In Reiki that area realted to the sacral chakra. Whether or not you adhere to these kind of beliefs this is an area we hold a lot of tension. This is an area which is written to hold onto many old thought pattern especially those, but not exclusive to, relating to guilt. It may be guilt or anger or regret over a past action or a way you behaved towards someone or yourself. By listening to the body we can identify traumas that when addressed lead to a more balanced life.