Hatori Ei
羽鳥 映
| Hatori Ei羽鳥 映B | |
| Measurements | Height: 175cm |
| Birthday | 9 May |
| Hair | Blond, Curtained, Parted in Middle, Short, Shoulder-length, Stubble |
| Eyes | Green, Hosome |
| Body | Pale, Slim, Young-adult |
| Clothes | Dog Tags, Suit, Sunglasses |
| Role | Childhood Friend, Full Brother, Older Brother |
| Visual novels | Side character - Mirai Nostalgia |
| Voiced by | Nakazawa Ayumu |