Son Goku is the main protagonist of the Dragon Ball series, created by Akira Toriyama. He is a Saiyan, a warrior race known for their fighting prowess, and is recognized for his cheerful, naive personality and insatiable appetite. Goku's journey starts as a child who possesses extraordinary strength and martial arts skills. Over the course of the series, he trains hard to surpass his limits, becoming one of the strongest fighters in the universe. Goku values friendship and compassion, often prioritizing the well-being of others over his own. His love for challenges leads him to seek out powerful adversaries, making him a central figure in numerous battles that protect Earth and the galaxy from various threats.