Rule 34 Dev - 1girl armpits arms_up black_hair blouse blue_pantyhose blue_shirt breasts brown_eyes cowboy_shot fitness_boxing hands_in_hair highres holding holding_own_hair long_hair looking_at_viewer medium_breasts midriff navel open_mouth outside_border pantyhose serizawa_(serizawaroom) shirt skirt solo tank_top|13239798975