1girl, ;d, ahoge, animal_ears, arched_back, armpits, arms_up, ass, blue_one-piece_swimsuit, blush, breasts, brown_hair, competition_school_swimsuit, copano_rickey_(umamusume), cowboy_shot, double_bun, fang, from_side, gradient, hair_between_eyes, hair_bun, hair_ornament, horse_ears, horse_girl, horse_tail, looking_at_viewer, looking_back, medium_breasts, medium_hair, multicolored_hair, one-piece_swimsuit, one_eye_closed, open_mouth, pink_eyes, pink_lips, rei_(ilust9999), school_swimsuit, sidelocks, simple_background, single_vertical_stripe, skin_fang, smile, solo, sparkle, standing, streaked_hair, swimsuit, tail, tail_through_clothes, tassel, tassel_hair_ornament, umamusume, wavy_hair, wet, wet_clothes, wet_swimsuit, white_background, white_hair