Harri Kuusijärvi has explored accordion music with an exceptionally wide angle. He has forged a formidable Reputation for Performing contemporary repertoire for accordion, and has given concerts in several stages around the world. In 2020  Kuusijärvi was nominated for the Teosto Prize, one of the most Noteworthy art prizes in the Nordic countries, for his compositions on Lehtojärven Hirvenpää album.