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Improvised Music from Japan EXTRA 2006 Special Berlin Issue CD2-Track#8 : blumm&tau – Eskimono (4:34) F.S.Blumm: guitar Boris Hegenbart: computer Yumiko Hegenbart: drawings  

nori [für ensemble], concept composition, commissioned by Ensemble Zwischentoene at TESLA in Berlin    

gluehlampenmusik, performed installation for sound and light with Michael Vorfeld – Festival Interface, Ballhaus Naunynstraße, Berlin    

Concert at MaerzMusik / 23.03.2006 [nagare undirected mu] – balance, Seiichi Yamamoto, Yoshio Machida, Christophe Charles, Boris Hegenbart, commissioned by MaerzMusik, Berlin    

CONCERT : FESTIVAL DER EXPERIMENTELLEN MUSIK 2005