Blood: The Last Vampire (2009)

Synopsis
Hiroyuki Kitakubo's cult anime hit comes to life in this live-action adaptation starring Gianna Jun as Saya. Saya has been hunting demons and slaying vampires for 400 years. Now it's the twentieth century, and Saya is working for a clandestine organization known only as the Council. She's the last of her kind, a half-vampire, half-human samurai dedicated to ridding the world of monsters. Now with the Vietnam War raging in the background, Saya is dispatched to an American military base to do battle with the most dangerous vampire of all. ~ Jason Buchanan, All Movie Guide