According to the tweet of Thomas Romain (art director of “Basquash!”), the second season of Senki Zesshou Symphogear was announced to be aired in 2013. The announcement was made at Symphogear Live 2012, held at Zepp DiverCity in Tokyo.
Source: Mr. Romain’s Tweet
Senki Zesshou Symphogear 2 on MAL
