Listen to Kashtam Vandhaa online. Kashtam Vandhaa is a Tamil language song and is sung by Santhosh Dhayanidhi and Yuvan Shankar Raja. Kashtam Vandhaa, from the album Paranthu Po (Side A) (Original Motion Picture Soundtrack), was released in the year 2025. The duration of the song is 3:18. Download Tamil songs online from JioSaavn.