1girl, ahoge, alternate_costume, animal_ears, blurry, blush, breasts, brown_hair, cleavage, cleavage_cutout, closed_mouth, clothing_cutout, collared_leotard, covered_navel, cowboy_shot, curtains, depth_of_field, hair_between_eyes, hairband, horse_ears, horse_girl, horseshoe, large_breasts, leotard, light_particles, long_hair, looking_at_viewer, lying, mihono_bourbon_(umamusume), on_bed, on_side, pillow, solo, sunlight, togami_(tobysou526), umamusume, under_covers, white_hairband, white_leotard, window, wing_collar