Character song series 1 featuring Zweiwing for the anime series Senki Zesshou Symphogear will be out on 25 January 2012. Only 1 type of edition available for purchase. This release is from the seiyuu of Kanade and Tsubasa: Minami Takayama and Nana Mizuki.

Track-listing of Character Song Series 1

1. 逆光のフリューゲル
2. ORBITAL BEAT
3. 逆光のフリューゲル [Instrumental Ver.]
4. ORBITAL BEAT [Instrumental Ver.]

Single Title: Senki Zesshou Symphogear Character Song 1: Zweiwing
Catalog Number: KICM-3242
Release Date: 25 January 2012
Retail Price: 1,200 yen
Preorder at: CDJapan

Not bad. Enjoying this anime pretty much xD.