Sasara Yatsusaki is one of the main characters in Fantasista Doll. She is a calm, polite, and dependable girl who becomes one of the chosen girls able to command Fantasista Dolls through special cards. Sasara plays an important supporting and combat role in the series, helping protect others while gradually uncovering the mystery behind the dolls and the larger conflict surrounding them. Her gentle personality contrasts with her strength and determination in battle.