Shuriken School/YMMV


 * Canon Sue: The cheerleaders Torrance, Missy, and Casey in "Cherry on the Cake". Upon their arrival, nearly every male student becomes infatuated with them. They are able to master a complex fighting technique in the span of a day and are able to easily take down Naginata and his boys despite the latter group being subjected to rigorous training at Katana.
 * They Changed It, Now It Sucks: Class Photo
 * Toy Ship: Eizan and Okuni. It helps that, in the show, Everyone Can See It.
 * Also Naginata and Ami, being one of the most popular ships. Doubles as Angel Devil Shipping.