Bernhard Gal and Yumi Kori create audio-architectural installations. Since 1997, they have explored the interactions between aural, temporal and spatial situations and their influence on human perception and imagination. Their installations have been exhibited internationally, in cities including Basel, Berlin, New York, São Paulo, Seattle and Tokyo.

JUKAI is an architectural environment by Japanese artist Yumi Kori, accompanied by a sound installation by Austrian composer and sound artist Bernhard Gal.