Reiki Self Attunement Reiki Self Attunement has been pioneered by Judith Conroy from London. Reiki Self Attunement is the easiest way to become a reiki master. Dr. Mikao Usui has nobody else with him when he received the attunement. He did reiki self attunement and became a reiki master. Reiki self attunement will save you a lot of time and investment to become a reiki master.