1girl, animal_ears, armpits, arms_behind_head, arms_up, ayame_iro_(toumei_dolce), bare_arms, bare_shoulders, blue_eyes, brown_hair, closed_mouth, collarbone, crop_top, horse_ears, horse_girl, horse_tail, looking_at_viewer, looking_to_the_side, midriff, narita_taishin_(umamusume), navel, shirt, short_hair, simple_background, sleeveless, sleeveless_shirt, solo, stomach, tail, tank_top, tied_shirt, umamusume, upper_body, white_background, yellow_shirt