1girl, ass, ball, black_hair, blue_eyes, blurry, blurry_background, breasts, elbow_sleeve, from_behind, holding, holding_ball, kureha_(ironika), medium_hair, original, pantylines, short_shorts, shorts, sleeveless, solo, sportswear, sweat, thighhighs, thighs, tsubasa_(kureha), volleyball, volleyball_(object), volleyball_uniform