| Houjouin Nanaka北条院 七花 |
| Hair | Ahoge,Blue,Shoulder-length |
| Eyes | Violet |
| Body | Medium Breasts,Pale,Slim,Teen,Younger Appearance |
| Clothes | Bikini,Futuristic Suit,Knee-high Socks,Loafers,Miniskirt,Ribbon Tie,School Uniform,Shirt,Shorts,Sports Shoes,Tank Top,Tracksuit,Wristband |
| Items | Handgun |
| Personality | Mature,Refined,Relaxed |
| Role | High School Student,Senpai,Spy |
| Engages in | Fighting |
| Visual novels | Main character -Senjin Otome -Makina ni Yadorishi Kokoro ga Negau wa...- |
| Voiced by | Himari |
Safe / Tame (14)