nitamako_(sakamalh), maruzensky_(blasting_off_summer_night)_(umamusume), maruzensky_(umamusume), year_2024, 1girl, animal_ears, bikini, black_bikini, chain, flower_ornament, gold_chain, green_eyes, heart, heart-shaped_eyewear, horse_ears, horse_girl, horse_tail, looking_at_viewer, sandals, swimsuit, tail, highres, umamusume