Tien

Tien Shinhan (天津飯) is a supporting main character in the Dragon Ball manga and in the anime Dragon Ball and Dragon Ball Z. He also makes a few minor appearances in Dragon Ball GT. Heavily devoted to martial arts, reclusive and disciplined. Tien is one of the strongest Humans within the Dragon Ball universe. He battles alongside Son Goku, and the other Z Fighters when major threats to the Earth surface. But he often courageously engaging enemies far more powerful than himself, and he spends most of his time training with his lifelong best friend, Chaozu. In the Japanese Version, he is call TenShinhan.

Voice Actors
all information on Tien came from http://dragonball.wikia.com/wiki/Tien_Shinhan
 * Japanese :
 * English :