Sumire Hikami is a main character from the anime series 'Aikatsu!'. She is a student at Starlight Academy and is known for her elegant and graceful demeanor. Sumire has a calm and reserved personality, which makes her stand out among her peers. She is talented in singing and dancing, and her performances are admired for their sophistication. As a member of the idol group Luminas, Sumire plays a crucial role in supporting and inspiring her friends to achieve their dreams in the world of idols.