Listen to Kaichachu online. Kaichachu is a Kannada language song and is sung by Arjun Janya, Santhu, Karthik and Archana Ravi. Kaichachu, from the album Darling (Original Motion Picture Soundtrack), was released in the year 2014. The duration of the song is 4:16. Download Kannada songs online from JioSaavn.