Reine Murasame

An analyst for . A young woman in her twenties who wears glasses. She suffers from severe insomnia and always has thick bags under her eyes, sometimes suddenly collapsing. She is a friend and right-hand figure to Kotori, and together they conduct Shidou's training, analyze and monitor information about spirits, and have discovered that a spacequake of the same magnitude can be neutralized by colliding it with another. In addition to these, she is also a professional-level violinist and speaks several minor languages. Since Tooka appeared in Tengu City, she has been appointed as a physics teacher and assistant homeroom teacher for Shidou's class at Raizen High School.