1girl, animal_ears, armpits, blonde_hair, blush, bouncing_breasts, breasts, collarbone, covered_navel, ear_covers, ear_ornament, hair_ornament, horse_ears, horse_girl, horse_tail, jacket, large_breasts, looking_at_viewer, medium_hair, narita_top_road_(umamusume), open_mouth, school_swimsuit, simple_background, single_ear_cover, solo, swimsuit, tail, tracen_swimsuit, track_jacket, twitter_username, umamusume, white_background, yamano_rokamizu