One Piece 3D: Straw Hat Chase (2011)

While trying to free her sister from Fahai's clutches, Xiao Qing winds up in a dystopian city and meets a mysterious man who can't recall his past life.

The glittering Gran Tesoro, a city of entertainment beyond the laws of the government, is a sanctuary for the world’s most infamous pirates, Marines, and filthy rich millionaires. Drawn by dreams of hitting the jackpot, Captain Luffy and his crew sail straight for the gold. But behind the gilded curtains lies a powerful king whose deep pockets and deeper ambitions spell disaster for the Straw Hats and the New World alike.

A girl named Olga is pursued by both the World Government and a man named Mad Treasure, as she is the only one who knows the location of the Pure Gold, a substance that can buy the entire world. Olga ends up sailing with the Straw Hat Pirates, and they journey to find the Pure Gold on the lost island of Alchemi, which is located inside the stomach of a large angler fish named Bonbori.

Reunited with Lancelot for the first time since their tragic accident, Tristan must learn to conquer his inner demons in order to save his mother's life.

Lupin III competes with the Kisugi sisters to steal a triptych of paintings that once belonged to their father, and which hold the key to a long-unsolved mystery.

A samurai's path leads him to a young waitress whose hometown was destroyed by a dragon. He doesn't want any trouble — but it finds them anyway.

The iconic "gentleman thief" Lupin III returns in an action-packed, continent-spanning adventure, as Lupin III and his colorful underworld companions race to uncover the secrets of the mysterious Bresson Diary, before it falls into the hands of a dark cabal that will stop at nothing to resurrect the Third Reich.

Tristan, the son of Meliodas and Elizabeth, inherits the power of the Goddess Clan and can heal people’s wounds and injuries, but he often ends up hurting others due to his inability to control his Demon Clan power. To protect his family, Tristan heads to Edinburgh Castle and meets a host of new friends along the way.

The special takes place during the two year before the Straw Hats reunite on Sabody. Luffy is currently in Rusukaina training to get stronger to take on the New World. However the training is interrupted when Hancock's sisters, Marigold and Sandersonia, are kidnapped by the Byrnndi World, a pirate who was locked away on Level 6 of Impel Down but escaped during Luffy's invasion to save Ace, in order to lure Hancock to him and use her as a hostage against the World Government due to her Shichibukai status. Thus Luffy and Hancock head off to confront him and save Hancock's sisters.

Ryo Saeba works the streets of Tokyo as the City Hunter. He's a "sweeper" and with his sidekick Kaori Makimura, he keeps the city clean. People hire the City Hunter to solve their dangerous problems, which he does with a Colt Python. When Ryo's not working on a case, he's working on getting the ladies, and Kaori must keep him in check with her trusty 10 kg hammer.