1boy, 1girl, animal_ears, bare_shoulders, black_shirt, black_shorts, breasts, brown_hair, cleavage, comic, crop_top, hair_between_eyes, horse_ears, horse_girl, horse_tail, large_breasts, long_hair, looking_at_viewer, lying, mmm_(mmm623), multiple_views, on_side, open_mouth, red_eyes, shirt, shorts, sirius_symboli_(umamusume), smile, speech_bubble, strap_slip, t-head_trainer, tail, trainer_(umamusume), twitter_username, umamusume, very_long_hair, white_hair