Yumitsu Tomoe (巴 ユミツ, Tomoe Yumitsu) is a member of Aogiri Tree, and a direct subordinate of Tatara. She is known by the alias Grave Robber (墓盗り, Hakatori) or Quinque Hunter (クインケ狩り, Kuinke Gari), due to her habit of collecting quinques from investigators that she kills. Hooguro refers to her as Little Bin (小瓶, Kobin).