According to Weekly Shonen Jump, 3D movies of One Piece and Toriko were announced to premiere on March 19th, 2011. One Piece 3D is an original story about the missing straw hat of Luffy.

Luffy and crew takes on Arlong's crew in baseball. Announced by Bon Clay and Buggy. (Source: ANN)

The Straw Hat Pirates, searching for the great passage "Grand Line", are in trouble when their food runs out! Luffy, searching for food on his own, finds a ship belonging to the pirate, Gary, and takes it over!! He lands at a nearby town... Luffy was attacked by a young girl, Silk, who mistook him for a member of the other pirate gang. As the two eat a meal, they tell their stories. Meanwhile, Gary and his band are burning with anger at Luffy, demanding payment from the town's defenseless citizens...!! (Source: jumpland.com/animetour/op/index_en.html)

Set over 20 years prior to the main One Piece story, this limited release OVA chronicles the confrontation between Gold Lion Shiki and Gold Roger as well as other events around the world around the time of the Pirate King's execution.