Whether this is a physical product or a conceptual art piece by Sato Hiromi, it is rumored to be extremely rare, with some collectors valuing it at upwards of $40,000. 4. Digital Context and Availability

Soundtracks from early 2000s visual novels that were never given a wide release.

She has provided theme songs for iconic series such as Galaxy Angel , Green Green , and Mizu no Naka no Tsuki .