kanzaki hiro, kousaka kirino, kousaka kyousuke, ore no imouto ga konna ni kawaii wake ga nai, hand on head, official art, translated, 1boy, 1girl, annoyed, arm support, blue eyes, blue hair, blush, bracelet, brother and sister, can't be this cute 2, cover, cover page, frown, hair ornament, hairclip, hand on own hip, hip focus, jewelry, long hair, looking at viewer, miniskirt, novel cover, orange hair, school uniform, serafuku, short hair, siblings, sitting, skirt, sweatdrop