Shiratori Reiko
白鳥 霊子
| Shiratori Reiko白鳥 霊子 | |
| Aliases | Phantom Sirene |
| Hair | Black, Grey, Shoulder-length, Spiky, Spiky Bangs |
| Eyes | Blue |
| Body | Claw |
| Clothes | Blazer, Miniskirt, Pleated Skirt, School Uniform, Shirt, T-shirt, Thigh-high Stockings |
| Personality | Cheerful, Watashi |
| Role | Childhood Friend, Classmate, High School Student, Student Council Member |
| Visual novels | Main character - Mahou Shoujo o Mucha Kucha Taoshitai! |
| Voiced by | Tsukimori Nene |