Misawa Mariko
美澤 万里子
| Misawa Mariko美澤 万里子O | |
| Measurements | Height: 158cm, Bust-Waist-Hips: 83-60-85cm |
| Birthday | 7 October |
| Hair | Long, Violet |
| Eyes | Green |
| Clothes | Cardigan, Headband, Turtleneck Shirt |
| Personality | Refined |
| Role | Full Sister, Older Sister, Teacher |
| Visual novels | Side character - Natural ~Mi mo Kokoro mo~ Side character - Natural Petit Side character - Natural Zero+ ~Hajimari to Owari no Basho de~ |
| Voiced by | Natsuno Hotaru |