Basically the Reiki symbols are helpful in improving the flow of the Life Force Energy. The symbols are considered as a vital part of the Reiki practice. These are secrets and are unlocked only to the Reiki students who seek training in the advanced level.
Do you know these Reiki symbols don’t have any special power all by themselves? It can be made use only when it is used by a practitioner with complete focus on Reiki energies. Cho Ku Rei/Reiki Pwer Symbol, Sei He Ki/Emotional and Mental Healing Symbol and the Hon Sha Ze Sho Nen/Distance Healing Symbol are the three primary Reiki symbols.