Kakarotto, also known as "Goku" in the anime Dragonball Z, created by
Akira Toriyama. 'Kakarot' is
Goku's real name on his home planet of Vegeta-sei, before he came to earth and was given his new name. The'to' is added for formality. The only one who calls him by his
Saiya-jin name is Vegeta.