tajja () is a korean slang term meaning "professional gambler." it is also the title of a south korean comic illustrated by famed korean cartoonist huh young-man and written by author kim se-yeong. it was first serialized in the newspaper "sports chosun" in 2000, and upon its publication, became a bestseller among adults of different age groups and both genders. it was later adapted into the 2006 film "" and the 2008 television series "tazza".