1girl, afloat, animal_ears, bikini, black_bikini, breasts, brown_hair, caustics, chain, cleavage, feet_out_of_frame, frilled_bikini, frills, green_eyes, halterneck, holding, holding_removed_eyewear, horse_ears, innertube, jewelry, kinoyama_(0202), large_breasts, long_hair, looking_at_viewer, maruzensky_(blasting_off_summer_night)_(umamusume), maruzensky_(umamusume), navel, necklace, official_alternate_costume, ponytail, sitting, solo, sunglasses, swimsuit, umamusume, unworn_eyewear, water, wristband