- v1c1-4 (end) by Delinquent-mangaMay 20, 2010
- v1c4 (end) by BanchouJun 16, 2009
- v1c2-3 by BanchouMay 12, 2009
- v1c1 by BanchouApr 14, 2009
A side-story to Worst. Each chapters delves deeper into the backstory of some characters and reveals the story of their past. The first part goes on about the Umehoshi brothers, the second reveals how the forming of the Armament took place, and so on...
Shinsouban edition includes and manga from .