1girl animal_ears arm_support arm_up belt belt_buckle blue_bow blue_eyes bow breasts brown_footwear brown_hair brown_shorts brown_vest buckle closed_mouth commentary_request dengen_kiru drop_shadow flower forehead full_body gloves grey_background happy_valentine highres horse_ears horse_girl horse_tail loafers medium_breasts mejiro_ryan_(margaret_latte)_(umamusume) mejiro_ryan_(umamusume) multicolored_hair red_belt shirt shoes short_hair short_shorts shorts simple_background smile solo standing standing_on_one_leg striped striped_bow sweet_memory_teatime_(umamusume) tail thighhighs two-tone_hair umamusume vest white_flower white_gloves white_hair white_shirt white_thighhighs