2girls, alternate_costume, animal_ears, arm_at_side, breasts, brown_hair, chibi, chibi_inset, clothes_writing, cropped_legs, green_shirt, grey_shorts, hand_on_own_hip, horse_ears, horse_girl, horse_tail, large_breasts, long_hair, looking_at_viewer, midriff, mocha_(mochaxgm), multicolored_hair, multiple_girls, navel, red_eyes, shirt, short_shorts, short_sleeves, shorts, sirius_symboli_(umamusume), solo_focus, sparkle, symboli_rudolf_(umamusume), tail, tongue, tongue_out, umamusume, white_background