Tsukuyomi, also known as Tsukiyomi, is a demon in the series. Tsukuyomi is the deification of the moon and the ruler of the night in Shintoism. He was born of Izanagi's right eye as he bathed after his descent to the underworld, thus making him the brother of Amaterasu and Susano-o. Tsukuyomi was the second of the "three noble children" (三貴子, Mihashira-no-Uzu-no-Miko), who was commanded by his father Izanagi to watch over the night sky. In the Chronicles of Japan, Tsukuyomi and his sister…