Erina Ayaka (絵里奈 絢香, Ayaka Erina) is a young woman of Heisekai, one of the twelve Captain-Generals of the Shuuten, as well as the youngest in the history of Heisekai to reach that rank. Erina, alongside Fujimoto and Shiori Nakamura, heads up the 2nd Division and, as a result, help commands the Jōren and safeguard Heisekai's borders.