Listen to Ar Koto Rokto Cao Poroar online. Ar Koto Rokto Cao Poroar is an Unknown language song and is sung by Rokonuzzaman. Ar Koto Rokto Cao Poroar, from the album Ranera jibana, was released in the year 2023. The duration of the song is 3:48. Download Unknown songs online from JioSaavn.