Shinobu Honosaka is the granddaughter of the director of Honosaka Healing Center, linking her family to this institution focused on vocal medicine. She shares a longstanding childhood friendship with Sonia Yanagi, a certified healer who trained overseas. Professionally, Shinobu aspires to become a "sonic musician" or "music therapy composer." She dedicates her efforts to creating original healing compositions and compiling songs specifically used in patient treatments, developing musical scores designed for therapeutic applications within vocal medicine. In personality, she is characterized as shy.