The Cha'Joh was a Klingon D12 class bird of prey in service to the House of Duras. This obsolete starship was commissioned in 2349. Lursa and B'Etor commanded the Cha'Joh. (ST:CCG: Deep Space Nine) In 2369, the Duras sisters brought the Cha'Joh to the Bajoran system to meet with Tahna Los, who attempted to destroy the Bajoran wormhole with Bilitrium explosives supplied by the sisters. (DS9 episode: "Past Prologue") The Decipher card for the Cha'Joh uses the image from "Past Prologue."