Miho Kirishima, known as Kamen Rider Femme, is a major character in the series Kamen Rider Ryuki. She is the only female Kamen Rider in the main TV series, driven by a quest for vengeance after her sister's murder. Miho is characterized by her strong resolve and determination, often displaying a cool and collected demeanor. As Kamen Rider Femme, she uses the power of the swan-themed Advent Deck. Her involvement significantly influences the Rider War and the fates of other characters.