"Shake, Rattle, Roll / Degenerates in Dreamland", two radioplays by Gregory Whitehead, 1995.
"just about now", CD based on a sound exhibition with Frans de Waard, Carsten Nikolai, Ryoji Ikeda, Peter Duimelinks, Francisco Lopéz, Roel Meelkop, 1998.
"La Selva" by Francisco Lopéz, "sound environments from a neotropical rain forest", 1998.
"WrK" are Toshiya Tsunoda, Hiroyuki Iida, Jio Shimizu and m/s, 1999.
"just about now", a compilation CD-catalog based on the same name exhibition, curated by Shinichi Yanai and Roel Meelkop, 2000.
Kozo Inada + *0, "b  +2.7K", 2001.
Roel Meelkop "Favorites", LP and CD, 2003.
"The Great New World In Environment And Acceleration", compilation CD of several manifestations with, among others, Pedro Bericat, The Haters, Ron Kuivila, Alex Adriaansens/Joke Brouwer, Barney Haynes, Steina Vasulka/Michael Saup, 1993.