seigen, rio (blue archive), blue archive, chinese commentary, commentary request, highres, 1girl, black jacket, black pantyhose, black shoes, black skirt, blazer, breasts, grin, hair ornament, hairclip, halo, high heels, jacket, large breasts, long hair, looking at viewer, pantyhose, pleated skirt, red eyes, shoes, sitting, skirt, smile, solo, sweater, turtleneck, turtleneck sweater, very long hair, white sweater