This isn't a show. It's 15 seconds of pure Ghibli comfort distilled into the smallest possible form. You get the castle, the whimsy, the soft aesthetic, everything that made Howl iconic but none of the runtime commitment. If you've ever wanted to step into that world without leaving your couch, this is the closest thing that exists.
A fleeting glimpse of Howl's Moving Castle marks the arrival of the Valley of Witches, a recently opened section of Ghibli Park. Released online as a single episode, the piece is a promotional spot running just 15 seconds, built to advertise the new area by drawing on the film. Viewers should expect a brief commercial rather than a story.