| Itsumu Aruha五夢 有葉A |
| Measurements | Height: 157cm, Bust-Waist-Hips: 85-57-86cm |
| Birthday | 30 April |
| Hair | Blunt Bangs, Bob Cut, Grey, Parted in Middle, Shoulder-length, Straight |
| Eyes | Tareme, Violet |
| Body | Medium Breasts, Pale, Slim, Teen |
| Clothes | Clothing with Ribbons, Cuffs, Hat, Headband, Knee-high Socks, Necktie, Ribbon Headband, Shirt, Shorts, Skirt, Thigh-high Stockings |
| Personality | Low Self-esteem, Reserved |
| Role | Eleventh Grader, Kouhai, Older Sister, Part-time Worker, Waitstaff |
| Visual novels | Side character - Berry's |
| Voiced by | Ebihara Aisu |
