Spiritual Energy (Ash)

Spiritual Energy (精神エネルギー, Seishin Enerugī; English TV "Spirit Energy") is energy that exists within planes connected to, but not directly in contact with, the physical world. The energy is best described as formless and nearly non-existing, and while it gravitates to the that permeates through the world, it does not exist in harmony with it unless  is used to bridge the gap.

The only known method to perceive and interact with Spiritual Energy is if one exists in the or, alternatively, possesses the Wakime.

Trivia

 * No, this is not Reiryoku from BLEACH.