1girl, armpits, ass, back, bangs, black_hair, black_pants, black_sports_bra, blunt_bangs, blush, breasts, brown_eyes, crop_top, cross-body_stretch, exercise, eyebrows_visible_through_hair, flexible, from_behind, frown, gymnastics, long_hair, looking_at_viewer, looking_back, midriff, multiple_views, navel, pants, shoulder_blades, split, sports_bra, spread_legs, stretch, sweat, tight, tight_pants, two_side_up, yoga_pants