The latest update on Code Geass: Akito of the Exiled has revealed that Yoko Hikasa (K-on!'s Mio Akiyama, Working!!'s Izumi Takanash)i, Satoshi Hino (Bakuman's Akito Takagi, Familiar of Zero's Saito Hiraga, Gintama's Kamui, Naruto Shippuden's Sai) , Yoshitsugu Matsuoka (Heaven's Memo Pad's Narumi Fujishima) have been added to the four episode OVA's cast.
The first episode hits Japan August 4th, with the other three following seasonally.
Ryo - voiced by Satoshi Hino
Ayano - voiced by Yoko Hikasa
Yakuya - voiced by Yoshitsugu Matsuoka