Banna is the sister of Goku and Raditz. She is the only woman to become stuck in her Super Saiyan form, and she is still stuck in it today, the only way she can get out of it is if she transforms into the next level, but in the end she still reverts back into her Super Saiyan state. She can transform into a Super Saiyan 4 and she can sense a person's power level without a scouter. She has a power level of 5,000,000 and her brother, Goku, is suprised with her power. Raditz thinks she is to spoiled because everyone in her family, exept Raditz, is a hero. She cares deeply for her nephews and lives on Earth on a house not too far from Goku's. Goten loves his aunt so much and he never wants to leave when he goes to her house. She has a son named Kahan and he can go Super Saiyan