misumi aoi, ongeki, game cg, highres, non-web source, official art, 1girl, bare shoulders, black hair, blue eyes, blue hairband, blue necktie, blue thighhighs, blush, breasts, closed mouth, detached collar, dress, full body, garter straps, hairband, holding, holding instrument, instrument, long hair, looking at viewer, medium breasts, necktie, off-shoulder dress, off shoulder, pleated skirt, shoes, short dress, short necktie, simple background, skirt, smile, solo, split mouth, thighhighs, transparent background, very long hair, white shoes