World Break: Aria of Curse for a Holy Swordsman

Seiken Tsukai no World Break (聖剣使いの禁呪詠唱) is a Japanese light novel series written by Akamitsu Awamura and illustrated by refeia. SB Creative has published five volumes since November 2012 under their GA Bunko imprint. Both an anime adaptation and a manga adaptation have been announced.

Official

 * http://ga.sbcr.jp/sp/warubure/index.html