In addition to his work in film and TV, Åström has written and performed experimental music for the Butoh dancer and choreographer Frauke. He composed the music and created the sound design for her theatre work Ama-No-Gawa that was performed at the National Arts Festival in Grahamstown, South Africa, in 2010, and the solo dance performance Endangered that was performed at Atalante in Gothenburg in 2012. He also composed music for the dance festival Dance Bistro that was performed in Long Beach, California, in 2013.
