1girl, alternate_costume, ass, black_hair, blue_buruma, blue_eyes, blue_sky, blurry, blurry_background, border, breasts, buruma, butt_crack, cloud, elbow_on_knee, feet_out_of_frame, from_behind, hairband, hololive, looking_at_viewer, oozora_subaru, open_mouth, out_of_frame, outdoors, outside_border, shirt, short_hair, short_sleeves, sidelocks, sitting, sky, small_breasts, solo, sweatband, swept_bangs, thighs, tsushi, virtual_youtuber, white_border, white_hairband, white_shirt, wristband