1girl, 3, animal_ears, artist_name, blonde_hair, brown_eyes, elbows_on_knees, full_body, hands_on_own_cheeks, hands_on_own_face, horse_ears, horse_girl, jewelry, leaning_forward, long_hair, long_sleeves, looking_at_viewer, mayano_top_gun_(umamusume), necklace, open_mouth, outdoors, plaid, plaid_skirt, plaid_vest, shirt, shoes, sitting, skirt, smile, sneakers, socks, solo, stairs, twitter_username, two_side_up, umamusume, vest, watermark, white_footwear, white_shirt, white_socks, yellow_skirt, yellow_vest, yogukasu