1girl, ass, ass_focus, bare_legs, bent_over, black_shirt, blue_archive, blue_buruma, blue_sky, blurry, blurry_background, buruma, cloud, day, gym_uniform, halo, legs, official_alternate_costume, outdoors, ponytail, purple_eyes, purple_hair, rahy, running_track, shirt, shoes, sky, sneakers, solo, sweat, thighs, track_and_field, underbutt, yuuka_(blue_archive), yuuka_(track)_(blue_archive)