1 July 2020, 11:55am, Lhotka outdoor swimming pool, Prague Music for Sirens… micro-concerts with emergency siren test Develooper (world premiere) Concept / music: Petr Wajsar Petr Wajsar (Develooper) – electronics, Štěpán Janoušek – trombone
4 December 2019, 11:55, Jan Neruda Grammar School, Prague Music for Sirens… micro-concerts with emergency siren test Staircase and Brasses (world premiere) Concept / music: Matouš Hejl Štěpán Janoušek – trombone, Jiří Genrt – tube
14 September 2019, Archa Theatre, Prague International Shakuhachi Festival Prague Lucie Vítková: Ways of Doing (world premiere) Makiko Goto – bass koto, Akihito Obama – shakuhachi, Lucie Vítková – hichiriki, Anna Fliegerová Romanovská – violin, Lukáš Brabec – saxophone, Štěpán Janoušek – percussio
4 September 2019, Jan Deyl Conservatory, Prague Music for Sirens… micro-concerts with emergency siren test Staircase (world premiere) Concept / music: Jiří Lukeš Věra Kestřánková – bass clarinet, Štěpán Janoušek – trombone, Tomáš Mika – electric guitar
5 June 2019, DOX+, Prague Petr Wajsar: Algorhythm for trombone and small orchestra (world premiere) Štěpán Janoušek – trombone, BERG Orchestra, cond. Peter Vrábel
3 April 2019, New Town Hall, Prague & Lichtenstein palace – courtyard, Prague & Upper Square, Olomouc Music for Sirens Audiobridge from Prague to Olomouc and back Concept / music: Jan Trojan Yanina Alachnovič – flute, Štěpán Janoušek – trombone, Miro Tóth – saxophone
