1boy, 3girls, 3koma, alternate_costume, animal_ears, black_hair, blush, breast_press, breasts, chibi, closed_eyes, comic, crying, dated, fang, hair_ornament, happy_meek_(umamusume), hekahire_isurus, horse_ears, horse_girl, hug, kiryuuin_aoi, large_breasts, marvelous_sunday_(umamusume), medium_hair, multiple_girls, shorts, surprised, tracen_training_uniform, trainer_(umamusume), triangle_mouth, twintails, umamusume, white_hair