She only appears for 1 episode

Also she sings in this episode, if that's okay!

A dashing performer who never hesitates to take another runner gently by the hand. You won't catch her flirting, however. Instead, she helps her dear ponies in her capacity as leader of Ritto Dormitory. As a runner, she hopes to captivate audiences just like her mother, a stage actress. Her ultimate stage: the Triple Crown.