Sakura Igarashi is a main character in the series 'Kamen Rider Revice.' She is the younger sister of the protagonist, Ikki Igarashi, and transforms into Kamen Rider Jeanne. Initially struggling with her own insecurities and desire for strength, Sakura eventually overcomes her doubts, becoming a formidable Rider. As Kamen Rider Jeanne, she uses the Cobra Vistamp to fight Deadmans and protect her family. Her growth throughout the series is significant, and she plays a crucial role in the battle against evil.