|Book of the Dead|
Shisha no sho
The Book of the Dead appears as a normal book with the "Book of the Dead" written in Kanji on it's side and a number one underneath it.
One of the incantations within the book can revive an individual. After gathering a human soul (Kishin Egg in the anime) The chant goes "My heart in side of me...my heart inside my image...O *person's name*...live once again."