Koizumi Saki
小泉 沙紀
| Koizumi Saki小泉 沙紀 | |
| Hair | Ahoge, Brown, Long, Odango, Parted to Side, Sidehair |
| Eyes | Amber |
| Body | Pale, Slim, Teen |
| Clothes | Clothing with Ribbons, Dress, Jacket, Knee-high Socks, Necktie, Pleated Skirt, School Uniform |
| Items | Handgun |
| Personality | Kind, Stubborn |
| Role | Gang Leader, High School Student, Orphan, Yakuza |
| Engages in | Fighting |
| Subject of | Coercion |
| Visual novels | Protagonist - Jingi Naki Otome Protagonist - Jingi Naki Otome Koikoi Zanmai |
| Voiced by | Shitara Touko |