Studio Ghibli is a studio synonymous with success. Almost as if creator Hayao Miyazaki has some sort of secret formula for creating a masterpiece. Though a big part of that secret is Studio Ghibli's ability to adapt stories and make them their own. Miyazaki has adapted several of his own works, and those of other creators. Films like Spirited Away, Kiki's Delivery Service, Ponyo, and countless others have become modern classics, transformed enough by Miyazaki and Studio Ghibli most casual fans wouldn't know they were adaptations in the first place.