Selina Kyle, also known as Catwoman, is a prominent character in the anime film Batman Ninja. Portrayed as both an ally and adversary to Batman, she plays a significant role in the story. Catwoman is known for her agility, stealth, and cat-like reflexes. In Batman Ninja, she is transported back in time to feudal Japan alongside other Gotham characters. Throughout the film, Selina navigates the complexities of this new world, often using her cunning and charm to assist Batman in his mission to thwart the plans of the Joker and other villains.