1girl, animal_ears, bad_feet, bad_pixiv_id, bikini, black_hair, blue_archive, blush, breasts, brown_eyes, chin_gero, day, from_side, hair_ornament, kneeling, looking_at_viewer, looking_to_the_side, nail_polish, outdoors, partially_submerged, purple_nails, sandals, solo, swimsuit, thighs, toenail_polish, toenails, wakamo_(blue_archive), wakamo_(swimsuit)_(blue_archive), water