Chang Changku is a central character in the anime and manga series Cyborg 009. Originally a poor Chinese farmer, Chang becomes one of the nine cyborgs after being experimented on by the Black Ghost organization. As Cyborg 006, he possesses the ability to breathe fire and dig tunnels using his enhanced body. Chang is known for his kindness, optimism, and comedic relief, often cooking for the team and supporting them emotionally throughout their battles against evil.