霊火神焔 ～Eastern Alternation～，包含柊秀雪演奏的两首非常美丽的钢琴曲。 Soul Flame, God Blaze ~Eastern Alternation~ (霊火神焔 ～Eastern Alternation～ Reika Shin'en ~Eastern Alternation~) is a doujin album by Ash Blind released on 2010-03-14 (Reitaisai 7). It is a vocal and instrumental album featuring arrangements from Mountain of Faith, Subterranean Animism and Undefined Fantastic Object. Tracks 10 and 11 were previously released in Piano no tame no Touhou Shoukyokushuu Op.1-1.