1girl, ahoge, animal_ears, ball, black_leotard, blush, brown_hair, fake_animal_ears, flat_chest, grey_pantyhose, holding, holding_ball, leotard, long_hair, looking_at_viewer, onii-chan_wa_oshimai!, open_mouth, orange_eyes, oyama_mahiro, pantyhose, playboy_bunny, rabbit_ears, saeki_tatsuya, simple_background, solo, white_background