Lupin the Third: The Fuma Conspiracy (1987)

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.

The world's greatest blue sapphire, the "blue lapis fist", said to have sunk in a pirate ship in the late 19th century, on the coasts of Singapore. A local millionaire plots to retrieve it, and when it's exhibited in an exhibition at the Singaporean Marina Sands hotel, a murder takes place.

By a fortunate coincidence, Gyun is inspired and encouraged by a girl with the same name. Therefore, he decides to form a lion dance troupe with his friends, Kat and Doggie, to break the constraints of reality and fight for themselves for once.

Upon hearing about the story of Treasure Island, Nobita dreams of discovering and exploring his own treasure island, despite the fact all of the Earth has been mapped already.

When a Lupin impersonator is arrested for shoplifting in Tokyo, dozens of other copycats converge on the city to clear the name of Arsene Lupin III. The real Lupin is in town too, both to watch the show and to steal a mysterious item called the Ice Cube. But one of those impostors also has sights on the Cube. Is he good enough to beat the original at his own game?

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.

Psychotherapist Ruben Brandt becomes the most wanted criminal in the world when he and four of his patients steal paintings from the world's most renowned museums and art collections.

Shibuya, Tokyo, is bustling with the Halloween season. A wedding is being held at Shibuya Hikarie, where Detective Miwako Sato of the Metropolitan Police Department is dressed in a wedding dress. While Conan and the other invited guests are watching, an assailant suddenly bursts in, and Detective Wataru Takagi, who was trying to protect Sato, is injured. Takagi survived and the situation was settled, but in Sato's eyes, the image of the grim reaper that she had seen when Detective Matsuda, the man she had been in love with, had been killed in a series of bombings three years ago, overlapped with Takagi's.

Fujiko Mine, the devastating femme fatale whose only loyalty is to her desire, befriends a young boy whose late father hid away a fortune. A killer is on the boy's trail and it's up to Fujiko to stop him: but where do her interests really lie?

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.