In the Media Factory fan event "Bunko J Natsu no Gakuensai 2013
," held in Akihabara today, it was announced that five light novels will be adapted into anime. One of them is "Seirei Tsukai no Blade Dance
." The light novel started at the end of 2010, and so far 11 volumes have been published.
Light novel website: http://www.mediafactory.co.jp/bunkoj/seirei/
Seirei Tsukai no Blade Dance