Bojohagur or Bojohaghur Duanasir () is a summit in the Batura Muztagh, a subrange of the Karakoram range in Pakistan. It is the west summit of a short ridge whose high point is Ultar Sar, also known as Bojohaghur Duanasir II (despite being higher). It was first climbed in 1984 by E. Kisa, M. Nagoshi, and R. Okamoto, members of a Japanese expedition led by Tsumeo Omae, which ascended from the Hasanabad Glacier via the Southwest Ridge