dancing, performance, raruru, the idolmaster cinderella girls u149, the idolmaster series, 1girl, ryuzaki kaoru, short hair, yellow eyes, solo, gloves, hair ornament, open mouth, tiara, dress, hairclip, smile, orange hair, hoshizora rin, white gloves, hands on hips, bare shoulders, :d, blurry, jewelry, blush, blurry background, upper body