After graduating from Tokyo University of the Arts, Kimura earned a diploma under the guidance of S. Ghazarian in the master class of the University of Music and Performing Arts Vienna. Currently she holds the position of “prima” researcher at the Japan Vocalists Forum Research Center. Kimura has studied with Tomoko Yamaguchi, Tomoko Shimazaki and Chieko Shimohara. She is an associate member of Nisseikyo (the Japan Vocal Music Academy).