1girl, arm_behind_back, competition_swimsuit, cowboy_shot, dark-skinned_female, dark_skin, greyscale, hand_up, horns, long_hair, looking_at_viewer, monochrome, muscular, muscular_female, one-piece_swimsuit, oni, oni_horns, parted_lips, pointy_ears, simple_background, single_horn, smile, solo, swimsuit, tall, tall_female, white_background