1girl, bad_pixiv_id, ball, balloon, beachball, bikini, blue_archive, blue_flower, blue_hair, chise_(blue_archive), chise_(swimsuit)_(blue_archive), flower, hair_flower, hair_ornament, halo, horns, innertube, long_hair, looking_at_viewer, oni_horns, open_mouth, red_eyes, red_horns, sabana, side-tie_bikini_bottom, simple_background, solo, standing, swimsuit, very_long_hair, white_background, white_bikini