Kikuko Maruo graduated from Kobe College, majoring in composition. Fascinated by the energy and wonder of the human voice itself, she has been writing choral and vocal ensemble pieces as well as instrumental music since 2008. She also plays percussion instruments for her own compositions. Until March 2015, she was a professor at Kwansei Gakuin Seiwa Junior College. She is currently a part-time lecturer at the Faculty of Education, Kwansei Gakuin University and Kwansei Gakuin Seiwa Junior College. She lives in Toyonaka City, Osaka.