marumarukin,umamusume,mejiro mcqueen (umamusume),1girl,animal ears,ball,baseball,baseball cap,baseball mitt,baseball uniform,belt,black headwear,ears through headwear,hat,highres,holding,holding ball,horse ears,horse girl,horse tail,leggings,long hair,looking afar,multiple views,pants,pitching,shirt,shoes,simple background,sneakers,sportswear,standing,standing on one leg,tail,undershirt,white shirt,yellow background
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