Shikeishū: Ejji de no Kyōki - ōkami shudō no oto chikyū-

Shikeishu: Eiji de no Kyoki -okami shudo no oto chikyu- (or 死刑囚：エッジでの狂気-狼主導の音地球 in Kanji and Phase 1: Activating the Sun in American countries) is an upcoming independent music album by Samuel J. Lowell, and were said to be a soundtrack album for the animated film version of Decomposition of Nature.

It is set to be released on December 19, 2015, just 2 weeks after the release of the movie (December 5, 2015).