[administrative division] An eup or ŭp is an administrative unit in both North Korea and South Korea similar to the unit of town. ==In South Korea== Along with `myeon`, an `eup` is one of the divisions of a county (`gun`), and of some cities (`si`) with a population of less than 500,000. The main town or towns in a county—or the secondar... Found on http://en.wikipedia.org/wiki/Eup_(administrative_division)