Arche (アーチェ?) is the younger sister of Tito. Despite her appearance, she is a hardworking person and is in charge of item management in the Dandelion. Although she doesn't usually say so, she feels that Tito's dream of becoming a craftsman is like her own, and she is determined to support her brother in every way she can.
| Ys IX: Monstrum Nox Characters |
|---|
| Monstrums |
| Adol Christin/Crimson King - Krysha Pendleton/White Cat - Credo Aiblinger/Hawk - Anemona Rijndael/Doll - Yufa Gamberg/Raging Bull - Jules Noah/Renegade |
| Friends |
| Aprilis - Dogi - Parks - Chante - Tito - Arche - Silhouette - Iris - Lucien - Saradhi - Margot Reyes - Maxim - Xavier - Morbihan |
| Collaborators/Other |
| Carla Pendleton - Belger - Ingrid - Marius - Riche Pendleton - Roderio Rijndael - Melissa Rijndael - Marc - Eudes - Elle - Felix - Smirnov Noah - Pamella Noah - Vallin - Gordo - Pak - Toto |
| Antagonists |
| Chatelard - Zola Guesclin - Atra Nox Philius |