Plakat jazzowy, 2013 Burlesque, 2014 Aviation in Polish Poster, 2010 Museum of Aviation, 2010 Satyricon, 2007 Two such, 2008 Oposter Polnische Opernplakate, 2013 Mme Titanik, 2010 Cyberiada, 2013 Hero! Mania!, 2012 Jeremy Park Show, 2012 Sammlung Bernd Hoppe The treasures of the whole world, 2011 Androids, cyborgs, robots, 2013 Ryszard Kaja exhibition, 2011 Japanese monsters, 2011 Viva La Mamma, 2006 Karate variate, 2014 Alice in Wonderland, 2014 Snowdrop's holiday, 2008 Ryszard Kaja exhibition, 2011 VIII Festival of Chamber Music in Rybna, 2011 Kanibal fastfood, 2011 Einstein, 2014 Spaghetti western, 2011 Czech soap opera, 2011 Madame Butterfly, 2015 English humour, 2011 Ryszard Kaja exhibition, 2011 Ryszard Kaja exhibition, 2011 Amadeus Zbychu Kaja, 2010 Henry and Alice. Into the Wild, 2015 Cracow Kazimierz, 2008 Reverse Psychology, 2016 Art of purring. Ryszard Kaja posters, 2015 Nedza uszczesliwona, 1997 Jazz. XI Tarnogorskie Spotkania Jazzowe Notatnik z Dalekiego Kraju, 2017, exhibition Art of Print. Advertising for a print factory, 2015 Iwona Hossa, 2012 Karski Legnica Cantat 46, 2015 Leszek. Private exhibition Mira na obu brzegach tęczy, 2015 OPostER Polish Opera Poster, 2013 Pachnidlo The Story of a Murderer, 2015 Pchla Szachrajka Jan Brzechwa, 2012 Te Deum Agnus Dei, Krzysztof Penderecki, 2013 Ursa Maior Uprising Warsaw Rybna Dzieciom, 2011, exhibition Słon Trabalski, Julian Tuwim, 2012 Straszny Dwor Stanislaw Moniuszko Wesoła wdówka, Franz Lehar, 2011 Motorbikers Club 22, 2012 Akt rownoległy O! UFO Trubadur, 2014 Grosse Damen und vertraumte Geiger, wystawa Sennik polski. Ryszard Kaja Witebsk exhibition The Hinge. Flora Phallus Fauna. Ryszard Kaja, exhibition Il Barbiere di Siviglia, G. Rossini Budakajapest, Ryszard Kaja exhibition Cyrano, J. Bończyk Polish wedding Klub Podroznika Nutria Nutria, Nigdy wiecej Czas czarodziej Teatr Napiecie (Sausage dog) Satyrykon, 2015 Teatr Pinezka, 2017 Supel Malzeński, 2016 Teatr Napiecie (poodle) Teatr Napiecie (cat) Co Ryszard Kaja miau na mysli, 2017, exhibition Viva Diva, 2016 Nunsploitation, 2013 Teatr na Ugorze Ryszard Kaja Plakaty kulturystyczne, 2016, exhibition 38 Przeglad Piosenki Aktorskiej, Wroclaw, 2017 Ryszard Kaja Plakaty, wystawa, 2014 Don Giovanni, Mozart, 2015 Persona Love Grata, 2012 Bollywood, 2011 Pantokrator, 2014 Skrzypek na dachu Golsschmiede Flowers and Garden Art, 2010