 Most of the girls in Atarus harem world are characters who appeared  in the Urusei Yatsura TV series, with the exception of: Elle, the  antagonist from the first UY movie  _Urusei Yatsura 1: Onri yû (1983)_ (qv). Maris from  _Rumik World: Za chojo (1992) (V)_ (qv), she is seen riding an  airbike past Ataru and Lahla.