Bushimo announced the release of a new smartphone game in Japan the Symphogear XD UNLIMITED which will be available as a free to play title from 2017 on iOS and Android. This game is under development together with Pokelabo but the release date is not clear.
The official teaser website and the Twitter account already opened and if the title is familiar, well the game based on the Symphogear TV Animation and manga series. The game system details are not clear but according to Bushimo they will record more than 100 different illustrations for the game for all the characters and situations.
It should be noted that you can get some character and early game details during the Tokyo Game Show 2016 this week. The special event will be held on September 15, 2016 at 12:00 (until 13:00). You can watch it online in here: http://live.nicovideo.jp/gate/lv275386238