Rizumu Amamiya is a fictional character from the anime series Pretty Rhythm. She is a talented and lively Prism Star known for her energetic personality, expressive performances, and strong sense of style. As part of the main cast, she plays an important role in the story’s idol and skating competitions, helping drive the group’s friendships, rivalries, and growth. Rizumu is also remembered for her upbeat charm and her contribution to the series’ colorful, performance-focused atmosphere.