Kirat

Kirat-or Kirati- are indigenous Nepalese people of Tibetan ethnic of the Himalayas(mid hills) extending eastward from Nepal into India, Burma and beyond. Although only the Sunuwar (the people who inhabit the region westward of River Sun Kosi), Rai (also known as Khambu or Zimdar), Limbu (also known as Yakthumba or Subba)and Yakkha (also known as Dewan) the vast majority of ethnic people of the region eastward of Nepal too address themselves as Kirati.
http://en.wikipedia.org/wiki/Kirat