1girl, d, animal_ears, bare_arms, bare_shoulders, bikini, bikini_skirt, blue_sky, blush, breasts, brown_hair, cleavage, cloud, cowboy_shot, daiwa_scarlet_(trifle_vacation)_(umamusume), daiwa_scarlet_(umamusume), day, garugarubesu, hair_between_eyes, hair_bobbles, hair_intakes, hair_ornament, hand_on_own_hip, horse_ears, index_finger_raised, large_breasts, long_hair, looking_at_viewer, low_twintails, miniskirt, navel, ocean, official_alternate_costume, official_alternate_hairstyle, red_bikini, red_eyes, skirt, sky, smile, solo, standing, stomach, swimsuit, thighs, twintails, umamusume, very_long_hair, water