1girl, d, aqua_eyes, aqua_hairband, armpits, bikini, blue_sky, blush, bow_hairband, breasts, brown_hair, cloud, day, hairband, hololive, medium_breasts, nakaji_(user_snap3353), navel, ocean, official_alternate_costume, official_alternate_hairstyle, oozora_subaru, oozora_subaru_(hololive_summer_2019), open_mouth, orange_bikini, outdoors, outstretched_arms, partially_submerged, polka_dot_hairband, short_hair, sky, smile, solo, striped, striped_bikini, swept_bangs, swimsuit, virtual_youtuber, water, wet