K-20: The Fiend with Twenty Faces (2008)

Set in Tokyo during World War II, K-20: The Fiend with Twenty Faces tells the story of a masked villain who terrorizes the city with his criminal activities. The hero, a vigilante with extraordinary abilities, must uncover the identity of the masked man and put an end to his reign of terror. Along the way, the hero faces suspicion, impersonation, and various challenges that test his skills and determination.