1girl, animal_ears, bare_shoulders, bottle, breasts, brown_hair, cleavage, collarbone, crop_top, ear_covers, freckles, grass, green_eyes, horse_ears, horse_girl, hukahito, ines_fujin_(umamusume), large_breasts, looking_at_viewer, lying, midriff, navel, on_back, outdoors, pink_sports_bra, side_ponytail, single_ear_cover, smile, solo, sports_bra, sweat, towel, umamusume, underwear, upper_body, visor_cap, water_bottle