1girl, barefoot, bikini, black_hair, blush, bow_hairband, breasts, from_side, frown, full_body, hairband, hololive, holykoshi, medium_breasts, official_alternate_costume, official_alternate_hairstyle, oozora_subaru, oozora_subaru_(hololive_summer_2019), seiza, short_hair, sitting, solo, striped, striped_bikini, swept_bangs, swimsuit, thighs, virtual_youtuber, yellow_background, yellow_eyes, zoom_layer