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 "Seikoku no Dragonar
." The light novel started in June 2010 and so far 13 volumes have been published.
Light novel website: http://www.mediafactory.co.jp/bunkoj/seikoku/
Seikoku no Dragonar