1other 2girls absurdres animal_ear_fluff animal_ears aqua_(lostvap) bangs black_one-piece_swimsuit blue_archive blue_eyes breasts competition_swimsuit covered_navel cowboy_shot cross_hair_ornament extra_ears grey_hair hair_ornament halo highres horizon hoshino_(blue_archive) hoshino_(swimsuit)_(blue_archive) low_ponytail medium_breasts medium_hair mismatched_pupils multicolored_clothes multicolored_swimsuit multiple_girls ocean official_alternate_costume one-piece_swimsuit outdoors pov shiroko_(blue_archive) shiroko_(swimsuit)_(blue_archive) solo_focus sun sunset swimsuit upper_body water