At this weekend's New York Comic Con, North American publisher Vertical announced plans to release the Attack on Titan: Before the Fall prequel light novels starting in Summer 2014. Moyocco Anno's (Sakuran, Sugar Sugar Rune) In Clothes Named Fat manga will also be released that quarter.
Three Attack on Titan: Before the Fall prequel light novels, written by Suzukaze Ryo and illustrated by Thores Shibamoto (Trinity Blood), have been released in Japan. The first follows the the development of the 3D maneuver gear as the scouting legion struggle without knowing the titans' weaknesses.
The second follows the youth of Kyklop, who was discovered as a newborn in a mass of titan vomit. The third returns to Kyklop as he battles titans with a set of primitive 3D maneuver gear.
From the light novels...
Anno's manga is a one volume work from 1997. It follows an overweight woman with low self-esteem, stressed by the attractive women around her, who decides to lose weight after being dumped by her lover, only to be faced with the consequences of her "achievement."