From 1974-82 he was a member of the renowned Dresdner Kreuzchor and subsequently went on to study composition and piano at the Carl Maria von Weber College of Music in Dresden.
In 1990, after the fall of the Berlin Wall, he emigrated to Japan and established himself as a successful composer of film and TV scores, completing over 40 to date.
[2] Deutsche Grammophon recorded and released the disc of the resultant 65-minute cycle Mein Herz brennt with bass René Pape, voice Katharina Thalbach and the Dresden Sinfoniker conducted by John Carewe.
In May 2009 Vladimir Jurowski and the LPO introduced Mein Herz brennt to London, this time with the original cast of René Pape and Katharina Thalbach.
Rasch’s most recent project was a commission from English National Opera and Punchdrunk - a setting of The Duchess of Malfi – which was given sold-out performances in July 2010 in a dis-used office block in London’s docklands.