Aihara Yuuka
相原 夕香
| Aihara Yuuka相原 夕香 | |
| Hair | Ahoge, Blond, Long, Ponytail |
| Eyes | Green |
| Body | Small Breast Sizes |
| Clothes | Dress, Hairpin, Old Type School Swimsuit, Ribbon Hair Tie, Spats, Yukata |
| Role | Daughter, Step Sister, Younger Sister |
| Visual novels | Main character - Immoral Emotion |
| Voiced by | Kaneda Mahiru |