Haruna Yui
榛名 優依
| Haruna Yui榛名 優依 | |
| Hair | Antenna, Parted in Middle, Red, Twin Tails, Waist Length+ |
| Eyes | Violet |
| Body | Kid, Pale, Short (obsolete) |
| Clothes | Belt, Bikini, Hat, Headband, Mini-dress, Necktie, Shirt, Skirt Suit, Sunglasses |
| Personality | Low Self-esteem |
| Role | Homeroom Teacher, Teacher |
| Visual novels | Side character - Amatsu Misora ni! |
| Voiced by | Himari |