Norman Dück (* 15. December 1995), also known as Yasumu, is a classically-trained multi-instrumentalist and recording artist based out of Hanover, Germany. 
 He releases music in a variety of genres but gravitates towards ambient music with nostalgic vibes. Norman's artistic work is constantly evolving, as he always challenges himself creatively. 
 Since 2018 he has also been writing orchestral and pop music for TV and film exclusively.