Rule 34 Dev - 1girl absurdres afloat ball beachball bikini flat_chest gem glasses grey_hair gun hair_ornament highres holding holding_gun holding_weapon hololive hololive_english kitada_mo koseki_bijou long_hair platform_footwear platform_sandals pool purple_eyes sandals simple_background smile swimsuit very_long_hair virtual_youtuber water_gun weapon|22959172899