Listen to Gentle Drops of Concentration online. Gentle Drops of Concentration is an Instrumental language song and is sung by Dad Jazz. Gentle Drops of Concentration, from the album 雨の日の仕事に彩りを加える穏やかなジャズ, was released in the year 2024. The duration of the song is 2:00. Download Instrumental songs online from JioSaavn.