yuasa akira, z/x, official art, 1girl, ahoge, beamed eighth notes, bow, bow legwear, breasts, brown eyes, brown hair, concert, copyright notice, eighth note, glowstick, idol clothes, large breasts, long hair, musical note, musical staff, open mouth, pink bow, pink skirt, prism (z/x), quarter note, shirt, shoes, skirt, socks, solo, sparkle, striped bow, striped clothes, striped skirt, very long hair, white shirt, white shoes, white skirt, white socks