Kaguya Madoka (香久矢まどか?) is one of the five main Cures in Star☆Twinkle Pretty Cure. She is a third-year student at Mihoshi Middle School, and is in the same class as Elena.
Madoka's alter ego is Cure Selene (キュアセレーネ?) and she is known as the Pretty Cure of the Moon. Her catchphrase is "Good day" (ごきげんよう?).