Doraemon: Nobita no Himitsu Dougu Museum

Ep ?/1

On a normal afternoon, Doraemon's bell is stolen by Kaito Deluxe, a thief from the 22nd Century. Determined to get it back, Nobita and co. decide to pursue him and take back the bell that is hidden inside the 22nd Century's Secret Gadget Museum. (Source: Anime News Network)