1girl animal_ears bare_shoulders black_legwear blue_flower blue_headwear blue_rose brown_hair closed_mouth collarbone dagger flower highres holding holding_dagger holding_weapon horse_ears horse_girl horse_tail knife long_hair looking_at_viewer red_eyes rice_shower_(umamusume) rose solo standing sukocchi tail thighhighs tilted_headwear umamusume weapon