dancing, performance, the idolmaster cinderella girls u149, the idolmaster series, multiple girls, 6+girls, blonde hair, dress, black hair, short hair, brown hair, long hair, sasaki chie, twintails, ichihara nina, tachibana arisu, bow, hair bow, smile, blue eyes, ryuzaki kaoru, gloves, hairband, sakurai momoka, blue dress, hair ornament, bare shoulders, open mouth