famichiki 100, arato nagi, ruri no houseki, highres, 1girl, arms under breasts, belt, black hair, blue eyes, blue pants, boots, breasts, brown belt, brown boots, chair, closed mouth, collared shirt, crossed arms, denim, earrings, jeans, jewelry, large breasts, long hair, looking at viewer, office chair, on chair, pants, shirt, shirt tucked in, simple background, sitting, sleeves rolled up, smile, solo, straight hair, stud earrings, swivel chair, white background, white shirt