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

Other days

girl friend

Girl Friend Day
polyamory

Polyamory Day
bonang

Bonang Day
cat girl

Cat Girl Day
bounce

Bounce Day
bow tie

Bow Tie Day
ruby

Ruby Day
get funky

Get Funky Day
gum

Gum Day
lisp

Lisp Day