Jach'a K'uchu (Aymara jach'a big, k'uchu corner,[2] "big corner", also named Jachcha Khuchu, Jachcha Kuchu) is a 4,508-metre-high (14,790 ft) mountain in a volcanic field in the Cordillera Occidental of Bolivia northeast of the Chullkani volcano.

[3] It is located in the Oruro Department, Sajama Province, Turco Municipality.

[4] Jach'a K'uchu is one of five mountains which belong to the so-called Jitiri Dome.

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