The Kilimanjaro Darkjazz Ensemble

Dark jazz group from Netherlands. Formed in 1999 in Amsterdam, The Netherlands and led by Jason Kohnen and Gideon Kiers.

Officially on hiatus since late 2013.

On January 22, 2025 via his email newsletter Jason Köhnen announced that both The Kilimanjaro Darkjazz Ensemble and The Mount Fuji Doomjazz Corporation are back: "After a hiatus of 12 years... I can proudly say that TKDE (and TMFDJC) are back together again... Stay tuned for upcoming news!"

Last lineup:
Jason Köhnen - programming (1999–2006), production (1999–2006), bass (2004–2013), double bass (2004–2013), guitar (2004–2009), synthesizers (2006–2013), piano (2006–2013)
Gideon Kiers - programming (1999–2013), electronics (1999–2013), sequencing (1999–2013), beats (1999–2013), FX (1999–2013), production (1999–2013), drums (2006–2013)
Hilary Jeffery - trombone (2004–2013), oscillator (2006–2013)
Nina Hitz - cello (2004–2013)
Charlotte Cegarra - vocals (2006–2013), flute (2008–2013), xylophone (2008–2009), piano (2009–2013), Rhodes piano (2009–2013), FX (2009–2013)
Eelco Bosman - guitar (2006–2013), FX (2009–2013)
Sarah "Sadie" Anderson - violin (2008–2013)

Live members:
Eiríkur Orri Ólafsson - trumpet (2011) (also appeared on "" (track "Celladoor"))
Ron Goris - sound engineer

Session musicians:
Godfried Satan - vocals (2009, on "")
Coen Kaldeway - saxophone, bass clarinet (2011, on "" (track "Giallo"))

The Mount Fuji Doomjazz Corporation is their side-project/alter ego.