| Shimizu Madoka清水 円 |
| Hair | Ponytail, Red, Short, Sidehair |
| Eyes | Violet |
| Body | Pale, Young-adult |
| Clothes | Cuffs, Evening Gloves, Garter Belt Stockings, Hair Tie, Jacket, Lab Coat, Maid's Dress, Maid's Headdress, Micro Bikini, Necktie, Nightgown, Skirt Suit, Sport Bloomers, Sports Jersey, Thigh-high Stockings, Tube Top |
| Personality | Deredere, Mischievous |
| Role | Cousin, Older Sister |
| Engages in | Cosplay |
| Visual novels | Main character - Ane Ane ~Yurushite! Oneechan-tachi, Boku no Ochi*chi* Dame ni Nacchau!~ |
| Voiced by | Shion Miyabi |