Albert Mangelsdorff (tb), Heinz Sauer (ts), Günther Lenz (b), Ralf Hübner (dr)
Tracklisting:
1. Sing & swing (14:56)
2. Open space (10:45)
3. Mahüsale (22:07)
4. Triple trip (4:17)
Recorded February 15, 1971, DUG, Tokyo
Released 2006.