Ikigami: The Ultimate Limit
 Ikigami: The Ultimate Limit (イキガミ Ikigami) is a Japanese manga written and illustrated by Motoro Mase. The manga is serialized in Shogakukan's Weekly Young Sunday. A national prosperity law has been passed in dystopian Japan resulting in citizens between the ages of 18-24 being randomly selected to die for the good of the nation. These citizens are given 24 hour notification of their impending death.