Listen to Rain for Concentration online. Rain for Concentration is an English language song and is sung by Nature Sound Band. Rain for Concentration, from the album Healthful Rolling Thunder with Rainstorm Vol.1 (Relaxation,Relaxing Muisc,Insomnia,Deep Sleep,Meditation,Concentration,Lullaby,Prenatal Care,Healing,Memorization,Yoga,Spa), was released in the year 2017. The duration of the song is 4:00. Download English songs online from JioSaavn.