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

Other days

brow

Brow Day
artists

Artists Day
law

Law Day
tulip

Tulip Day
raise awerness of zeus

Raise Awerness Of Zeus Day
boy friend

Boy Friend Day
fiancee

Fiancee Day
cat girl

Cat Girl Day
girl friend

Girl Friend Day
lash

Lash Day