Usami Haruka
宇佐美 はるか
| Usami Haruka宇佐美 はるかAB | |
| Measurements | Height: 156cm, Bust-Waist-Hips: 91-56-89cm |
| Birthday | 31 October |
| Hair | Parted to Side, Pink, Ringlet, Sidehair, Waist Length+, Wavy |
| Eyes | Tareme, Violet |
| Body | Big Breasts, Pale, Slim, Teen |
| Clothes | Baby-doll, Hair Flower, Headband, Miniskirt, Naked, Pajamas, Panties, School Uniform |
| Personality | Airhead, Brother Complex, Clumsy, Deredere, Desu, Naive, Third Person |
| Role | Domestic Partner, High School Student, Middle Sister, Step Sister |
| Visual novels | Main character - Iinazuke wa Imouto-sama! |
| Voiced by | Matsuda Risa |
DescriptionShun and Yuuna's new sister since their parents have married. Haruka is one day older than Yuuna so she makes Yuuna call her 'onee-chan'. | |