Inoue Mayumi
井上 真弓
| Inoue Mayumi井上 真弓 | |
| Hair | Brown, Waist Length+ |
| Eyes | Blue |
| Body | Young-adult |
| Clothes | Headband, Jacket, Skirt, Tank Top |
| Personality | Honest, Reserved |
| Role | Idol, Younger Sister |
| Visual novels | Main character - Ryoujoku Finder |
| Voiced by | Kamitsuki Aoi |