I heard someting about them adding a third soundbooth before AXZ started... really shows on the trios like this

Oukyo Shul Shagana

Edge Works Of Goddess Zababa

Senki Zesshou Symphogear XD unlimited
Kazanari Tsubasa (Nana Mizuki)

I do not own Cutting Edge x2 Ready Go, the picture/Shirabe and Kirika, the CV's, or the Symphogear anime itself.

From Symphogear XV, the final credits song. All rights go to respective holders, nothing belongs to me