Ultraman Gaia
Episode 6
S1 E6:
Gamu Takayama is a 20 year old member of an organization called Alchemy Star. After a monster known as C.O.V attacked the Earth, Gamu falls through a portal of light and meets the giant: Ultraman Gaia, who gives him his powers.
Starring
Hiroyuki Watanabe, Takashi Ukaji, Masami Nakagami