1boy 1girl absurdres animal_ears breasts brown_hair ear_ornament frills hair_between_eyes highres horse_ears horse_girl horse_tail large_breasts long_hair long_skirt looking_at_viewer multicolored_hair pleated_skirt ponytail pout purple_serafuku satono_diamond_(umamusume) school_uniform serafuku shirt_tug short_sleeves simple_background skirt solo_focus streaked_hair tail tracen_school_uniform trainer_(umamusume) umamusume very_long_hair white_background white_skirt yamano_rokamizu yellow_eyes