• Duration: 7'
• Instrumentation: Jazz ensemble: pf vbf cb batt; Orkiestra: 1120-0000-batt (2esec) cemb-archi (4.0.2.2.0)
• Year: 1962
• Language of edition: eng, pol
• Type: parts, score

''Couse J'' progresses from aleatoric and topophonic improvisation by individual instruments towards the solo of the jazz ensemble, thus proceeding from the composer's own style towards that of contemporary jazz.