Listen to Halcyon Nights online. Halcyon Nights is an Instrumental language song and is sung by Jazzical Blue. Halcyon Nights, from the album ゆったり夜のチルラウンジBGM - Starry Sforzando, was released in the year 2022. The duration of the song is 1:59. Download Instrumental songs online from JioSaavn.