Akatsuki: A crime organization consisting of rogue ninja.
Jutsu: A ninja technique.
Chakra: Fuel for Jutsu; it's energy, pretty much.
Cyroid: Another type of demon that comes from a different planet inside the computer called Cybertopia
Navi: Short for "NetNavi." These creatures can battle Internet viruses, and transform their arms into high-powered weapons
Elf: A mystical being from a different realm
Human: A normal Cyberu with no powers
Spirit: A split personality living inside of someone else
Mamodo: A demon from the mamodo world: a place that holds a war every thousand years to decide the next king
Kayon: A Cyberu tainted by darkvolution
Darkvolution: The process of a Cyberu becoming evil
Fusing: The way a Cyberu re-enters the computer world
De-fusing: The way a Cyberu returns to its body in the human world
Data transfer: The process of two Cyberus creating a child
Erasing: The process of a Cyberu being destroyed
Data recovery: A Cyberu may be recreated after death by recovering its data. This event is called data recovery.
Darkworld: The part of the computer world where Kayons dwell
Networld: The part of the computer world where normal Cyberus live
R-eowly: Just some word Keyki made up.
W.E.D: Weally Evil Dotz. Red spots or bumps on Sunuru's face.
Sennen Items: Also known as Millennium Items, these Egyptian artifacts have great and terrible powers. Whosoever possesses all seven of them will have enough power to control the world.
Darkangel: A birdlike creature from the Underworld.
Bye yuz: A strange way Sunuru says goodbye to people.
