Iwai Risa
岩井 里沙
| Iwai Risa岩井 里沙 | |
| Hair | Brown, Half Updo, Long, Spiky Bangs, Straight |
| Eyes | Amber |
| Body | Pale, Slim, Young-adult |
| Clothes | Ribbon Hair Accessory |
| Personality | Jealous, Strict |
| Role | Full Sister, Teacher, Younger Sister |
| Visual novels | Main character - 12nin no Onna Kyoushi |
| Voiced by | Fujii Naoko |
DescriptionAn English teacher from a family that had several generations of teachers. Iwai Nozomi's younger sister. | |