Listen to Boho Kalak Oya online. Boho Kalak Oya is a Sinhalese language song and is sung by Athula Adhikari. Boho Kalak Oya, from the album Boho Kalak Oya - Single, was released in the year 2016. The duration of the song is 3:58. Download Sinhalese songs online from JioSaavn.