Chiso

 was a member of the Tengobushi caste of the Kamishi.

He was subordinate to the Tengobushi master, Dokan, and participated in the mission to retrieve a Kamishi power cell from the human race. The Kamishi masters decided to end his existence, along with other Tengobushi, after the mission was complete. (AUDIO: Death in Geneva, The Battle of the Tower, Ice Station Alpha)