Haruna Saki
春奈 咲
| Haruna Saki春奈 咲 | |
| Hair | Brown, Curtained, Long, Parted in Middle, Straight |
| Eyes | Green, Tareme |
| Body | Pale, Slim, Young-adult |
| Clothes | Hair Tie, One Piece Swimsuit, School Uniform |
| Role | Bodyguard, Friend, Full Sister, Library Committee Member, Older Sister |
| Visual novels | Side character - Kasou = Genjitsu ~Harem Simulator~ |
| Voiced by | Kodama Satomi |