obaa-chan (golden retriever), adidas, umamusume, highres, 1girl, alternate costume, animal ears, black shorts, blue hairband, blue jacket, blush, breasts, brown hair, cleavage, closed mouth, covering own mouth, ear covers, furioso (umamusume), hair between eyes, hairband, hand over own mouth, horse ears, horse girl, horse tail, jacket, kneehighs, long hair, long sleeves, looking at viewer, loose socks, medium breasts, midriff, open clothes, open jacket, shoes, shorts, single bare shoulder, single ear cover, sneakers, socks, sports bra, tail, white socks, white sports bra, yellow eyes