2girls absurdres ahoge animal_ear_fluff animal_ears ass bangs barefoot bikini bikini_skirt black_one-piece_swimsuit blue_archive blue_eyes blue_one-piece_swimsuit blush closed_eyes competition_swimsuit cross_hair_ornament extra_ears eyewear_on_head girl_on_top grey_hair hair_ornament halo heart highres hoshino_(blue_archive) hoshino_(swimsuit)_(blue_archive) long_hair looking_at_viewer lying masabodo multicolored_clothes multicolored_swimsuit multiple_girls official_alternate_costume on_stomach one-piece_swimsuit open_mouth parted_lips pink_hair ponytail revision shiroko_(blue_archive) shiroko_(swimsuit)_(blue_archive) simple_background sitting sitting_on_person soles sunglasses swimsuit twintails two-tone_swimsuit very_long_hair white_background white_bikini