Listen to Chopin: Nocturne No.1 In B Flat Minor, Op.9 No.1 online. Chopin: Nocturne No.1 In B Flat Minor, Op.9 No.1 is an English language song and is sung by Claudio Arrau. Chopin: Nocturne No.1 In B Flat Minor, Op.9 No.1, from the album Chillout: 111 Pieces of Classical Music for Relaxation, was released in the year 2013. The duration of the song is 5:42. Download English songs online from JioSaavn.