is the of Kumogakure as well as the leader of Kumogakure's forces during the World War. He is also the older brother of Killer Bee, the jinchūriki of the Eight-Tailed Giant Ox. As it is hinted that Killer Bee is a member of the Yotsuki clan, A is likely a member, as well Knowing Yugito Nii's and Killer Bee's immense powers if they were to ever transform into their full tailed beast forms, he forbade at least Killer Bee from doing so.