Pretty Rhythm: Universe Aurora is Cure GlassDoll first Pretty Rhythm series.
- Otoshiro Terumi
- Terumi is one of lead characters of the series. She's rather ampathtic but is extremely perceptive as a result. She is shown to be very good at singing. Her fashion element is cool.
- Otoshiro Sumire
- Terumi's older sister. She's part of a duo with her best friend Mina.
- Hinata Mina
- Sumire's best friend. She's part of the duo Gemini.