Has the cast been mentioned in here? Well if not:
Asuka: Hitomi Harada
Ikaruga: Asami Imai
Katsuragi: Yu Kobayashi
Yagyuu: Kaori Mizuhashi
Hibari: Yuka Iguchi
Source
I'm fangasming that Kobayashi Yu is in this. Her role as Futayo has made me a huge fan of hers.