1girl, afe., armpits, bare_shoulders, bikini, black_hair, blue_eyes, blue_sky, breasts, cleavage, cloud, collarbone, day, feet_out_of_frame, hololive, lens_flare, light_rays, looking_at_viewer, medium_breasts, navel, one_eye_closed, oozora_subaru, oozora_subaru_(hololive_summer_2019), outdoors, partially_underwater_shot, short_hair, sky, solo, stomach, striped, striped_bikini, sunbeam, sunlight, swept_bangs, swimsuit, virtual_youtuber, wading, water, yellow_bikini