1girl, arms_behind_back, ass, black_shirt, blue_archive, blue_eyes, blue_jacket, bobobong, breasts, buruma, cowboy_shot, from_behind, halo, interlocked_fingers, jacket, large_breasts, long_hair, looking_at_viewer, looking_back, off_shoulder, official_alternate_costume, ponytail, purple_hair, shirt, solo, sportswear, sweat, thighs, track_jacket, yuuka_(blue_archive), yuuka_(track)_(blue_archive)