Mutsuki is a first-year student and is of the Pure attribute. Her image color will be orange and she will be taking the singing parts of Hanamaru.

An aspiring scientists, Mutsuki's favorite hobby is tinkering with machinery and inventing miscellaneous contraptions. Her main drive as a school idol is making an impact on her fans, using science as a tool to become successful. Her key traits are her avid determination, loyalty, and innovative mind.