arakaki issei, hayama hiyori, extreme hearts, highres, official art, 1girl, :d, anime coloring, black shoes, blazer, blue bow, blue eyes, blush, bob cut, bow, bowtie, breasts, brown hair, brown jacket, collared shirt, full body, grey skirt, grey socks, hand on own chest, holding, holding instrument, instrument, jacket, loafers, long sleeves, looking at viewer, open mouth, pleated skirt, school uniform, shirt, shoes, short hair, simple background, skirt, smile, socks, solo, standing, tachi-e, teeth, transparent background, white shirt