The Khosar or Koser Gunge is a mountain in the khosar range, a chain of Karakorum.
The Khoser Gunge is located east of the Shigar Valley above Kashmal village, in the far west of the Masherbrum Mountains. The mountain is eponymous for the surrounding mountain group, the so-called Koser-Gunge group. The first ascent took place in 1899 by the American Fanny Bullock Workman.
The height is given in the literature as 6401 m.
Skardu, Gilgit Baltistan, Pakistan