2005-2006 Kaja was funded and toured in Sweden and Germany. The first album (EP) ”Kaja” was released. 2007 ”Krackel” was released at Famous on the Moon Records. Performances at festivals, culture houses, theatres, museums, churches, clubs and private parties in Sweden.

 2008 Sweden tours. New music was composed for the play Riddar Blåskägg that premiered in Gothenburg, performed by Kaja and Kiriaki Christoforidis. Swedish Radio P2 broadcasted a concert at Korröfestivalen.
 2009-2010 Sweden tours. New music was composed and recorded. The album "Rust" was released and got rave reviews. 2011 Kaja attended WOMEX in Copenhagen. Toured in Sweden and Denmark. 2012 Kaja performed in Canada and Holland, toured and did workshops in Sweden. Together with the vocal quartet Tetra, they released an album and toured with "Midvintervaka". 2013 Kaja attended APAP in New York, USA. They toured in South Korea and performed at Jarasum International Jazz Festival, Changwoo World Music Festival, Global Jazz Festival and made a TV concert in EBS Space. Their third album Tre Trappor Upp was released. 2014-2016 SE Tours. New music is written.2017 SE tours. The first recording session for ORIGO is taking place at Aggers Hus in December.2018 SE tours. Recording and production of the fourth upcoming album ORIGO takes place in Örebro. Singel relese 1: Tram No. 9 (Radio Edit), the 1st of Nov.2019 Singel release 2: Irrfärden, the 15th of Feb. Albumrelease: ORIGO, the 1st of March. Release tour!