One Piece Encyclopedia
| Zatsuyou | "Odd jobs" - Recruits in learning status that do the odd jobs, for example the cleaning. |
| Zoan | One of the three families of the Akuma no Mi (Devil Fruits). This family grants powers that allow to transform into an animal or half human half animal. |
| Zousenjima | "Shipbuilding Island" - Center of Water Seven where the shipbuildings of the city are located. |