1girl, o, animal_ears, arm_under_breasts, bad_twitter_id, blue_one-piece_swimsuit, blue_sky, blurry, blush, breast_hold, breasts, cameltoe, clothes_writing, cloud, colored_eyelashes, competition_school_swimsuit, contrail, cowboy_shot, crossed_arms, daiwa_scarlet_(umamusume), day, depth_of_field, fang, fur_trim, hair_between_eyes, hair_intakes, horizon, horse_ears, horse_girl, horse_tail, large_breasts, light_particles, long_hair, looking_at_viewer, ocean, one-piece_swimsuit, open_mouth, outdoors, red_eyes, red_hair, school_swimsuit, shiny_clothes, sidelocks, skin_fang, skindentation, sky, solo, standing, straight_hair, swimsuit, tail, taut_clothes, thick_thighs, thighhighs, thighs, tracen_swimsuit, twintails, twitter_username, umamusume, very_long_hair, water, wet, wet_clothes, wet_swimsuit, white_thighhighs, wide-eyed, yami_anko