1girl absurdres animal_ears bare_shoulders belt blue_hat blurry blurry_foreground breasts brown_hair corset detached_sleeves hair_ornament hairclip hat highres horse_ears horse_girl horse_tail indoors long_hair looking_at_viewer lying matikane_tannhauser_(umamusume) multicolored_hair on_side parted_lips pouch shiro3necro shirt signature skirt sleeveless sleeveless_shirt small_breasts smile solo streaked_hair tail umamusume unworn_hat unworn_headwear white_shirt white_skirt yellow_eyes