Mari
真理
| Mari真理 | |
| Hair | Black, Parted to Side, Short, Straight |
| Eyes | Brown |
| Body | Medium Breasts, Pale, Slim, Teen |
| Clothes | Blazer, Hairpin, Miniskirt, School Uniform |
| Personality | Competitive |
| Role | Full Sister, High School Student, School Committee President, Younger Sister |
| Visual novels | Main character - Haji-Mari |
| Voiced by | Suzuki Ryou |