1girl, animal_ears, arm_garter, blush, bracelet, dress, hand_on_own_hip, hand_up, holding, holding_water_gun, horse_ears, horse_girl, jewelry, long_hair, looking_at_viewer, low_twintails, mejiro_mcqueen_(ripple_fairlady)_(umamusume), mejiro_mcqueen_(umamusume), necklace, official_alternate_costume, open_mouth, purple_eyes, purple_hair, sleeveless, sleeveless_dress, smile, solo, twintails, umamusume, water_gun, white_dress, yu_yin