Sugita Satsuki
杉田 早月
| Sugita Satsuki杉田 早月 | |
| Hair | Grey, Shoulder-length, Sidehair, Spiky Bangs, Twin Tails |
| Eyes | Blue |
| Body | Medium Breasts, Pale, Teen |
| Clothes | Glasses, Headband, Loose Socks, Mini-dress, Ribbon Hair Tie, Shorts, Sports Shoes |
| Subject of | Catheter |
| Visual novels | Main character - Nyotai Kenkyuu Club ~Ano Ko o Nemurase Itazura Zanmai~ |
| Voiced by | Shimotsuki Yuu |