MF Bunko J
The original light novel series, written by Yomi Hirasaka and illustrated by Buriki, began publication on Media Factory's "MF Bunko J" imprint from August 31, 2009 to August 25, 2015. Eleven volumes in the series have been published. Hirasaka and Buriki also released the light novel "Boku wa Tomodachi ga Sukunai Connect" in December 2012.