kazuha nanako, nanako (artist), francesca lucchini, strike witches, world witches series, 1girl, :d, animal ears, ass, black hair, black thighhighs, blush, butt crack, cameltoe, cat ears, cat tail, fang, female focus, flat chest, from behind, green eyes, hair ribbon, looking back, no pants, open mouth, panties, ribbon, simple background, smile, solo, standing, striped clothes, striped panties, tail, thighhighs, twintails, underwear