Oona the Monochrome
ウーナ・ザ・モノクローム
| Oona the Monochromeウーナ・ザ・モノクローム | |
| Hair | Black |
| Eyes | Violet |
| Body | Pale, Scar |
| Personality | Atashi |
| Role | Acquaintance, Assassin |
| Subject of | Death, Disaster |
| Visual novels | Side character - Steampunk Full-voice Fandisk |
| Voiced by | Kasumi Ryou |