Simplify the following text for a Grade 12 native English-speaking person.
Original: Modern geisha still live in traditional geisha houses called okiya in areas called hanamachi ( `` flower towns '' ) , particularly during their apprenticeship .
Simplified: Modern geisha still live in traditional geisha houses called `` okiya '' ( `` geisha house '' ) in neighborhoods named `` hanamachi '' ( `` flower towns '' ) .