Syuri Murayama is a high school student and a member of the organization known as TERA. In a world where singing has been prohibited, TERA functions as a group of psychic mediums who deal with otherworldly beings known as Great Ghosts. Syuri is characterized by a straightforward and direct personality, a trait that defines her approach to both her duties and her interactions with others.

Her role within the story is tied to her combat abilities, as she fights using a massive sword named Ibukimaru. This weapon is noted to be as tall as she is, emphasizing her strength and skill in wielding it. Complementing her physical prowess, Syuri has mastered a technique called Konpen Matoi Ki, which allows her to wrap spiritual power around her body for enhanced combat effectiveness.

Information regarding her personal background, specific motivations, key relationships with other characters, and any arc of development she may undergo is not available. Similarly, while her abilities and affiliation are outlined, a more detailed account of her role in the central narrative cannot be provided based on the existing information.