Oomori Kayo
大森 佳代
| Oomori Kayo大森 佳代 | |
| Measurements | Height: 152cm |
| Age | 20 |
| Hair | Shoulder-length, Violet |
| Eyes | Violet |
| Body | Mole |
| Clothes | Bikini, Sundress, Thigh-high Stockings, Waitstaff Uniform |
| Role | Waitstaff |
| Visual novels | Main character - Invisible ~Toumei Ningen ni Naru Kusuri. |
| Voiced by | Maki Izumi |