Doraemon the Movie: Nobita's Great Adventure into the Underworld

Doraemon Movie 05: Nobita no Makai Daibouken

Having dreamed of being in a world of magic, Nobita and Doraemon used the what-if-telephone-booth gadget to turn the world into one that is based on magic instead of science. Little did they know that demons exist and threaten this magical world. (Source: ANN)