The official Pokémon movie blog has updated. We have added a section collecting every single blog entry for easy browsing. Translations of the new entry follows:

XY&Z Movie Info #1: Presenting Model Sheets for "Chymia"!

Chymia is the princess of Azoth Kingdom, and a girl that hates sitting still!
She has a black Mega Sirknight as her partner, and is an active princess we see operate both a flight device and a bike!

Her voice is portrayed by Mayu Matsuoka, who's well known from lots of TV serials and talk shows!

Related links:
Character/Pokémon presentations
Cast

Source: http://www.pokemon-movie.jp/pokemovie_ch/?p=2231