"The Merry Widow", Donna Anna in "Don Giovanni", Agathe in "Der Freischütz",
Elisabeth in "Tannhäuser", Mimi in "La Bohème", Marschallin in "Der Rosenkavalier".
Beethoven's Ninth Symphony (over 150 times), Missa Solemnis Beethoven's, Jahreszeiten (Haydn), Mesiah (Handel), Requiem (Mozart, Dovoràk, Faure, Verdi), Gloria Messe (Vivaldi), Cantata No.2. (Webern), Symphony No.4 (Mahler), etc. Several concertante and recitals.
Kumiko Okabo-Bormann taught at the University of Soai (Japan) and the UdK Berlin. She taught in over 10 years at the "Nichi-Doku-Liederkreis" on summer courses in Germany and Japan the subject "German-speaking piano song".