kantori, arato nagi, ruri no houseki, commentary request, 1girl, alternate eye color, aqua eyes, arm under breasts, belt, black hair, blue pants, breasts, collared shirt, covered erect nipples, denim, earrings, hammer, holding, holding hammer, huge breasts, huge nipples, jeans, jewelry, long hair, long sleeves, looking at viewer, pants, shirt, sidelocks, simple background, solo, standing, stud earrings, very long hair, white background, white shirt