Ys Seven Prologue ~Tsuzurarezaru Boukentan~ (イース7 プロローグ ~綴られざる冒険譚~) (Ys Seven Prologue: An Unspoken Tale of Adventure) is a drama CD detailing the events between the end of Ys VI: The Ark of Napishtim and the beginning of Ys SEVEN.
Cast[]
| Character | Voice Actor |
|---|---|
| Adol Christin | Takeshi Kusao |
| Dogi | Tessho Genda |
| Terra | Shiori Mikami |
| Ladoc | Banjo Ginga |
| Geis | Takuya Sato |
| Mikhail | Chihiro Suzuki |
| Camara | Shinji Kawada |
| Nice | Mie Sonozaki |
| Nguyen | Tomoyuki Shimura |
| Jed | Kouji Ishii |
| Ord | Kouji Ishii |
| Olha | Miyu Matsuki |
| Isha | Saori Goto |
| Agares | Toru Furusawa |
| Ernst | Satoshi Tsuruoka |
| Xisa | Miyu Matsuki |
| Jue | Kanako Kotera |
| Sera | Airi Furukawa |
| Narration | Banjo Ginga |