trainer, agnes tachyon, and t-head trainer (umamusume) drawn by cheekie

agnes_tachyon_(umamusume) animal_ears bikini breasts brown_hair cellphone cheekie female_pubic_hair full-length_mirror gold_bikini highres holding holding_phone horse_ears huge_breasts mirror mirror_selfie phone pubic_hair pubic_hair_peek reflection reflection_focus selfie smartphone swimsuit t-head_trainer_(umamusume) trainer_(umamusume) umamusume