Question: is eto the one eyed owl?
Answer: Eto Yoshimura (芳村 エト, Yoshimura Eto) is the founding leader of Aogiri Tree, having formed the organization in the decade between her original rampage and the beginning of the series. ... Instead, she is the One-Eyed Owl (隻眼の梟, Sekigan no Fukurō), the half-human and half-ghoul daughter of Yoshimura and Ukina.