Mackenyu (真剣佑 Makken Yū), born Mackenyu Maeda (前田真剣佑 Maeda Makkenyu), is a American-born Japanese actor and model who portrays Eiji Tomari in Kamen Rider Drive: Surprise Future. He is the son of famous Japanese actor Sonny Chiba. His uncle Jirō Chiba, portrayed Kazuya Taki in the original Kamen Rider series. He also cast as "Ryoichi" in the film Pacific Rim: Uprising.