Joy Boy
Joy Boy is a legendary figure from eight hundred years ago in the One Piece manga who apologized on a poneglyph and was Zunesha's companion before opposing the World Government.
First mentionedCh. 628, p. 1428 chapters reference it
Known from canon
8 factsA poneglyph contains an apology from a man named Joyboy.
Zunesha committed a serious crime 800 years ago back when it was Joyboy's companion.
Momonosuke tells Yamato that Zunesha said Luffy is Joyboy.
Joyboy faced an enemy, the organization now known as the World Government.
The robot addresses Joy Boy and says it can fight for you again.
Robin reads the name Joyboy written on the stone.
Kaido says the opponent could not be Joy Boy either.
Kaido asks whether King thinks he is Joyboy.
Still unknown
4 questionsWhat was Joy Boy's relationship with the Ancient Kingdom?
How did Joy Boy lose his battle against the World Government?
What is the connection between Joy Boy and the Nika fruit?
Why does Zunesha believe Luffy is Joy Boy?
Best explanation right now
All theoriesJoyboy's Downfall was the Nika Devil Fruit
Timeline of mentions
8 key chapters- Robin reads name Joyboy First mentionCh. 628, p. 14
- Poneglyph mentions Joyboy apologyCh. 967, p. 8
- Kaido judges not Joy BoyCh. 1014, p. 3
- Kaido questions King about JoyboyCh. 1036, p. 3
- Zunesha recalls Joyboy's companionCh. 1040, p. 11
- Zunesha declares Luffy is JoyboyCh. 1044, p. 1
- Joyboy fought the World GovernmentCh. 1115, p. 3
- Robot speaks to Joy BoyCh. 1120, p. 12