| Iris Mercuriaイリス・メルクリア |
| Hair | Blue, Sidehair, Waist Length+, Wavy |
| Eyes | Pink |
| Body | Kid, Pale, Slim, Small Breasts |
| Clothes | Bikini, Blazer, Cape, Choker, Clothing with Ribbons, Detached Sleeves, Hat, Knee-high Boots, Maid's Dress, Maid's Headdress, Mary Jane, Miniskirt, Oversized Clothing, Panties, Puffy Sleeves, Ribbon Tie, Robe, School Uniform, Thigh Band, Unusual Hair Ornaments |
| Personality | Airhead, Bookworm, Docile, Smart, Stoic |
| Role | Honor Student, Magician |
| Visual novels | Main character - Yuusha to Odore! ~Bocchi no Ore ga Isekai Shoukan Sarete Bishoujo-tachi to Gakuen Saikyou Party o Kumimashita~ |
| Voiced by | Yahiro Mami |