Fuu Kasumi is one of the main protagonists in the anime series "Samurai Champloo." She is a spirited and determined teenage girl who embarks on a journey to find the 'samurai who smells of sunflowers,' enlisting the help of two skilled swordsmen, Mugen and Jin, along the way. Despite her lack of combat skills, Fuu proves resourceful and resilient, often acting as the glue that holds the trio together. Her character provides a balance of humor and heart, which adds depth to the series' adventurous narrative.