1girl, animal_ears, bikini, black_hair, blue_eyes, bob_cut, breasts, cleavage, ear_ribbon, eishin_flash_(umamusume), embarrassed, horse_ears, horse_girl, horse_tail, large_breasts, leaning_forward, looking_at_viewer, omiya_shinta, open_mouth, pool, poolside, short_hair, solo, speech_bubble, swept_bangs, swimsuit, tail, tan, tanlines, umamusume, white_bikini