Oops, it doesn't look like 'treasure on the day' is a national day..

Other days

ormille

Ormille Day
ruby

Ruby Day
comfy

Comfy Day
blanket fort

Blanket Fort Day
boba

Boba Day
brow

Brow Day
boy friend

Boy Friend Day
kiss a ginger

Kiss A Ginger Day
bounce

Bounce Day
bonang

Bonang Day