Mikan Shiratama is a character who debuts in the second season of PriPara. She makes her anime debut in Episode 39. Her preferred brand is Silky Heart, and she is a Lovely Type Idol.
Mikan is a happy-go-lucky girl with a cheerful personality, who acts like an angel. Even though at first it doesn't seem like it since all she does is follow Aroma around, she has a strong and close bond with her.
(Source: PriPara Wikia)