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

Other days

comfy

Comfy Day
tell a fairytale

Tell A Fairytale Day
bow tie

Bow Tie Day
coffee

Coffee Day
stud

Stud Day
gum

Gum Day
youth

Youth Day
special education

Special Education Day
brow

Brow Day
aloxolt

Aloxolt Day