Gun Blaze West, Volume 1 — Nobuhiro Watsuki

In the Old West only the strong survive. Viu Bannes is a boy on a mission to be the best gunfighter in the West. When Viu meets a vagabond gunslinger named Marcus Homer, his desire to be the best becomes even stronger.  He knows it's his destiny to travel to the legendary land known as Gun Blaze West--where the only toughest gunmen dare set foot!