1girl, \m/, animal_ears, beach, bikini, blue_sky, breasts, cloud, criss-cross_halter, curren_chan_(umamusume), day, ganimede, grey_hair, halterneck, highleg, horizon, horse_ears, horse_girl, horse_tail, lens_flare, medium_breasts, navel, ocean, outdoors, purple_eyes, red_bikini, short_hair, sky, sleeveless, sleeveless_turtleneck, solo, sparkle, swimsuit, tail, thigh_gap, turtleneck, umamusume