gum Day
eat what you want

Eat What You Want Day
ride the wind

Ride The Wind Day
healing

Healing Day
blanket fort

Blanket Fort Day
one

One Day
lumpy rug

Lumpy Rug Day