Goku is really the one Dragon Ball & Dragon Ball Z is centered on. Goku is one of the last survivor of a dead world called Vegeta. Goku is an saiyan who as a baby was send to earth. On earth he learn to do good and not evil like other saiyans. His grandfather, Gohan, show Goku how to fight and he told Goku about Dragon balls. Dragon Balls are legendary, magical balls that when you get all seven together in one place and call the dragon. The dragon will garret you one wish.
As a child, Goku meets some new friends. He meets Bulma, Krillan, Tein, Yamcha, Master Roshi and Chi-Chi. Goku meets Bulma, Yamcha, Krillan, and Chi-Chi while going on a crazy adventure. Master Roshi teaches Goku and Krillan new techniques of fighting. And Chi-Chi one day becomes Goku's wife.
Goku marries Chi-Chi when he gets older. And together they have two sons named Gohan and Goten, but Goten comes later. As Goku gets older, he gets stronger.He learns techquies like kamehamaha,spirit bomb and some techiques .He became The World's Best Fighter by winning the world's martial arts champianship. He save the world a couple of times with nobody knowing it too.
In Goku's lifetime, he fights many enemies. He fights Frieza,Cell,Raditz and even his new allie, Vegeta. As Goku be a saiyan, learns how to to become a Super Saiyan. And as a super saiyan, Goku has endless power and strenght to take down enemies like Cell and Frieza.
Goku has alot of things that goes on in his life. I'll keep the information coming!!