Mayu is a supporting character in the anime Sexy Magical Girl Ai. She is the mutant daughter of Shin, born to Rin after Shin raped her. She has shoulder-length gray hair and yellow eyes. Mayu works alongside her father, using her abilities to control the demonic Yuragi as part of their plan to corrupt humanity and destroy civilization. Her role in the story is that of an antagonist who aids Shin in his schemes, including capturing the magical warriors and subjecting them to torture. Little is shown of her personality or development; she primarily functions as an extension of her father's will and a threat to the main characters. Her notable ability is her power to command the Yuragi.