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

Other days

pumpkin

Pumpkin Day
bonang

Bonang Day
singles

Singles Day
ask out your crush

Ask Out Your Crush Day
brow

Brow Day
buddy

Buddy Day
one

One Day
kiss a ginger

Kiss A Ginger Day
lumpy rug

Lumpy Rug Day
boy friend

Boy Friend Day