Geo Stelar, known in Japan as Subaru Hoshikawa (星河スバル Hoshikawa Subaru?), is the main protagonist of the Mega Man Star Force series. He's a lonely 5th grader who has lost his father prior to the start of the games, anime, and manga who lives in a town known as Echo Ridge. He is the son of Kelvin Stelar and Hope Stelar.