The "Anywhere Door" featured in the popular manga and anime series Doraemon is a fictional device that allows instantaneous travel between any two locations simply by walking through the door. While it is an imaginative concept, it does not have a basis in current scientific understanding or known theories.
there is no scientific evidence or theoretical framework that supports the existence of an "Anywhere Door" or a similar device. The concept of instantaneous travel between distant locations, without traversing the physical space in between, is not currently supported by our understanding of physics.
In reality, the laws of physics, particularly those related to space, time, and energy, place limitations on the possibilities of teleportation or instantaneous travel. Concepts like wormholes, which are hypothetical structures that could potentially connect distant points in space-time, have been theorized in some scientific contexts, but their actual existence and practicality are still purely speculative and far from being realized.
It's worth noting that science fiction often explores imaginative ideas that go beyond our current scientific understanding. While the "Anywhere Door" is an intriguing concept within the world of fiction, it does not align with what we know about physics at present.