Mashiro Mito is a central character in the anime series 'Tayutama: Kiss on My Deity.' She is a Tayutai, a mystical being who appears in the form of a young girl with long white hair and a gentle demeanor. As the main female protagonist, Mashiro is awakened from a long slumber and seeks to coexist peacefully with humans. Her role in the series is to bridge the gap between Tayutai and humans, while developing a close and romantic relationship with the male protagonist, Yuuri Mito. Her kind-hearted nature and determination make her a beloved character in the series.