The story of Son Goku's journey

Kakalot, a child who was sent from the Saiyan planet to conquer the planet, but the mission was foiled because of Kakalot's mischievous actions. To lose his memory at that time was adopted by Sun Gohan, who was one of Masters

[Almost everything here is not mine or probably none at all. I use google in my native language so if you offend I apologize as I am not very good at languages.]