Sen Morimoto is a multi-instrumentalist, songwriter, vocalist, and producer, as well as the co-owner of the Chicago-based label Sooper Records. On releases such as his self-titled 2020 full-length and 2023's Diagnosis, he constructs densely arranged art-pop songs combining elements of jazz, hip-hop, indie rock, and R&B, filled with lush vocal harmonies and intricate melodies.