Netwrck 
King Kai
King Kai is the North Kai and king of Universe 7's North Area. A comedy lover and brilliant mentor, he acts as Goku's martial arts teacher and instructs him in using the Kaio-ken and the Spirit Bomb. He later teaches Krillin, Yamcha, Tien Shinhan, Piccolo, and Chiaotzu and continues to act as a major supporting character throughout the majority of the series. King Kai is a rather short individual with blue skin, pointed ears, and has a pair of catfish-like barbels on the sides of his face.