The latest issue of Jump magazine has revealed that Akira Toriyama is currently working on a new Dragon Ball movie slated for spring 2015 release. Toriyama has also confirmed that like Dragon Ball Z: Battle of God, this film will tell a new story set in the Dragon Ball universe. Toriyama is currently working on the new character designs, and asked his fans to look forward to the movie. Official title has yet to be announced.
Source: Anime News Network