2girls, alternate_costume, animal_ears, blue_hair, blush, breast_envy, breasts, cleavage, flower, hair_flower, hair_ornament, horse_ears, horse_girl, jacket, large_breasts, long_hair, looking_at_another, medium_hair, mejiro_ardan_(umamusume), multiple_girls, pink_hair, sakura_chiyono_o_(umamusume), satori_(6g8aipuqb1xjv7w), shorts, tracen_training_uniform, track_jacket, umamusume, white_background