best quality, high quality, anime screencap, anime coloring, source_anime, shirakawa ayane, 1girl, solo, long hair, brown hair, purple eyes, brown eyes, large breasts, school uniform, serafuku, bow, blue skirt, pleated skirt, kneehighs, loafers, brown footwear, full body, walking forward, relaxed posture, school hallway background, large windows, sunlight streaming in, detailed environment