Jannu or Kumbhakarna is the 32nd highest mountain in the World. It is an important Western outlier of Kangchenjunga, the world's third highest peak. Jannu is a large and steep peak in its own right, and has numerous challenging climbing routes.
The official name of this peak is Kumbhakarna, but the designation Jannu is still better known. It is called Phoktanglungma in native Limbu language, literally "Mountain with shoulders" and it is sacred in Kirant religion.Jannu is the highest peak of the Kumbhakarna Section of the Kangchenjunga Himal , which straddles the border between Nepal and Sikkim. Jannu is entirely within Nepal. A long ridge connects it to Kangchenjunga on the east.