Listen to Valaiyosai online. Valaiyosai is a Tamil language song and is sung by Ilaiyaraaja, S.P. Balasubrahmanyam and Lata Mangeshkar. Valaiyosai, from the album Sathya (Original Motion Picture Soundtrack), was released in the year 1988. The duration of the song is 4:34. Download Tamil songs online from JioSaavn.