Five children save the life of a dog-like alien while at a self-run summer camp. He attempts to reward them by taking them to an alien colony on the Moon. Events take a turn for the worse when his report on that attack that injured him causes passage from the Moon to the Earth to be banned, and children are stranded in space. The children need to find a way back home before camp ends and their parents discover that they are missing. They also have to avoid the poachers that injured their alien friend, and now seem to be stalking them all.

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.

This film is a psychic documentary that uses "Onmyoji" as its subject and focuses on the real-life stories of inexplicable horrors that occur in this world of universal science. Do curses really exist? Is it possible to put a curse on a third person? Is it possible to kill someone with a curse? See the truth with your own eyes.

Historical samurai OVA about the deputy leader of the Shinsengumi, who fought on the side of the Shogun prior to the Meiji Restoration.