Reikaku

Reikaku (霊格, "Spiritual Status") are the senses used to detect. It can be considered a sixth sense, in contrast to the five physical senses, which operates at the spiritual level and whose sensory organ is the heart. According to, all beings that possess spiritual power undoubtedly possess the ability to perceive the spiritual pressure emitting from them.

Reiatsu Orientation
Those that have refined their mastery over reikaku are able to determine various aspects regarding the nature of one's spiritual pressure.