: Contains rare collaborations with other artists and special versions not found on original single releases.
This additional disc includes seven notable collaborations and guest vocal performances, such as Sakai’s work with Barbier, TAK MATSUMOTO (B'z), and the supergroup ZYYG, REV, ZARD & WANDS. Technical Excellence and Mastering ZARD - ZARD SINGLE COLLECTION20th ANNIVERSARY -FLAC
As a Japan-only release from , the physical CDs are now out of print and command collector prices. Digital FLAC copies are not sold on international streaming stores (e.g., Apple Music, Amazon MP3 only offer lossy AAC/MP3). However, the collection can be found: : Contains rare collaborations with other artists and