1girl, d, animal_ears, bikini, blue_hair, blunt_bangs, blush, braid, breasts, cleavage, collarbone, crown_braid, hair_ribbon, hand_on_own_cheek, hand_on_own_face, horse_ears, large_breasts, long_hair, looking_at_viewer, lying, matuda_(matudayazo), mejiro_ardan_(umamusume), parted_lips, purple_eyes, red_ribbon, ribbon, sarong, simple_background, smile, solo, swimsuit, umamusume, very_long_hair, white_background, white_bikini