Hiroshi Hyuga is a major protagonist in the Ultraman franchise, having made appeared in the first two Ultra Galaxy shows and having appeared afterwards in the movie and 2 direct to video special. He is the captain of the Pendragon crew who after discovering Rei, eventually became his best friend and greatest ally alongside Gomora and Litra.
History
Ultra Galaxy: Mega Monster Battle
Prior to the events of the series, his father, Hiroyuki was the captain of the pendragon, a ship belonging to ZAP SPACY. Eventually though, Hiroshi grew up to become captain himself and ultimately managed to go on adventures throughout space. In the process, these adventures and experience would help him gain lots of wisdom and knowledge.
One day however, while traveling through space, him and his crew accidentally crashed near a destroyed site on Boris, a planet that they later discovered was overrun by monsters from Earth’s past. While there, him and his crew rather ran into a person named Rei, a human like alien had lost his memories and was capable of controlling/taming monsters. Although Rei initially refused to join them, Hyuga eventually managed to convince him to join them, leading to them eventually going on a journey to help him regain his memories.