Kohan is an half human and half saiyan in Dragonball Extreme. Kohan is the son of Gohan and Videl and a brother of Pan. He's the nephew of Goten, Geki and Gina. He reached the super saiyan level and had mystic powers and had a tail. His personality is like Gohan's of being playful, cheerfull and had anger and acting serious and cocky. He makes friends with Trunks , Bulla / Bra and Zen .