1girl, alternate_costume, animal_ears, bare_shoulders, black_sports_bra, blurry, blurry_background, bottle, breasts, brown_eyes, brown_hair, cleavage, crop_top, drinking, gym, holding, holding_bottle, holding_towel, horse_ears, horse_girl, horse_tail, iwashi_111, large_breasts, long_hair, midriff, navel, ponytail, satono_diamond_(umamusume), solo, sports_bra, stomach, sweat, tail, towel, treadmill, umamusume, very_long_hair, water, water_bottle