Guqin（古琴）play at Choyo Kinkai（重陽琴会）at Denpoin, Sensoji（浅草寺伝法院）
Electronic music performance with Akiko Nakayama's ALIVE painting at CSLAB, Tokyo Zokei University, 2013.
Solo performance at the performance show "HOT BREATH", Uchu-kan, Tokyo, 1977
The sound art performance group, "valve/membrance, by Minoru Sato, Asuna, and Keisuke Oki. The group had concerts at Transmediale (Berlin), New Ear Festival (Belgium), and some other places.
A DVD for Nicolas Colins' book "Handmade Electronic Music" contains the group's video.
The solo performance at D22, Beijing on Feb.22, 2007. Played a Nyle Steiner EVI (Electronic Valve Instrument).
Keisuke Oki & Marko Ornik 26.02.2014 21:00 at Centralna Postaja, Maribor, Slovenia