1girl, d, arm_up, armpits, ball, beach, beachball, bikini, blue_eyes, blue_sky, bow_hairband, breasts, brown_hair, cleavage, cloud, cloudy_sky, grin, hairband, headband, hololive, innertube, looking_at_viewer, navel, official_alternate_hairstyle, oozora_subaru, oozora_subaru_(hololive_summer_2019), outdoors, piisu, rubber_duck, short_hair, sky, smile, solo, swept_bangs, swimsuit, teeth, virtual_youtuber, water, yellow_bikini