Listen to 癒し系 online. 癒し系 is an English language song and is sung by ソルフェジオ周波数. 癒し系, from the album 528Hz 効果 - ソルフェジオ周波数, ホワイトノイズ, was released in the year 2017. The duration of the song is 3:36. Download English songs online from JioSaavn.