Arikawa Sayaka
有川 さやか
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| Arikawa Sayaka有川 さやか | |
| Hair | Green, Ponytail, Waist Length+ |
| Eyes | Green |
| Clothes | Glasses, Hairpin, School Uniform, Thigh-high Stockings |
| Personality | Serious |
| Role | Discipline Committee Member, High School Student |
| Visual novels | Main character - Yami no Koe II |
| Voiced by | Ruru |