Sononi is a member of the Noto Trio, with the mantle of the Coron Dress, and one of the former antagonists of Avataro Sentai Donbrothers who transforms into what was called Transformed Sononi. She is interested in the love affairs of humans; she does not comprehend the concept of love and wants to learn more about it through whatever means possible. Her interest in love extends to humans as well, despite her mission to cause chaos in the human realm.