Listen to Soothing Rain for Research: Enhance Focus and Concentration with Rain Sounds online. Soothing Rain for Research: Enhance Focus and Concentration with Rain Sounds is an Instrumental language song and is sung by Celia Callahan. Soothing Rain for Research: Enhance Focus and Concentration with Rain Sounds, from the album Relaxing Rhythm - Soothing Sounds for Sleep and Relaxation: ASMR Nature Rain, was released in the year 2024. The duration of the song is 2:02. Download Instrumental songs online from JioSaavn.