The Origin of Reiki and Prayer Rei – Universal and All-Encompassing. Ki – LIfe, Life-Force Energy, and Spirit Breath. Life Force Energy is demonic spirits. Learn the Origin of Reiki. Dr. Mikao Usui is a man who re-discovered Reiki in the late 1800’s. Skiki is – A Japanese word meaning “Style,” or “method. It is using demonic spirits to bring healing and you will receive healing but your symptoms come back worse. For those involved with Reiki and Want to Be