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

Other days

stud

Stud Day
self care

Self Care Day
coffee

Coffee Day
china

China Day
azonto is acceptable

Azonto Is Acceptable Day
gallery

Gallery Day
bonang

Bonang Day
tell a fairytale

Tell A Fairytale Day
tulip

Tulip Day
brow

Brow Day