Born and raised in Tohoku area in Japan and having lived in Tokyo as well, Kozue is now based in the Los Angels area. She has played koto since she was three years old under Ikuta-ryu Miyagi-kai and holds a semi-master title. She has also played shamisen and shinobue since she was small.

In North America, she has been collaborating with various musicians, dancers, visual artists etc. Not only does she play traditional/contemporary/experimental music, but she also improvises, composes, and creates digital arts.

Other than performances and inter-disciplinary collaborations with various artists, she is currently working on integrating the koto sounds and computer technology to expand the koto performance.

She has studied improvisation, composition, and technology under Susan Allen, Vinny Golia, and Eyvind Kang, and Ajay Kapur, and graduated with her M.F.A. in Performer-Composer at California Institute of the Arts.