1girl, animal_ears, black_hair, bottle, brown_eyes, brown_hair, clothes_lift, ear_covers, gym_shirt, gym_shorts, gym_uniform, holding, holding_bottle, horse_ears, horse_girl, horse_tail, lifted_by_self, looking_at_viewer, medium_hair, midriff, miyama_mizuki_(hoshihoshi1220), multicolored_hair, navel, nice_nature_(umamusume), open_mouth, outdoors, red_shorts, shirt, shirt_lift, short_sleeves, shorts, solo, streaked_hair, sweat, tail, tracen_training_uniform, two-tone_hair, umamusume, water_bottle, white_shirt, wiping_face