Release Date: March 9, 2013
In the film, a mysterious entity steals the bell that Doraemon, the robot cat from the future, wears around his neck. Doraemon, his hapless owner Nobita, and their friends track down the thief and arrive at a magnificent secret gadget museum. - Animenewsnetwork
Please see Spring Anime 2013 Trailers Archive Blog for the rest of the trailers. Thank you.