Listen to 夢で見たお姫様 (眠れる森の美女)・Once Upon a Dream (Sleeping Beauty) (PianoBox Lullaby) online. 夢で見たお姫様 (眠れる森の美女)・Once Upon a Dream (Sleeping Beauty) (PianoBox Lullaby) is an Instrumental language song and is sung by Relaxu and Relaxu Box. 夢で見たお姫様 (眠れる森の美女)・Once Upon a Dream (Sleeping Beauty) (PianoBox Lullaby), from the album Once Upon a Wish Collection, Vol. 1, was released in the year 2025. The duration of the song is 1:53. Download Instrumental songs online from JioSaavn.