Watch Shuriken School: The Ninja’s Secret (2006) full episodes online free watchcartoononline.
Synopsis: Follow your favorite Shuriken School television characters onto the big screen for their first time! Eizan, Jimmy, and Okuni’s summer holiday is anything but relaxing after professional ninjas kidnap Eizan’s father. Using their ninja training, the trio must face potentially career-ending challenges in and attempt to save their loved ones, dreams, and positions.