A CD album with ultra-rare tracks, including completely unreleased songs, that surprises even Yoshiko Sai fans! This edition adds nine bonus tracks to Yoshiko Sai's unreleased song collection "Aoi Glass Dama (ARCD-239)," released in 2015. The jacket artwork features an unreleased painting by Yoshiko Sai herself, as well as unreleased photographs. Of particular note are six completely unreleased tracks (TR-8-13) that were secretly recorded in 1987, during her hiatus from music activities.