1girl, arknights, bad_pixiv_id, bandeau, belt, black_belt, breasts, cowboy_shot, crop_top, grey_background, grin, horns, long_hair, looking_at_viewer, medium_breasts, midriff, multicolored_hair, navel, nian_(arknights), open_clothes, parted_lips, pointy_ears, purple_eyes, red_bandeau, red_hair, red_tube_top, smile, solo, standing, stomach, strapless, streaked_hair, teeth, tube_top, white_hair, yokaze_(yokajie)