Nahen Khoma is a Yakthung/Limbu ritual performed by Limbu shamans :CHASOK TONGNAM AHO EAST SIKKIM 

Nahen Khoma mundhum is a Yakthung/Limbu ritual performed by MURABANG (Limbu shamans) to rid off the evil spirit and jelousies. It is performed to protect and safeguard all from the evil eye and spirits. It's for protection of those who attend the rituals and save from for good health, prosperity and blessings. It for the successful accomplishment of the task or any work wished by the worshippers.