Der magische Tänzer (不思議なダンサー) / 1965
Come and Go (行ったり来たり) / chamber opera / 1977
CD
Not I / monodrama / 1980
What Where (何、どこ) / chamber opera / 1988
CD
Schneewittchen (白雪姫) / opera : prologue, 5 scenes & epilogue / 1998
CD
Lunea (ルネア) / dream opera : 23 scenes / 2018