Doraemon: Nobita's Secret Gadget Museum (ドラえもん のび太のひみつ道具博物館(ミュージアム), Doraemon: Nobita no Himitsu Dōgu Museum), also known as Doraemon and Nobita Holmes in the Mysterious Museum of the Future and Doraemon the Movie: Nobita in the Secret Gadget Museum, is a 2013 Japanese anime science-fiction mystery comedy film. It is the 33rd film of the Doraemon film series.