Listen to Ohm Isai Olikkirathu. online. Ohm Isai Olikkirathu. is a Tamil language song and is sung by Nithyasree Mahadevan. Ohm Isai Olikkirathu., from the album Sri Ramadoothan, was released in the year 2002. The duration of the song is 6:03. Download Tamil songs online from JioSaavn.