Saitou Kazuma
斉藤 和馬
| Saitou Kazuma斉藤 和馬B | |
| Measurements | Height: 172cm |
| Birthday | 20 December |
| Hair | Black, Parted to Side, Shoulder-length |
| Eyes | Violet |
| Body | Pale, Teen |
| Clothes | Glasses, School Uniform, T-shirt, Turtleneck Shirt |
| Role | Classmate, Friend, Student Council Vice President |
| Visual novels | Side character - Haruiro Ouse |
| Voiced by | Kadogawa Ryuuji |