yuasa akira, z/x, official art, ahoge, black shoes, black thighhighs, blue dress, bow, bowtie, breasts, brown hair, concert, copyright notice, dress, frilled dress, frilled skirt, frills, hair ornament, holding, holding microphone, large breasts, long hair, microphone, multicolored dress, night, night sky, outdoors, plaid bow, plaid bowtie, plaid clothes, plaid skirt, prism (z/x), red dress, shoes, skirt, sky, sparkle, splashing, standing, standing on one leg, star (sky), thighhighs, very long hair, white dress