yukiya (shiya), eishin flash (umamusume), umamusume, commentary request, highres, 1girl, animal ears, black hair, blue eyes, blush, bob cut, bow, bowtie, breasts, closed mouth, collarbone, ear ornament, ear ribbon, ear scrunchie, hair between eyes, heart, holding, holding ticket, horse ears, horse girl, large breasts, long sleeves, looking at viewer, pleated skirt, purple sailor collar, purple serafuku, purple shirt, purple skirt, sailor collar, sailor shirt, school uniform, scrunchie, serafuku, shirt, short hair, simple background, skirt, smile, solo, spoken heart, ticket, tracen school uniform, upper body, white background, white bow, white bowtie, white scrunchie, winter uniform