Listen to Nishwase Garam Haoa online. Nishwase Garam Haoa is a Bengali language song and is sung by B. Subhayu and Poornima. Nishwase Garam Haoa, from the album Dus Number Bari, was released in the year 1994. The duration of the song is 5:27. Download Bengali songs online from JioSaavn.