Arai Saki
新居 紗希
| Arai Saki新居 紗希 | |
| Age | 27 |
| Hair | Brown, Shoulder-length |
| Eyes | Amber |
| Clothes | Loose Socks, Pendant Earrings, Pendant Necklace, Sailor School Uniform, Sport Bloomers, Suit, T-shirt |
| Role | Management |
| Engages in | Cow Cosplay |
| Subject of | Hypnotism |
| Visual novels | Main character - Oreritsu Saimin Gakuen |
| Voiced by | Kaibara Elena |